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				<title>On the Equilibrium of Planes</title>
				<author>Archimedes</author>
				<respStmt>
					<resp>Sponsor</resp>
					<name>The Owner of the Archimedes Palimpsest</name>
				</respStmt>
				<respStmt>
					<resp>Responsible for primary transcription (Dublin Core creator)</resp>
					<name>Reviel Netz</name>
				</respStmt>
				<respStmt>
					<resp>Responsible for primary transcription (Dublin Core creator)</resp>
					<name>Nigel Wilson</name>
				</respStmt>
				<respStmt>
					<resp>Contributor</resp>
					<name>Mike Toth</name>
				</respStmt>
				<respStmt>
					<resp>Contributor</resp>
					<name>Will Noel</name>
				</respStmt>
				<respStmt>
					<resp>Contributor</resp>
					<name>Doug Emery</name>
				</respStmt>
				<respStmt>
					<resp>Contributor</resp>
					<name>Alexander Lee</name>
				</respStmt>
				<respStmt>
					<resp>Contributor</resp>
					<name>Neel Smith</name>
				</respStmt>
				<respStmt>
					<resp>Contributor</resp>
					<name>Christopher Blackwell</name>
				</respStmt>
			</titleStmt>
			<publicationStmt>
				<idno>PROVIDED-BY-DE</idno>
				<publisher>Owner of the Archimedes Palimpsest</publisher>
				<date>2008</date>
				<availability>
					<p>Licensed for use under Creative Commons Attribution 3.0 Unported, license
						http://creativecommons.org/licenses/by/3.0/legalcode.</p>
					<p>It is requested that copies of any published articles based on the
						information in this data set are set to The Curator of Manuscripts, The
						Walters Art Museum, 600 North Charles Street, Baltimore MD 21201.</p>
				</availability>
			</publicationStmt>
			<sourceDesc>
				<listBibl>
					<bibl>Privately owned parchment codex: "The Archimedes Palimpsest".</bibl>
					<bibl>Multispectral Digital Image Product of the Archimedes Palimpsest (The
						Owner of the Archimedes Palimpsest, 2008).</bibl>
					<bibl>Heiberg, J. L., Archimedis Opera omnia cum commentariis Eutocii (Leipzig:
						Teubner, 1910–15; reprinted 1972).</bibl>
					<bibl>Christie’s New York, 29th October 1998 Sale, no. 9058, The Archimedes
						Palimpsest. </bibl>
					<bibl>A. Papadopoulos-Kerameus, Hierosolymitike Bibliotheke, vol. 4 (St
						Petersburg, 1899), 329–331, MS 355.</bibl>
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						<item>Content: On the Equilibrium of Planes</item>
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						<item>13th Century Manuscript</item>
						<item>10th Century Manuscript</item>
						<item>Private Collection</item>
						<item>Foliation scheme: Prayer book foliation, ordered by sequence of
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								<seg type="word"><supplied reason="lost">τ</supplied>έσσαρες</seg>
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								<supplied reason="lost">ἔχει</supplied>
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								<supplied reason="lost">Δ</supplied>
								<supplied reason="lost">τᾶς</supplied>
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							<seg type="line" n="13"><seg type="word">α<supplied reason="lost"
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										>τουτ<supplied reason="lost">έστιν</supplied></seg>
							</seg>
							<seg type="line" n="11"><seg type="word">τετα<supplied reason="lost"
									>ραγ</supplied>μένας</seg> οὔσας <seg type="word"
									>τ<unclear>ᾶ</unclear>ς</seg>
								<seg type="suppliedword">ἀ<supplied reason="lost"
								>να</supplied></seg></seg>
							<seg type="line" n="12"><seg type="wordend">λ<supplied reason="lost"
									>ο</supplied>γίας,</seg> δι' ἴσου ὡς ἁ ΟΔ πρὸς ΔΕ, </seg>
							<seg type="line" n="13">οὕτως ἁ ΑΒ τᾶς ΑΒ μετὰ τᾶς Γ <choice>
									<abbr>τ</abbr>
									<expan>τᾶς</expan>
								</choice>
							</seg>
							<seg type="line" n="14">ΒΓ <expan>καὶ</expan> ἁ ΒΔ πρὸς τὰν συγκειμέναν </seg>
							<seg type="line" n="15">ἐκ τᾶς Β <seg type="word">συν<supplied
										reason="lost">α</supplied>μφοτέρου</seg> τᾶς ΑΒ</seg>
							<seg type="line" n="16"><seg type="word">Β<unclear>Ε</unclear></seg> καὶ
								τᾶς Δ <seg type="word">τᾶ<unclear>ς</unclear></seg> ΓΒ ΒΔ· ὥστε <seg
									type="word">κ<supplied reason="lost">αὶ</supplied></seg></seg>
							<seg type="line" n="17">ὡς ἁ ΟΕ πρὸς ΕΔ ἐστίν, ὡς ἁ ΓΒ <seg
									type="suppliedword">με</seg></seg>
							<seg type="line" n="18"><seg type="wordend">
									<supplied reason="lost">τὰ</supplied>
								</seg> τᾶς Γ <seg type="word">τᾶ<unclear>ς</unclear></seg> ΒΔ καὶ Β
								τᾶς <seg type="word"><unclear>Ε</unclear>Β</seg>
								<seg type="word">πρ<supplied reason="lost">ὸς</supplied></seg></seg>
						</seg>
						<seg type="folio" n="27v1">
							<seg type="line" n="1"><seg type="word">τ<unclear>ὰν</unclear></seg> Β
								συναμφοτέρου τᾶς ΑΒ ΒΕ </seg>
							<seg type="line" n="2">καὶ Δ συναμφοτέρου τᾶς ΓΒ ΒΔ.</seg>
							<seg type="line" n="3">ἔστι δὲ καὶ ὡς ἁ <seg type="word">Δ<supplied
										reason="lost">Ε</supplied></seg>
								<seg type="word"><supplied reason="lost"
									>π</supplied>ρὸ<unclear>ς</unclear></seg> ΕΒ, <seg type="word"
										>οὕ<unclear>τ</unclear>ως</seg>
							</seg>
							<seg type="line" n="4"><supplied reason="lost">ἅ</supplied> τε <seg
									type="word">Α<unclear>Γ</unclear></seg> πρὸς <seg type="word"
										><supplied reason="lost">Γ</supplied>Β,</seg>
								<seg type="word"><unclear>ἐ</unclear>π<unclear>ε</unclear>ὶ</seg>
								καὶ κατὰ <seg type="clearword">σύν</seg></seg>
							<seg type="line" n="5"><seg type="wordend">θεσιν,</seg> καὶ ἁ Γ τᾶς ΓΔ
								πρὸς <seg type="word">τὰ<unclear>ν</unclear></seg> Γ</seg>
							<seg type="line" n="6">τᾶς ΔΒ <expan>καὶ</expan> ἁ Β τᾶς ΔΕ πρὸς τὰν
									<supplied reason="lost">Β</supplied>
							</seg>
