Apollonius <Pergaeus>, Apollonii Pergaei Conicorvm Lib. V. VI. VII. paraphraste Abalphato Asphahanensi : nunc primum editi ; additvs in calce Archimedis assvmptorvm liber, ex codibvs arabicis mss Abrahamus Ecchellensis Maronita latinos reddidit, Jo. Alfonsvs Borellvs curam in geometricis versione contulit & [et] notas vberiores in vniuersum opus adiecit

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[141.] PROPOSITIO XXXIII. XXXIV.
[142.] PROPOSITIO XXXV.
[143.] PROPOSITIO XXXVI.
[144.] PROPOSITIO XXXVII. XLVI.
[145.] PROPOSITIO XXXVIII.
[146.] PR OPOSITIO XXXIX.
[147.] PROPOSITIO XXXX.
[148.] PROPOSITIO XXXXVII.
[149.] PROPOSITIO XXXXVIII.
[150.] Notæ in Propoſit. XXXII.
[151.] Notæ in Propoſit. XXXIII. XXXIV.
[152.] Notæ in Propoſit. XXXV.
[153.] Notæ in Prop. XXXVI.
[154.] Notæ in Prop. XXXVIII.
[155.] Notæ in Propoſit. XXXIX.
[156.] Notæ in Propoſit. XXXXVIII.
[157.] LIBRI QVINTI FINIS.
[158.] APOLLONII PERGAEI CONICORVM LIB VI. DEFINITIONES. I.
[159.] II.
[160.] III.
[161.] IV.
[163.] VI.
[164.] VII.
[165.] VIII.
[166.] IX.
[167.] NOTÆ.
[168.] MONITVM.
[169.] SECTIO PRIMA Continens Propoſit. I. II. IV. & X. PROPOSITIO I.
[170.] PROPOSITIO II.
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        <div xml:id="echoid-div500" type="section" level="1" n="158">
          <head xml:id="echoid-head207" xml:space="preserve">APOLLONII PERGAEI</head>
          <head xml:id="echoid-head208" xml:space="preserve">CONICORVM LIB VI.</head>
          <head xml:id="echoid-head209" xml:space="preserve">DEFINITIONES.</head>
          <head xml:id="echoid-head210" xml:space="preserve">I.</head>
          <p>
            <s xml:id="echoid-s5217" xml:space="preserve">SEctiones ÆQVALES ſunt, quæ ad inuicem ſu-
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            perpoſitæ ſibi mutuò congruunt.</s>
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          <head xml:id="echoid-head211" xml:space="preserve">II.</head>
          <p>
            <s xml:id="echoid-s5219" xml:space="preserve">SIMILES verò ſunt, in quibus omnes po-
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            tentiales ad axium abſciſſas vtrobique ſunt in
              <lb/>
            ijſdem rationibus, tum abſciſſæ ad abſciſſas.</s>
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          <head xml:id="echoid-head212" xml:space="preserve">III.</head>
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            <s xml:id="echoid-s5221" xml:space="preserve">Et linea, quæ ſubtendit ſegmentum circumferentiæ circuli,
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            aut ſectionis coni vocatur BASIS illius ſegmenti.</s>
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          <head xml:id="echoid-head213" xml:space="preserve">IV.</head>
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            <s xml:id="echoid-s5223" xml:space="preserve">Et linea, quæ bifariam diuidit ordinationes æquidiſtantes baſi
              <lb/>
            illius, vocatur DIAMETER illius ſegmenti.</s>
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          <head xml:id="echoid-head214" xml:space="preserve">V.</head>
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            <s xml:id="echoid-s5225" xml:space="preserve">Et eius terminus, qui eſt ad ſectionem, VERTEX ſegmenti.</s>
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          <head xml:id="echoid-head215" xml:space="preserve">VI.</head>
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            <s xml:id="echoid-s5227" xml:space="preserve">Et SEGMENTA ÆQVALIA ſunt, quæ ſuperpoſita ſibi mu-
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            tuò congruunt.</s>
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          <head xml:id="echoid-head216" xml:space="preserve">VII.</head>
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            <s xml:id="echoid-s5229" xml:space="preserve">Et SIMILIA ſunt, quorum baſes cum diametris æquales an-
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            gulos continent, & </s>
            <s xml:id="echoid-s5230" xml:space="preserve">in eorum ſingulis ductæ lineæ baſi parallelæ
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            numero æquales ad abſciſſas diametrorum ſunt in ijſdem ratio-
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            nibus tum abſciſsæ ad abſciſsas.</s>
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