Cavalieri, Buonaventura, Geometria indivisibilibvs continvorvm : noua quadam ratione promota

Table of contents

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[161.] COROLLARIVM.
[162.] VI.
[163.] COROLLARIVM.
[164.] VII.
[165.] A. VIII.
[170.] APPENDIX. Pro antecedentium Definitionum explicatione.
[171.] POSTVLATA I.
[172.] II.
[173.] THEOREMA I. PROPOS. I.
[174.] SCHOLIVM.
[175.] THEOREMA II. PROPOS. II.
[176.] COROLLARIV M.
[177.] THEOREMA III. PROPOS. III.
[178.] COROLLARIVM.
[179.] THEOREMA IV. PROPOS. IV.
[180.] COROLLARIVM.
[181.] THEOREMA V. PROPOS. V.
[182.] THEOREMA VI. PROPOS. VI.
[183.] THEOREMA VII. PROPOS. VII.
[184.] THEOREMA VIII. PROPOS. VIII.
[185.] COROLLARIVM.
[186.] THEOREMA IX. PROPOS. IX.
[187.] COROLLARIVM.
[188.] THEOREMA X. PROPOS. X.
[189.] COROLLARIVM.
[190.] THEOREMA XI. PROPOS. XI.
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121101LIBER II.
COROLLARIVM.
_E_X hoc habetur ſingula puncta recti tranſitus, vel obliqui, inciden-
tis lineæ, nedum eſſe communes ſectiones illius, &
ſingulorum,
quæ collecta dicuntur, omnia plana propoſiti ſolidi, ſed etiam, ſi per
talem incidentem extendatur planum, eſſe communes ſectiones illius,
&
ſingularum, quæ collectæ dicuntur : Omnes lineæ planæ figuræ, cuius
oppoſitætangentes ſunt communes ſectiones plani eiuſdem figuræ, &

oppoſitarum tangentium dicti ſolidi :
nam motum planum deſignat in
plano ſecante rectam lineam, &
inſimul punctum in ineidente, quod
reperitur in illa recta linea, &
ideò idem punctum eſt communis ſectio
tum moti plani &
rectæ incidentis, tum vnius earum, quæ dicuntur om-
nes lineæ datæ figuræ planæ (ita tamen productæ, vt hanc incidentem ſe-
care poſſint) &
eiuſdem incidentis.
IV.
SI inter alterum extremorum punctorum propoſitæ rectæ
lineæ, &
ſingula puncta, quæ ſimul collecta dicuntur
omnia puncta recti, veleiuſdem obliqui tranſitus eiuſdem,
fumamus interiacentes lineas, dicantur iſtæ ſimul collectæ:
Omnes abſciſſæ propoſitæ lineæ, quas (etiam ſi non expri-
matur) vocari ſupponemus recti tranſitus, ſi puncta ſint recti
tranſitus, vel eiuſdem obliqui tranſitus, ſi puncta ſint eiu-
ſdem obliqui tranſitus.
V.
REctæ lineæ verò in antecedentis deſinitionis propoſita
linea inter eadem puncta, &
reliquum extremorum in-
teria centes, dicentur:
Reſiduæ omnium abſciſſarum propo-
ſitæ lineæ recti tranſitus, ſi puncta ſint rectitranſitus, vel eiu-
idem obliquitranſitus, ſi ſumpta puncta ſint eiuſdem obliqui
tranſitus.

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