							<seg type="line" n="7">τᾶς ΕΒ· ὥστε καὶ ἁ <seg type="word">σ<supplied
										reason="lost">υ</supplied>γκειμένα</seg>
							</seg>
							<seg type="line" n="8">ἔκ τε τᾶς ΑΓ <expan>καὶ</expan> Γ τᾶς ΓΔ καὶ Β
									<seg type="word">τ<supplied reason="lost"
									>ᾶ</supplied><unclear>ς</unclear></seg>
							</seg>
							<seg type="line" n="9">ΔΕ πρὸς τὰν συγκειμέναν εἴς τε τᾶς </seg>
							<seg type="line" n="10">ΓΒ καὶ Γ τᾶς ΒΔ καὶ Β τᾶς <seg type="word"
										><supplied reason="lost">Ε</supplied>Β.</seg>
								<seg type="clearword">ἀ</seg></seg>
							<seg type="line" n="11"><seg type="wordend">νομοίως</seg> οὖν <seg
									type="word">πάλι<supplied reason="lost">ν</supplied></seg> τῶν
								λόγων <seg type="clearword">τε</seg></seg>
							<seg type="line" n="12"><seg type="wordend">ταγμένων,</seg> τουτέστιν ἐν
									<seg type="unclearword">τεταραγ</seg></seg>
							<seg type="line" n="13"><seg type="wordend"
								>μέν<unclear>α</unclear>ι</seg> ἀναλογίαι, δι' ἴσου τὸν <supplied
									reason="lost">αὐτὸν</supplied>
							</seg>
							<seg type="line" n="14">ἕξει λόγον ἁ ΕΟ <choice>
									<abbr>πρ</abbr>
									<expan>πρὸς</expan>
								</choice> ΕΒ, ὃν ἁ ΑΓ </seg>
							<seg type="line" n="15">μετὰ τᾶς Γ τᾶς <seg type="word"
									>Γ<unclear>Δ</unclear></seg> καὶ Β τᾶς <sic>δὲ</sic></seg>
							<seg type="line" n="16">πρὸς διπλασίαν συναμφοτέρου </seg>
							<seg type="line" n="17">τᾶς ΑΒ ΒΕ μετὰ τᾶς Δ <seg type="clearword"
									>συναμφο</seg></seg>
							<seg type="line" n="18"><seg type="wordend">τέρου</seg> τᾶς ΓΒ ΒΔ· ὅλα
								οὖν ἁ ΟΒ </seg>
							<seg type="line" n="19">πρὸς ΒΕ τὸν αὐτὸν ἔχει λόγον, </seg>
							<seg type="line" n="20">ὃν ἁ ἴσα τᾶ τε Γ τᾶς ΑΒ μετὰ τᾶς </seg>
							<seg type="line" n="21">Ϛ τᾶς ΓΒ καὶ τᾶ Γ τᾶς <seg type="word"
										><unclear>Β</unclear>Δ</seg> πρὸς</seg>
						</seg>
						<seg type="folio" n="22r1">
							<seg type="line" n="1">τὰν Β συναμφοτέρου τᾶς ΑΒ ΒΕ </seg>
							<seg type="line" n="2">μετὰ τᾶς Δ συναμφοτέρου τᾶς</seg>
							<seg type="line" n="3">ΓΒ ΒΔ. <expan>καὶ</expan> ἐπεὶ αἵ τε ΕΔ ΔΓ ΓΑ ἐν
								τῶι</seg>
							<seg type="line" n="4">αὐτῶι λόγωι ἐντὶ καὶ <seg type="clearword"
									>συναμφό</seg></seg>
							<seg type="line" n="5"><seg type="wordend">τερος</seg> ἑκάστα τῶν ΕΒ ΒΔ
								ΔΒ ΒΓ ΓΒ </seg>
							<seg type="line" n="6">ΒΑ <choice>
									<abbr>εστ</abbr>
									<expan>ἔσται</expan>
								</choice> καὶ ὡς ἁ ΕΔ πρὸς ΔΑ, <seg type="clearword">οὕ</seg></seg>
							<seg type="line" n="7"><seg type="wordend">τως</seg> συναμφότερος ἁ ΕΒ
								ΒΔ <choice>
									<abbr>πρ</abbr>
									<expan>πρὸς</expan>
								</choice>
							</seg>
							<seg type="line" n="8">συναμφότερον τὰν ΔΒ ΒΓ <seg type="clearword"
								>με</seg></seg>
							<seg type="line" n="9"><seg type="wordend">τὰ</seg> τᾶς συναμφοτέρου τᾶς
								ΓΒ</seg>
							<seg type="line" n="10">ΒΑ. καὶ συνθέντι ἄρα ἐστὶν ὡς </seg>
							<seg type="line" n="11">ἁ Ε πρὸς ΑΔ, οὕτως <seg type="clearword"
									>συναμφότε</seg></seg>
							<seg type="line" n="12"><seg type="wordend">ρος</seg> ἁ ΕΒ ΒΔ μετὰ <seg
									type="clearword">συναμφοτέ</seg></seg>
							<seg type="line" n="13"><seg type="wordend">ρου</seg> τᾶς ΔΒ ΒΓ
									<expan>καὶ</expan> συναμφοτέρου</seg>
							<seg type="line" n="14">τᾶς ΓΒΔ, ὅ ἐστι συναμφότερος </seg>
							<seg type="line" n="15"><supplied reason="lost">ἁ</supplied>
								<seg type="word">ΕΒ<supplied reason="lost">Α</supplied></seg> μετὰ
								τᾶς Β <seg type="clearword">συναμφοτέ</seg></seg>
							<seg type="line" n="16"><seg type="wordend">ρου</seg> τᾶς ΑΒΓ πρὸς <seg
									type="word">
									<choice>
										<abbr>συναμφότερ<unclear>ο</unclear></abbr>
										<expan>συναμφότερ<unclear>ον</unclear></expan>
									</choice>
								</seg>
							</seg>
							<seg type="line" n="17"><seg type="word"><unclear>τ</unclear>ὰ<supplied
										reason="lost">ν</supplied></seg> ΒΔ ΒΑ μετὰ τᾶς Β τᾶς
							ΒΓ·</seg>
						</seg>
						<seg type="folio" n="27v2">
							<seg type="line" n="1"><supplied reason="lost">ὥστε</supplied>
								<seg type="word">
									<supplied reason="lost">κ</supplied>
									<unclear>α</unclear>
									<supplied reason="lost">ὶ</supplied>
								</seg>
								<unclear>ἁ</unclear> Β <seg type="word"
										><unclear>π</unclear>ρ<unclear>ὸ</unclear>ς</seg> τὰν Β τὸν
									<seg type="clearword">αὐ</seg></seg>
							<seg type="line" n="2"><seg type="wordend">τὸν</seg> ἕξει <seg
									type="word">λόγο<unclear>ν</unclear>,</seg>
								<seg type="word"><supplied reason="lost">του</supplied>τέστιν</seg>
								ὡς ἁ ΕΑ</seg>
							<seg type="line" n="3">πρὸς <seg type="word"><supplied reason="lost"
									>ΑΔ</supplied>,</seg>
								<seg type="word">ο<unclear>ὕτ</unclear>ω<supplied reason="lost"
									>ς</supplied></seg> ἁ Β <seg type="suppliedword"><supplied
										reason="lost">σ</supplied>υναμφοτέ</seg></seg>
							<seg type="line" n="4"><seg type="wordend">ρου</seg> τᾶς <seg
									type="word">
									<unclear>ΕΒ</unclear>
									<supplied reason="lost">Α</supplied>
								</seg>
								<seg type="word">
									<supplied reason="lost">μ</supplied>
									<unclear>ετ</unclear>
									<supplied reason="lost">ὰ</supplied>
								</seg> τᾶς Δ <seg type="clearword">συναμ</seg></seg>
							<seg type="line" n="5"><seg type="wordend">φοτέρου</seg> τᾶς
								<unclear>Γ</unclear>ΒΔ πρὸς τὰν Β </seg>
							<seg type="line" n="6">συναμφοτέρου τῆς <seg type="word">Α<supplied
										reason="lost">Β</supplied>Δ</seg> μετὰ </seg>
							<seg type="line" n="7">τᾶς Δ τᾶς ΓΒ· ὥστε καὶ ὡς ἁ </seg>
							<seg type="line" n="8">ΕΑ πρὸς τὰ τρία πέμπτα τᾶς </seg>
							<seg type="line" n="9">ΑΔ, οὕτως ἁ συγκειμένα ἔκ τε </seg>
							<seg type="line" n="10">τᾶς Β συναμφοτέρου τᾶς <seg type="word"
										>ΑΒ<unclear>Ε</unclear></seg>
							</seg>
							<seg type="line" n="11">καὶ Δ συναμφοτέρου τᾶς ΓΒΔ </seg>
							<seg type="line" n="12">πρὸς τὰ τρία πέμπτα τᾶς <seg type="clearword"
									>συγ</seg></seg>
							<seg type="line" n="13"><seg type="wordend">κειμένας</seg> ἔκ τε τᾶς Β
									<seg type="clearword">συναμφο</seg></seg>
							<seg type="line" n="14"><seg type="wordend">τέρου</seg> τᾶς ΑΒΔ καὶ Δ
								τᾶς ΓΒ. </seg>
							<seg type="line" n="15">ἀλλ' ὡς ἁ ΕΑ πρὸς τὰ τρία <seg type="clearword"
									>πέμ</seg></seg>
							<seg type="line" n="16"><seg type="wordend">πτα</seg> τᾶς ΑΔ, οὕτως
								ἐστὶν ἁ ΕΒ </seg>
							<seg type="line" n="17">πρὸς ΖΗ· καὶ ὡς ἄρα ἁ ΕΒ <expan>πρὸς</expan>
							</seg>
							<seg type="line" n="18">ΖΗ, καὶ ὡς ἄρα ἁ <choice>
									<sic>Ε</sic>
									<corr>Β</corr>
								</choice>
								<seg type="clearword">συναμ</seg></seg>
							<seg type="line" n="19"><seg type="wordend">φοτέρου</seg> τᾶς ΔΒΓ πρὸς
								τὰ <seg type="clearword">τρί</seg></seg>
							<seg type="line" n="20"><seg type="wordend">α</seg> πέμπτα τᾶς
								συγκειμένας </seg>
						</seg>
						<seg type="folio" n="22r2">
							<seg type="line" n="1">ἔκ τε τᾶς Β συναμφοτέρου τᾶς </seg>
							<seg type="line" n="2">ΑΒΔ μετὰ τᾶς Δ τᾶς ΓΒ. ἐδείχθη </seg>
							<seg type="line" n="3">δὲ καὶ ὡς ὁ ΑΒ πρὸς ΕΒ, οὕτως ἁ </seg>
							<seg type="line" n="4">Γ συναμφοτέρου τᾶς <seg type="word"><supplied
										reason="lost">Α</supplied>ΒΔ</seg>
								<seg type="clearword">με</seg></seg>
							<seg type="line" n="5"><seg type="wordend">τὰ</seg> τᾶς Ϛ τᾶς ΓΒ πρὸς
								τὰν Β </seg>
							<seg type="line" n="6">συναμφοτέρου τῆς ΑΒΕ καὶ Δ </seg>
							<seg type="line" n="7">συναμφοτέρου τῆς ΓΒΔ. καὶ </seg>
							<seg type="line" n="8">δι' ἴσου ἄρα ἐστὶν ὡς ἡ ΕΣ πρὸς </seg>
							<seg type="line" n="9">ΖΗ, οὕτως ἁ συγκειμένα ἔκ τε </seg>
							<seg type="line" n="10">τᾶς Γ συναμφοτέρου τᾶς Α</seg>
							<seg type="line" n="11">ΒΔ καὶ Ϛ τᾶς ΓΒ πρὸς τὰ Γ <seg type="clearword"
									>πέμ</seg></seg>
							<seg type="line" n="12"><seg type="wordend">πτα</seg> τᾶς συγκειμένας ἔκ
								τε </seg>
							<seg type="line" n="13">τᾶς Β συναμφοτέρου τᾶς ΑΒΔ </seg>
							<seg type="line" n="14"><expan>καὶ</expan> Δ τᾶς ΓΒ. ἀλλ’ ἁ συγκειμένα </seg>
							<seg type="line" n="15">ἔκ τε τᾶς Γ συναμφοτέρου τᾶς </seg>
							<seg type="line" n="16">ΑΒΔ <expan>καὶ</expan> Ϛ <seg type="word"
										>τ<unclear>ᾶ</unclear>ς</seg> ΓΒ πρὸς μὲν τὰν </seg>
							<seg type="line" n="17">συγκειμέναν ἔκ τε τᾶς Β <seg type="suppliedword"
									>συναμ</seg></seg>
						</seg>
						<seg type="folio" n="14r1">
							<seg type="line" n="1"><seg type="wordend"
										>φο<unclear>τέ</unclear>ρ<supplied reason="lost"
									>ου</supplied></seg> τᾶς ΑΒΔ <expan>καὶ</expan> Δ τᾶς ΓΒ </seg>
							<seg type="line" n="2">λόγον ἔχει, ὃν τρία πρὸς δύο, <choice>
									<abbr>πρ</abbr>
									<expan>πρὸς</expan>
								</choice>
							</seg>
							<seg type="line" n="3">δὲ τὰ τρία πέμπτα τᾶς αὐτᾶς </seg>
							<seg type="line" n="4">λόγον ἔχει, ὃν πέντε πρὸς δύο· <seg
									type="clearword">ἐ</seg></seg>
							<seg type="line" n="5"><seg type="wordend">δείχθη</seg> δὲ καὶ ὁ Α
									<expan>πρὸς</expan> ΗΘ λόγον </seg>
							<seg type="line" n="6">ἔχοντα, ὃν πέντε πρὸς <seg type="word"
										>δύ<supplied reason="lost">ο</supplied>·</seg> καὶ </seg>
							<seg type="line" n="7">ὅλα ἄρα ἁ ΒΘ πρὸς ὅλαν τὰν </seg>
							<seg type="line" n="8">ΖΘ λόγον ἔχει, ὃν πέντε πρὸς τὰ </seg>
							<seg type="line" n="9">δύο. εἰ δὲ τοῦτο, πεμπταμόρια <seg
									type="clearword">ἐ</seg></seg>
							<seg type="line" n="10"><seg type="wordend">ναντία</seg> ΖΘ τᾶς ΔΒ· ΟΙ.</seg>
							<figure n="1">
								<figDesc xml:lang="eng">Figure 1</figDesc>
							</figure>
						</seg>
					</p>
				</div>
				<div n="10" type="proposition">
					<head>
						<num>ΙΑ</num>
					</head>
					<p>
						<seg type="folio" n="14r1">
							<seg type="line" n="11">Παντὸς <seg type="word"
								>τόμο<unclear>υ</unclear></seg> ἀπὸ <choice>
									<abbr>ορθογωνι</abbr>
									<expan>ὀρθογωνίου</expan>
								</choice>
							</seg>
							<seg type="line" n="12">κώνου τομᾶς <choice>
									<abbr>αφαιρουμεν</abbr>
									<expan>ἀφαιρουμένου</expan>
								</choice></seg>
							<seg type="line" n="13">τὸ κέντρον τοῦ βάρεος ἐπὶ τᾶς</seg>
							<seg type="line" n="14">εὐθείας ἐστίν, διάμετρός ἐστιν </seg>
							<seg type="line" n="15">τοῦ τόμου, τὸν δὲ τρόπον <choice>
									<abbr>κειμεν</abbr>
									<expan>κείμενον</expan>
								</choice>·</seg>
							<seg type="line" n="16">διαιρεθείσας τᾶς εὐθείας εἰς </seg>
							<seg type="line" n="17">ἴσα πέντε ἐπὶ μέσου πεμπτα</seg>
						</seg>
						<seg type="folio" n="19v1">
							<seg type="line" n="1"><seg type="word">μορίο<supplied reason="lost"
									>υ</supplied>,</seg> ὥστε τὸ τμᾶμα <seg type="word"
										>αὐτο<supplied reason="lost">ῦ</supplied></seg> τὸ </seg>
							<seg type="line" n="2">ἐγγύτερον τᾶς ἐλάσσονος <choice>
									<abbr>βασι</abbr>
									<expan>βάσιος</expan>
								</choice>
							</seg>
							<seg type="line" n="3">τοῦ τόμου ποτὶ τὸ λοιπὸν <seg type="clearword"
									>τμᾶ</seg></seg>
							<seg type="line" n="4"><seg type="wordend">μα</seg> τὸν αὐτὸν ἔχει
								λόγον, ὃν <seg type="clearword">ἔ</seg></seg>
							<seg type="line" n="5"><seg type="wordend">χει</seg> τὸ στερεὸν τὸ βάσιν
								μὲν <choice>
									<abbr>εχ</abbr>
									<expan>ἔχον</expan>
								</choice>
							</seg>
							<seg type="line" n="6">τὸ τετράγωνον τὸ ἀπὸ τᾶς <seg type="clearword"
									>μεί</seg></seg>
							<seg type="line" n="7"><seg type="wordend">ζονος</seg> τᾶν βάσεων τοῦ <choice>
									<abbr>τομ</abbr>
									<expan>τόμου</expan>
								</choice>, </seg>
							<seg type="line" n="8">ὕψος δὲ τὰν ἴσαν συναμφοτέρα </seg>
							<seg type="line" n="9">τᾶ τε διπλασία τᾶς <choice>
									<abbr>ελασσον</abbr>
									<expan>ἐλάσσονος</expan>
								</choice>
							</seg>
							<seg type="line" n="10">τῶν βάσιων καὶ τᾶ μείζονι, <seg type="clearword"
									>πο</seg></seg>
							<seg type="line" n="11"><seg type="wordend">τὶ</seg> τὸ στερεὸν τὸ βάσιν
								μὲν <choice>
									<abbr>εχο</abbr>
									<expan>ἔχον</expan>
								</choice>
							</seg>
							<seg type="line" n="12">τὸ τετράγωνον τὸ ἀπὸ τᾶς <seg type="clearword"
									>ἐλάσ</seg></seg>
							<seg type="line" n="13"><seg type="wordend">σονος</seg> τᾶν βάσεων τοῦ <choice>
									<abbr>τομ</abbr>
									<expan>τόμου</expan>
								</choice>, </seg>
							<seg type="line" n="14">ὕψος δὲ τὰν ἴσαν ἀμφοτέρας </seg>
							<seg type="line" n="15">τᾶ τε διπλασία τᾶς μείζονος </seg>
							<seg type="line" n="16"><expan>καὶ</expan> τᾶ ἐλάσσονι αὐτᾶν. </seg>
						</seg>
					</p>
					<p>
						<seg type="folio" n="19v1">
							<seg type="line" n="16">
								<choice>
									<abbr>εστωσα</abbr>
									<expan>ἔστωσαν</expan>
								</choice>
							</seg>
						</seg>
						<seg type="folio" n="14r2">
							<seg type="line" n="1">ὀρθογωνίου τομᾶ δύο <seg type="word"
									>ε<unclear>ὐ</unclear>θεῖαι</seg>
							</seg>
							<seg type="line" n="2">αἱ ΑΓ ΔΕ διάμετρος δὲ ἔστω τοῦ Α</seg>
							<seg type="line" n="3">ΒΓ τμάματος ἁ ΒΖ· φανερὸν </seg>
							<seg type="line" n="4">δὲ ὅτι καὶ τοῦ <seg type="word"
									>ΑΓΔ<unclear>Ε</unclear></seg> παράλληλοί </seg>
							<seg type="line" n="5">ἐντι τᾶ κατὰ <seg type="word">
									<supplied reason="lost">τ</supplied>
									<unclear>ὸ</unclear>
								</seg> Β ἐφαπτομένα </seg>
							<seg type="line" n="6">τᾶς τομᾶς· <seg type="word"
									>κα<unclear>ὶ</unclear></seg>
								<seg type="word">τ<unclear>ᾶ</unclear><supplied reason="lost"
									>ς</supplied></seg> ΗΖ εὐθείας </seg>
							<seg type="line" n="7">διαιρεθείσας εἰς πέντε ἴσα <choice>
									<abbr>μεσο</abbr>
									<expan>μέσον</expan>
								</choice>
							</seg>
							<seg type="line" n="8">ἔστω πεμπταμόριον ἁ ΘΚ, ἁ δὲ </seg>
							<seg type="line" n="9">ΘΙ <seg type="word">π<unclear>ρ</unclear>ὸς</seg>
								τὰν ΙΚ τὸν αὐτὸν ἐχέτω </seg>
							<seg type="line" n="10">λόγον, ὃν ἔχει τὸ στερεὸν τὸ <choice>
									<abbr>βασι</abbr>
									<expan>βάσιν</expan>
								</choice>
							</seg>
							<seg type="line" n="11">μὲν ἔχον τὸ ἀπὸ τῆς ΛΖ <seg type="clearword"
									>τετρά</seg></seg>
							<seg type="line" n="12"><seg type="wordend">γωνον,</seg> ὕψος δὲ τὰν
								ἴσαν <seg type="clearword">ἀμφο</seg></seg>
							<seg type="line" n="13"><seg type="wordend">τέραις</seg> τᾶ τε Β τᾶς ΖΗ
								καὶ τᾶ </seg>
							<seg type="line" n="14">ΑΖ, ποτὶ τὸ στερεὸν τὸ βάσιν <choice>
									<abbr>εχο</abbr>
									<expan>ἔχον</expan>
								</choice>
							</seg>
							<seg type="line" n="15">τὸ ἀπὸ τᾶς ΔΗ τετράγωνον, <seg
									type="suppliedword">
									<supplied reason="lost">ὕ</supplied>
								</seg></seg>
							<seg type="line" n="16"><seg type="wordend">ψος</seg> δὲ <sic>τὰ</sic>
								ἴσαν ἀμφοτέραις τε </seg>
							<seg type="line" n="17">Β τᾶς ΑΖ καὶ τᾶ ΔΗ. δεικτέον <expan>ὅτι</expan>
							</seg>
							<seg type="line" n="18">τοῦ ΑΔΕΓ τόμου κέντρον ἐστὶ τοῦ </seg>
							<seg type="line" n="19">βάρεος τὸ Ι σαμεῖον.  </seg>
						</seg>
					</p>
					<p>
						<seg type="folio" n="14r2">
							<seg type="line" n="19">ἔστω δὴ </seg>
							<seg type="line" n="20">τᾶ μὲν ΖΒ ἴσα ἁ ΜΝ, τᾶ δὲ ΗΒ</seg>
						</seg>
						<seg type="folio" n="19v2">
							<seg type="line" n="1">ἴσα ἁ ΝΘ, καὶ εἰλήφθω τᾶν </seg>
							<seg type="line" n="2">μὲν ΜΝΘ μέσα ἀνάλογον ἁ </seg>
							<seg type="line" n="3">ΝΞ, τετάρτη δὲ ἀνάλογον ἁ ΤΝ, </seg>
							<seg type="line" n="4">καὶ ὡς ἡ ΤΜ <expan>πρὸς</expan> ΤΝ, οὕτως ἁ ΖΘ </seg>
							<seg type="line" n="5">πρός τινα ἀπὸ τοῦ Ι, ὅπου ἐὰν </seg>
							<seg type="line" n="6">ἔρχηται τὸ ἕτερον σαμεῖον· <seg type="clearword"
									>οὐ</seg></seg>
							<seg type="line" n="7"><seg type="wordend">δὲν</seg>
								<expan>γὰρ</expan>
								<choice>
									<abbr>φέρει</abbr>
									<expan>διαφέρει</expan>
								</choice> εἴτε καὶ μεταξὺ τῶν</seg>
							<seg type="line" n="8">ΗΒ τὴν ΙΡ. καὶ ἐπεὶ ἐν <seg type="clearword"
									>ὀρθογωνί</seg></seg>
							<seg type="line" n="9"><seg type="wordend">ου</seg> κωνίου τομᾶ
								διάμετρός ἐστι </seg>
							<seg type="line" n="10">τοῦ τμάματος ΑΖ ΒΗ ΒΖ ἤτοι </seg>
							<seg type="line" n="11">ἀρχική ἐστιν τῆς τομῆς ἢ παρὰ </seg>
							<seg type="line" n="12">τὴν διάμετρον ἦκται, αἱ δὲ ΑΖ ΔΗ </seg>
							<seg type="line" n="13">εἰς αὐτὴν τεταγμένως εἰσίν <seg type="clearword"
									>κα</seg></seg>
							<seg type="line" n="14"><seg type="wordend">τηγμένη,</seg> ἐπειδὴ
								παράλληλοί <seg type="clearword">εἰ</seg></seg>
							<seg type="line" n="15"><seg type="wordend">σι</seg> τῆι ἀπὸ τοῦ Β τῆς
								τομῆς <seg type="clearword">ἐφα</seg></seg>
							<seg type="line" n="16">
								<seg type="wordend">πτομένη.</seg>
							</seg>
						</seg>
					</p>
					<p>
						<seg type="folio" n="19v2">
							<seg type="line" n="16">εἰ δὲ τοῦτο, ἔστιν ὡς ἡ ΑΖ</seg>
						</seg>
						<seg type="folio" n="14v1">
							<seg type="line" n="1">πρὸς ΔΗ δυνάμει, οὕτως ἡ ΖΒ <expan>πρὸς</expan>
								ΒΗ </seg>
							<seg type="line" n="2">μήκει, τουτέστιν ἡ ΜΝ πρὸς ΝΘ. ὡς </seg>
							<seg type="line" n="3">δὲ <unclear>ἡ</unclear> ΜΝ πρὸς ΝΘ μήκει, <seg
									type="word">οὕ<supplied reason="lost">τ</supplied>ως</seg> ἡ </seg>
							<seg type="line" n="4">ΜΝ <expan>πρὸς</expan> ΝΞ δυνάμει·
								<expan>καὶ</expan> ὡς ἄρα ἡ ΑΖ </seg>
							<seg type="line" n="5">πρὸς <seg type="word">Δ<supplied reason="lost"
									>Η</supplied></seg>
								<seg type="word"><unclear>δυν</unclear>άμει</seg>, οὕτως ἡ ΜΝ
									<expan>πρὸς</expan>
							</seg>
							<seg type="line" n="6">ΝΞ <seg type="word">δ<supplied reason="lost"
									>υ</supplied>νάμει·</seg> ὥστε καὶ μήκει ἐν τῶι </seg>
							<seg type="line" n="7">αὐτῶ λόγωι. καὶ ὡς ἄρα ὁ ἀπὸ ΑΖ </seg>
							<seg type="line" n="8"><seg type="word">κ<unclear>ύ</unclear>βος</seg>
								πρὸς τὸν ἀπὸ ΔΗ κύβον, <seg type="suppliedword">οὕ</seg></seg>
							<seg type="line" n="9"><seg type="wordend"><supplied reason="lost"
									>τ</supplied>ως</seg> ἀπὸ ΜΝ κύβος πρὸς τὸν <seg
									type="clearword">ἀ</seg></seg>
							<seg type="line" n="10"><seg type="wordend">πὸ</seg> ΝΞ κύβον. ἀλλ' ὡς
								μὲν ὁ ἀπὸ </seg>
							<seg type="line" n="11">ΝΞ κύβος πρὸς τὸν ἀπὸ ΔΗ, οὕτως</seg>
							<seg type="line" n="12">ΑΒΓ τμᾶμα πρὸς τὸ ΔΒΕ τμᾶμα,</seg>
							<seg type="line" n="13">ὡς <seg type="word">δ<supplied reason="lost"
									>ὲ</supplied></seg>
								<seg type="word"><unclear>ἀ</unclear>πὸ</seg> ΜΝ κύβος πρὸς τὸν ἀπὸ</seg>
							<seg type="line" n="14">ΝΞ κύβον. ἀλλ' ὡς μὲν ὁ ἀπὸ ΑΖ</seg>
							<seg type="line" n="15">κύβος πρὸς τὸν ἀπὸ ΔΗ κύβον, <seg
									type="clearword">οὕ</seg></seg>
							<seg type="line" n="16"><seg type="wordend">τως</seg> ΑΒ ΓΑ τμᾶμα πρὸς
								τὸ <seg type="word">ΔΒ<unclear>Ε</unclear></seg></seg>
							<seg type="line" n="17">τμᾶμα, ὡς δὲ ὁ ἀπὸ ΜΝ κύβος</seg>
							<seg type="line" n="18">πρὸς τὸν ἀπὸ ΝΗΞ κύβον, οὕτως</seg>
							<seg type="line" n="19">ἡ ΜΝ πρὸς ΝΤ· <seg type="word"><supplied
										reason="lost">ὥσ</supplied>τε</seg> καὶ <seg
									type="clearword">διελόν</seg></seg>
							<seg type="line" n="20"><seg type="wordend">τι</seg> ἐστὶν ὡς ὁ ΑΔ ΕΓ
								τόμος πρὸς </seg>
						</seg>
						<seg type="folio" n="19r1">
							<seg type="line" n="1"><seg type="word"><supplied reason="lost"
									>τ</supplied>ὸ</seg> ΔΒ τμᾶμα, <seg type="word">οὕ<supplied
										reason="lost">τω</supplied>ς</seg> ἡ <supplied reason="lost"
									>ΜΤ</supplied> πρὸς </seg>
							<seg type="line" n="2">ΝΤ, τουτέστι τὰ ΓΕ τῆς ΗΖ πρὸς </seg>
							<seg type="line" n="3">ΤΝ. <expan>καὶ</expan> ἐπὶ τὸ στερεὸν τὸ βάσιν
								μὲν </seg>
							<seg type="line" n="4">ἔχον <seg type="word">τ<unclear>ὸ</unclear></seg>
								ἀπὸ ΑΖ τετράγωνον, ὕψος </seg>
							<seg type="line" n="5">δὲ τὴν συγκειμένην ἔκ τε τῆς Β <choice>
									<abbr>τ</abbr>
									<expan>τᾶς</expan>
								</choice>
							</seg>
							<seg type="line" n="6">ΔΗ καὶ τῆς ΑΖ, πρὸς τὸν ἀπὸ ΑΖ </seg>
							<seg type="line" n="7">κύβον λόγον ἔχει, ὃν ἡ Β τῆς ΔΗ </seg>
							<seg type="line" n="8">μετὰ τᾶς ΑΖ πρὸς ΖΑ, ὥστε καὶ ἡ </seg>
							<seg type="line" n="9"><unclear>Σ</unclear> τῆς ΝΞ μετὰ τῆς ΝΜ πρὸς ΝΜ, </seg>
							<seg type="line" n="10">ἔστι δὲ καὶ ὡς ὁ ἀπὸ ΑΖ κύβος
								<expan>πρὸς</expan>
							</seg>
							<seg type="line" n="11">τὸν ἀπὸ ΔΗ κύβον, οὕτως ἡ ΜΝ </seg>
							<seg type="line" n="12">πρὸς ΝΤ, ὥστε ἀπὸ ΔΗ κύβος </seg>
							<seg type="line" n="13">πρὸς τὸ στερεὸν τὸ βάσιν μὲν <seg
									type="clearword">ἔ</seg></seg>
							<seg type="line" n="14"><seg type="wordend">χον</seg> τὸ ἀπὸ ΔΗ
								τετράγωνον, </seg>
							<seg type="line" n="15">ὕψος δὲ τὴν συγκειμένην ἔκ τε </seg>
							<seg type="line" n="16">τῆς Β τῆς ΑΖ μετὰ τῆς ΔΗ, <seg type="clearword"
									>οὕ</seg></seg>
							<seg type="line" n="17"><seg type="wordend">τως</seg> ἡ ΔΗ πρὸς τὴν <choice>
									<abbr>συγκειμενη</abbr>
									<expan>συγκειμένην</expan>
								</choice>
							</seg>
							<seg type="line" n="18">ἔκ τε τῆς Β τῆς ΑΖ καὶ τῆς ΔΗ, </seg>
						</seg>
						<seg type="folio" n="14v2">
							<seg type="line" n="1">ὥστε καὶ ἡ <seg type="word"><unclear>Τ</unclear>Ν</seg>
								<expan>πρὸς</expan> τὴν <seg type="word">
									<choice>
										<abbr><supplied reason="lost">συγκειμ</supplied>ένη</abbr>
										<expan><supplied reason="lost"
										>συγκειμ</supplied>ένην</expan>
									</choice>
								</seg>
							</seg>
							<seg type="line" n="2">ἔκ τε τῆς Β τῆς ΟΝ καὶ <seg type="word"
										>τῆ<unclear>ς</unclear></seg>
								<supplied reason="lost">ΤΝ</supplied>, </seg>
							<seg type="line" n="3">γέγονεν οὖν <seg type="word">τάσσαρ<supplied
										reason="lost">α</supplied></seg>
								<seg type="word"><supplied reason="lost"
										>μεγ</supplied><unclear>έ</unclear>θ<supplied reason="lost"
										>εα</supplied>,</seg>
							</seg>
							<seg type="line" n="4">τὸ στερεὸν τὸ βάσιν <seg type="word">μ<supplied
										reason="lost">ὲν</supplied></seg>
								<seg type="word">ἔ<supplied reason="lost">χο</supplied>ν</seg>
							</seg>
							<seg type="line" n="5">τὸ ἀπὸ ΑΖ τετράγωνον, ὕψος δὲ </seg>
							<seg type="line" n="6">τὴν συγκειμένην ἔκ τε τῆς Β τῆς </seg>
							<seg type="line" n="7">ΔΗ καὶ τῆς ΑΖ, κύβος καὶ ὁ ἀπὸ </seg>
							<seg type="line" n="8">ΔΗ κύβος καὶ τὸ στερεὸν τὸ <seg type="clearword"
									>βά</seg></seg>
							<seg type="line" n="9"><seg type="wordend">σιν</seg> μὲν ἔχον τὸ ἀπὸ ΔΗ
									<seg type="suppliedword"><supplied reason="lost"
									>τ</supplied>ετράγω</seg></seg>
							<seg type="line" n="10"><seg type="wordend">νον,</seg> ὕψος δὲ τὴν
								συγκειμένην </seg>
							<seg type="line" n="11">ἔκ τε τῆς Β τῆς ΑΖ καὶ τῆς ΔΗ, </seg>
							<seg type="line" n="12">τέταρσι μεγέθεσιν ἀνάλογον <seg type="clearword"
									>σὺν</seg></seg>
							<seg type="line" n="13"><seg type="wordend">δυο</seg> λαμβανομένοις, τῆι
								τε <seg type="clearword">συγ</seg></seg>
							<seg type="line" n="14"><seg type="wordend">κειμένηι</seg> ἔκ τε τῆς Β
								τῆς ΝΞ καὶ </seg>
							<seg type="line" n="15">τῆς ΝΜ καὶ ἑτέρου μεγέθεος <choice>
									<abbr>τ</abbr>
									<expan>τῆς</expan>
								</choice>
							</seg>
							<seg type="line" n="16">ΜΝ καὶ ἄλλο ἑξῆς ἡ ΝΓ καὶ <seg type="clearword"
									>τελευ</seg></seg>
							<seg type="line" n="17"><seg type="wordend">ταῖον</seg> ἡ συγκειμένη ἔκ
								τε τῆς ΒΗ </seg>
							<seg type="line" n="18">τῆς ΝΟ καὶ τῆς ΝΤ· δι' ἴσου ἄρα </seg>
							<seg type="line" n="19">γενήσεται ὡς τὸ στερεὸν τὸ βάσιν </seg>
							<seg type="line" n="20">μὲν ἔχον τὸ ἀπὸ ΑΖ τετράγωνος, </seg>
							<seg type="line" n="21">ὕψος δὲ τὴν <seg type="word">
									<choice>
										<abbr><supplied reason="lost">συγκειμ</supplied>ένη</abbr>
										<expan><supplied reason="lost"
										>συγκειμ</supplied>ένην</expan>
									</choice>
								</seg> ἔκ τε τῆς </seg>
						</seg>
						<seg type="folio" n="19r2">
							<seg type="line" n="1">Β τῆς ΔΗ καὶ τῆς ΑΖ, <seg type="word">π<supplied
										reason="lost">ρὸ</supplied>ς</seg> τὸ <seg type="clearword"
									>στε</seg></seg>
							<seg type="line" n="2"><seg type="wordend">ρεὸν</seg> τὸ βάσιν μὲν ἔχον
								τὸ ἀπὸ ΔΗ </seg>
							<seg type="line" n="3">τετράγωνον, ὕψος δὲ τὴν <seg type="clearword"
									>συγκειμέ</seg></seg>
							<seg type="line" n="4"><seg type="wordend">νην</seg> ἔκ τε τῆς Β τῆς ΑΖ
								καὶ τῆς </seg>
							<seg type="line" n="5">ΔΗ, οὕτως ἡ συγκειμένη ἔκ τε τῆς </seg>
							<seg type="line" n="6">Β τῆς ΝΞ καὶ τῆς ΜΝ πρὸς τὴν </seg>
							<seg type="line" n="7">συγκειμένην ἔκ τε τῆς Β τῆς ΝΟ </seg>
							<seg type="line" n="8">καὶ τῆς ΝΤ. ἀλλ' ὡς τὸ εἰρημένον </seg>
							<seg type="line" n="9">στερεὸν πρὸς τὸ εἰρημένον <seg type="clearword"
									>στερε</seg></seg>
							<seg type="line" n="10"><seg type="word">όν</seg>, οὕτως ἡ ΘΙ πρὸς ΙΚ·
								οὕτως ἡ </seg>
							<seg type="line" n="11">συγκειμένη πρὸς τὴν <choice>
									<abbr>συγκειμεν</abbr>
									<expan>συγκειμένην</expan>
								</choice>· </seg>
							<seg type="line" n="12">ὥστε καὶ συνθέντι καὶ τῶν <seg type="clearword"
									>ἡγου</seg></seg>
							<seg type="line" n="13"><seg type="wordend">μένων</seg> τὰ Ε· ἔστιν ἄρα
								ὡς ἡ ΖΗ </seg>
							<seg type="line" n="14">πρὸς ΙΚ, οὕτως ἡ Ε <seg type="clearword"
									>συναμφοτέ</seg></seg>
							<seg type="line" n="15"><seg type="wordend">ρου</seg> τῆς ΜΝΤ
								<expan>καὶ</expan> Ι <choice>
									<abbr>συναμφοτερ</abbr>
									<expan>συναμφοτέρου</expan>
								</choice>
							</seg>
							<seg type="line" n="16"><seg type="word"><supplied reason="lost"
										>τ</supplied>ῆ<supplied reason="lost">ς</supplied></seg>
								<seg type="word"><supplied reason="lost">Ν</supplied>Ξ</seg> ΝΟ πρὸς
								τὴν Β τῆς ΟΝ </seg>
							<seg type="line" n="17"><expan>καὶ</expan> ΝΤ. καὶ ὡς ἡ ΖΗ πρὸς ΖΚ <choice>
									<abbr>ουσα</abbr>
									<expan>οὖσαν</expan>
								</choice></seg>
						</seg>
						<seg type="folio" n="81r1">
							<seg type="line" n="1"><seg type="word"><supplied reason="lost"
									>αὐτᾶ</supplied>ς</seg>
								<seg type="word">
									<unclear>δύ</unclear>
									<supplied reason="lost">ο</supplied>
								</seg>
								<seg type="word"><supplied reason="lost">πέ</supplied>μπτα,</seg>
								<seg type="word">ο<supplied reason="lost">ὕτω</supplied>ς</seg> ἡ
									<supplied reason="lost">Ε</supplied>
							</seg>
							<seg type="line" n="2"><seg type="word">συ<supplied reason="lost"
										>να</supplied>μφ<supplied reason="lost">οτέρου</supplied></seg>
								<supplied reason="lost">τῆς</supplied> ΜΝΤ <seg type="word"
										>κ<unclear>αὶ</unclear></seg>
							</seg>
							<seg type="line" n="3">
								<supplied reason="lost">Ι</supplied>
								<seg type="word"><supplied reason="lost">συ</supplied>ναμφοτέρου</seg>
								<seg type="word">τῆ<supplied reason="lost">ς</supplied></seg>
								<seg type="word">Ν<supplied reason="lost">ΞΟ</supplied></seg>
								<supplied reason="lost">πρὸς</supplied>
								<supplied reason="lost">τὴν</supplied>
							</seg>
							<seg type="line" n="4">
								<supplied reason="lost">Β</supplied>
								<seg type="word"><supplied reason="lost"
										>σ</supplied><unclear>υ</unclear>ναμ<supplied reason="lost"
										>φ</supplied>ο<supplied reason="lost">τέρ</supplied>ου</seg>
								<supplied reason="lost">τῆς</supplied>
								<supplied reason="lost">ΜΝΤ</supplied>
								<supplied reason="lost">καὶ</supplied>
								<supplied reason="lost">Δ</supplied>
							</seg>
							<seg type="line" n="5"><seg type="word"><supplied reason="lost"
										>συν</supplied>αμφ<supplied reason="lost"
										>ο</supplied>τ<unclear>έ</unclear>ρου</seg>
								<supplied reason="lost">τῆς</supplied> ΞΝΟ· ἔσται <seg type="word"
										>ο<supplied reason="lost">ὖν</supplied></seg>
							</seg>
							<seg type="line" n="6"><supplied reason="lost">ὡς</supplied> ἡ ΖΗ
									<supplied reason="lost">πρὸς</supplied>
								<supplied reason="lost">ΖΙ,</supplied>
								<supplied reason="lost">οὕτως</supplied> ἡ Ε <seg
									type="suppliedword">σ<supplied reason="lost"
								>υναμ</supplied></seg></seg>
							<seg type="line" n="7">
								<seg type="wordend"><supplied reason="lost"
										>φο</supplied>τέρ<supplied reason="lost">ου</supplied></seg>
								<supplied reason="lost">τῆς</supplied>
								<seg type="word"><supplied reason="lost">Μ</supplied>Ν<supplied
										reason="lost">Τ</supplied></seg>
								<supplied reason="lost">καὶ</supplied>
								<supplied reason="lost">Ι</supplied>
								<seg type="suppliedword"><supplied reason="lost"
										>συν</supplied>α<supplied reason="lost">μ</supplied></seg>
							</seg>
							<seg type="line" n="8">
								<seg type="wordend">
									<supplied reason="lost">φοτέρου</supplied>
								</seg>
								<supplied reason="lost">τῆς</supplied>
								<supplied reason="lost">ΞΝΟ</supplied>
								<seg type="word"><supplied reason="lost">πρ</supplied>ὸς</seg>
								<seg type="word">τὴ<supplied reason="lost">ν</supplied></seg>
								<seg type="supppliedword">σ<supplied reason="lost"
								>υ</supplied>γ</seg>
							</seg>
							<seg type="line" n="9">
								<seg type="wordend">
									<supplied reason="lost">κειμένην</supplied>
								</seg>
								<supplied reason="lost">ἔκ</supplied>
								<supplied reason="lost">τε</supplied>
								<supplied reason="lost">τῆς</supplied>
								<supplied reason="lost">Β</supplied>
								<supplied reason="lost">καὶ</supplied>
								<supplied reason="lost">Δ</supplied>
							</seg>
							<seg type="line" n="10"><seg type="word"><unclear>τ</unclear>ῆς</seg> ΝΞ
									<supplied reason="lost">καὶ</supplied>
								<supplied reason="lost">Ϛ</supplied>
								<supplied reason="lost">τῆς</supplied>
								<supplied reason="lost">ΟΝ</supplied> καὶ Γ <seg type="word"
										>τῆ<supplied reason="lost">ς</supplied></seg>
							</seg>
							<seg type="line" n="11">
								<supplied reason="lost">ΝΤ</supplied>. <seg type="word"
										><unclear>ἐ</unclear>π<supplied reason="lost">εὶ</supplied></seg>
								<supplied reason="lost">οὖν</supplied>
								<seg type="word"><supplied reason="lost">τέσ</supplied>σαρες</seg>
								<seg type="word"><supplied reason="lost">εὐ</supplied>θεῖαι</seg>
							</seg>
							<seg type="line" n="12"><supplied reason="lost">ἑξῆς</supplied>
								<seg type="word"><supplied reason="lost">ἀνά</supplied>λ<supplied
										reason="lost">ογο</supplied>ν</seg> αἱ ΜΝΞ ΟΝΤ </seg>
							<seg type="line" n="13"><supplied reason="lost">
									<expan>καί</expan>
								</supplied>
								<supplied reason="lost">
									<expan>ἐστιν</expan>
								</supplied>, <unclear>ὡς</unclear>
								<seg type="word">μὲ<unclear>ν</unclear></seg>
								<supplied reason="lost">ἡ</supplied>
								<supplied reason="lost">ΝΤ</supplied> πρὸς ΤΜ, <seg
									type="suppliedword">ο<unclear>ὕ</unclear></seg></seg>
							<seg type="line" n="14"><seg type="wordend">
									<supplied reason="lost">τως</supplied>
								</seg>
								<seg type="word"><supplied reason="lost">εἰ</supplied>λημ<supplied
										reason="lost">μ</supplied>ένη</seg>
								<seg type="word"><supplied reason="lost">τ</supplied>ις</seg> ἡ <seg
									type="word"><unclear>Ρ</unclear>Ι</seg> πρὸς </seg>
							<seg type="line" n="15">
								<supplied reason="lost">τὰ</supplied>
								<seg type="word"><unclear>τ</unclear>ρ<unclear>ί</unclear>α</seg>
								<seg type="word">πέμπ<supplied reason="lost">τ</supplied>α</seg>
								<seg type="word">τ<supplied reason="lost">ῆ</supplied>ς</seg>
								<seg type="word"><supplied reason="lost">Ζ</supplied>Η,</seg>
								<seg type="suppliedword">τ<supplied reason="lost"
										>ου</supplied>τ<unclear>έ</unclear><supplied reason="lost"
									>σ</supplied></seg>
							</seg>
							<seg type="line" n="16"><seg type="wordend">τ<supplied reason="lost"
									>ι</supplied></seg>
								<seg type="word"><supplied reason="lost">τ</supplied>ῆς</seg> ΜΟ,
									<seg type="word"><supplied reason="lost">ὡ</supplied>ς</seg> δὲ
								ἡ <seg type="word"><supplied reason="lost"
										>συγ</supplied>κειμέν<supplied reason="lost">η</supplied></seg>
								<seg type="word">ἔ<supplied reason="lost">κ</supplied></seg>
							</seg>
							<seg type="line" n="17"><supplied reason="lost">τε</supplied>
								<supplied reason="lost">τῆς</supplied> Β <seg type="word"><supplied
										reason="lost">τ</supplied><unclear>ῆ</unclear>ς</seg> ΝΜ καὶ
								Δ <seg type="word">τ<supplied reason="lost">ῆς</supplied></seg>
								<seg type="word">Ν<supplied reason="lost">Ξ</supplied></seg>
								<expan>καὶ</expan>
							</seg>
							<seg type="line" n="18">
								<supplied reason="lost">Ϛ</supplied>
								<supplied reason="lost">τῆς</supplied>
								<supplied reason="lost">ΝΟ</supplied>
								<supplied reason="lost">καὶ</supplied>
								<supplied reason="lost">Γ</supplied>
								<supplied reason="lost">τῆς</supplied>
								<supplied reason="lost">ΝΤ</supplied>
								<supplied reason="lost">πρὸς</supplied>
								<supplied reason="lost">τὴν</supplied>
							</seg>
							<seg type="line" n="19">συγκειμένην ἔκ τε τῆς <unclear>Ε</unclear>
								<seg type="suppliedword">συναμ</seg></seg>
							<seg type="line" n="20"><seg type="wordend">φοτέ<supplied reason="lost"
										>ρ</supplied>ου</seg> τῆς ΜΝΤ καὶ Ι <seg type="suppliedword"
										>συνα<supplied reason="lost">μ</supplied></seg></seg>
							<seg type="line" n="21">
								<seg type="wordend">
									<supplied reason="lost">φοτέρου</supplied>
								</seg>
								<supplied reason="lost">τῆς</supplied>
								<supplied reason="lost">ΞΝΟ,</supplied>
								<supplied reason="lost">οὕτως</supplied>
								<supplied reason="lost">ἑτέρα</supplied>
								<supplied reason="lost">τις</supplied>
							</seg>
						</seg>
						<seg type="folio" n="88v1">
							<seg type="line" n="1">εἱλημμένη ἡ ΙΖ πρὸς τὴν ΖΗ, του</seg>
							<seg type="line" n="2">τέστι πρὸς τὴν ΜΟ, ἔσται διὰ τὰ </seg>
							<seg type="line" n="3">πρότερον ἡ <seg type="word">Ρ<supplied
										reason="lost">Ζ</supplied></seg> δύο πέμπτα <choice>
									<abbr>τ</abbr>
									<expan>τῆς</expan>
								</choice>
							</seg>
							<seg type="line" n="4">ΜΝ, τουτέστι τῆς ΖΒ· ὥστε <seg type="clearword"
									>κέν</seg></seg>
							<seg type="line" n="5"><seg type="wordend">τρον</seg> βάρους ἐστὶ τοῦ
								ΑΒΓ <seg type="clearword">τμά</seg></seg>
							<seg type="line" n="6"><seg type="wordend">ματος</seg> τὸ Ρ σαμεῖον.
								ἔστω δὴ <expan>καὶ</expan>
							</seg>
							<seg type="line" n="7">τοῦ ΔΒΕ τμάματος κέντρον <seg type="clearword"
								>βά</seg></seg>
							<seg type="line" n="8"><seg type="wordend">ρους</seg> τὸ Χ σαμεῖον. τοῦ
								ΑΔΕΓ <seg type="clearword">τό</seg></seg>
							<seg type="line" n="9"><seg type="wordend">μου</seg> ἔσται τὸ κέντρον
								τοῦ <seg type="clearword">βάρε</seg></seg>
							<seg type="line" n="10"><seg type="wordend">ος</seg> ἐπὶ τῆς ἐπ' εὐθείας
								τῆς <seg type="word">Χ<unclear>Ρ</unclear></seg>
								<choice>
									<abbr>το</abbr>
									<expan>τὸν</expan>
								</choice>
							</seg>
							<seg type="line" n="11">αὐτὸν πρὸς αὐτὴν λόγον <seg type="unclearword"
									>ἐχού</seg></seg>
							<seg type="line" n="12"><seg type="wordend"
										><unclear>σ</unclear>η<unclear>ς</unclear>,</seg> ὃν ἔχει ὁ
								τομεὺς πρὸς τὸ <seg type="clearword">λοι</seg></seg>
							<seg type="line" n="13"><seg type="wordend">πὸν</seg> τμᾶμα. ἔστι δὲ τὸ
								Ι <choice>
									<abbr>σημειο</abbr>
									<expan>σημεῖον</expan>
								</choice>. </seg>
							<seg type="line" n="14">ἐπεὶ γὰρ τῆς μὲν ΖΒ τρία <seg type="clearword"
									>πέμ</seg></seg>
							<seg type="line" n="15"><seg type="wordend">πτα</seg> ἐστὶν ἡ ΒΡ, τῆς δὲ
								ΗΒ τρία </seg>
							<seg type="line" n="16">πέμπτα ἐστὶν ἡ ΒΧ, καὶ λοιπῆς</seg>
						</seg>
						<seg type="folio" n="81r2">
							<seg type="line" n="1"><supplied reason="lost">ἄρα</supplied>
								<seg type="word"><supplied reason="lost">τῆ</supplied>ς</seg> ΗΖ
								τρία <seg type="word">π<unclear>έ</unclear><supplied reason="lost"
										>μπτα</supplied></seg>
								<seg type="word"><supplied reason="lost">ἐστ</supplied>ὶν</seg>
							</seg>
							<seg type="line" n="2"><supplied reason="lost">ἡ</supplied>
								<supplied reason="lost">ΧΡ.</supplied>
								<supplied reason="lost">ἐπεὶ</supplied>
								<supplied reason="lost">οὖν</supplied> ἐστιν <seg type="word"
										>ὡ<supplied reason="lost">ς</supplied></seg>
								<seg type="word">μ<supplied reason="lost">ὲν</supplied></seg>
								<supplied reason="lost">ὁ</supplied>
								<seg type="word"><supplied reason="lost">Α</supplied>ΔΕΓ</seg>
							</seg>
							<seg type="line" n="3"><supplied reason="lost">τομεὺς</supplied>
								<seg type="word"><supplied reason="lost">πρὸ</supplied>ς</seg> τὸ
									<seg type="word">Δ<supplied reason="lost">ΒΕ</supplied></seg>
								<supplied reason="lost">τμᾶμα,</supplied>
								<seg type="word"><supplied reason="lost">ο</supplied>ὕ<supplied
										reason="lost">τω</supplied>ς</seg>
							</seg>
							<seg type="line" n="4">ἡ <supplied reason="lost">ΜΤ</supplied>
								<supplied reason="lost">πρὸς</supplied>
								<supplied reason="lost">ΤΝ,</supplied>
								<supplied reason="lost">ὡς</supplied>
								<supplied reason="lost">δὲ</supplied>
								<supplied reason="lost">ἡ</supplied>
								<supplied reason="lost">ΜΤ</supplied>
								<seg type="word"><unclear>πρ</unclear>ὸς</seg>
							</seg>
							<seg type="line" n="5">
								<supplied reason="lost">τὴν</supplied>
								<supplied reason="lost">ΤΝ,</supplied>
								<supplied reason="lost">οὕτως</supplied>
								<supplied reason="lost">τὰ</supplied>
								<supplied reason="lost">τρία</supplied>
								<supplied reason="lost">πέμπτα</supplied>
							</seg>
							<seg type="line" n="6">τῆς <supplied reason="lost">ΗΖ,</supplied>
								<supplied reason="lost">ἥτις</supplied>
								<supplied reason="lost">ἐστὶν</supplied>
								<supplied reason="lost">ἡ</supplied>
								<supplied reason="lost">ΧΡ,</supplied>
								<supplied reason="lost">πρὸς</supplied>
								<supplied reason="lost">ΡΙ,</supplied>
								<supplied reason="lost">ἔσται</supplied></seg>
							<seg type="line" n="7">
								<supplied reason="lost">ἄρα</supplied>
								<supplied reason="lost">καὶ</supplied>
								<supplied reason="lost">ὡς</supplied>
								<supplied reason="lost">ὁ</supplied>
								<supplied reason="lost">ΑΔΕΓ</supplied>
								<supplied reason="lost">τομεὺς</supplied>
								<seg type="word"><unclear>π</unclear>ρὸς</seg>
							</seg>
							<seg type="line" n="8">
								<supplied reason="lost">τὸ</supplied>
								<supplied reason="lost">ΔΒΕ</supplied>
								<supplied reason="lost">τμᾶμα,</supplied>
								<supplied reason="lost">οὕτως</supplied>
								<supplied reason="lost">ἡ</supplied>
								<supplied reason="lost">ΧΡ</supplied>
								<seg type="word"><supplied reason="lost">πρὸ</supplied>ς</seg>
							</seg>
							<seg type="line" n="9"><supplied reason="lost">τοῦ</supplied>
								<supplied reason="lost">βάρους</supplied>
								<supplied reason="lost">τὸ</supplied> Ρ <supplied reason="lost"
									>σημεῖον,</supplied>
								<supplied reason="lost">τοῦ</supplied>
								<supplied reason="lost">δὲ</supplied>
								<seg type="word">Δ<supplied reason="lost">ΒΕ</supplied></seg>
							</seg>
							<seg type="line" n="10">
								<supplied reason="lost">κέντρον</supplied>
								<supplied reason="lost">βάρους</supplied>
								<supplied reason="lost">τὸ</supplied>
								<supplied reason="lost">Χ·</supplied>
								<seg type="word"><supplied reason="lost">φαν</supplied>ερὸν</seg>
								<seg type="word">ο<supplied reason="lost">ὖ</supplied>ν</seg>
							</seg>
							<seg type="line" n="11">
								<supplied reason="lost">ὅτι</supplied>
								<supplied reason="lost">καὶ</supplied>
								<supplied reason="lost">τοῦ</supplied>
								<supplied reason="lost">ΑΒΕΓ</supplied>
								<supplied reason="lost">τομέως</supplied>
								<supplied reason="lost">τὸ</supplied>
								<seg type="word">
									<choice>
										<abbr>κέντ<supplied reason="lost">ρ</supplied>ο</abbr>
										<expan>κέντ<supplied reason="lost">ρ</supplied>ο<supplied
												reason="lost">ν</supplied></expan>
									</choice>
								</seg>
							</seg>
							<seg type="line" n="12">
								<supplied reason="lost">τοῦ</supplied>
								<supplied reason="lost">βάρους</supplied>
								<supplied reason="lost">τὸ</supplied>
								<supplied reason="lost">Ι</supplied>
								<supplied reason="lost">σημεῖον.</supplied>
							</seg>
							<figure n="2">
								<figDesc xml:lang="eng">Figure 2</figDesc>
							</figure>
						</seg>
					</p>
				</div>
			</div>
		</body>
	</text>
</TEI>
