Clavius, Christoph, Geometria practica

Table of contents

< >
[121.] PROBLEMA VII.
[122.] SCHOLIVM.
[123.] Vel
[124.] PROBLEMA VIII.
[125.] PROBLEMA IX.
[126.] SCHOLIVM.
[127.] PROBLEMA X.
[128.] PROBLEMA XI.
[129.] PROBLEMA XII.
[130.] PROBLEMA XIII.
[131.] PROBLEMA XIV.
[132.] PROBLEMA XV.
[133.] PROBLEMA XVI.
[134.] PROBLEMA XVII.
[135.] PROBLEMA XVIII.
[136.] PROBLEMA XIX.
[137.] PROBLEMA XX.
[138.] PROBLEMA XXI.
[139.] PROBLEMA XXII.
[140.] PROBLEMA XXIII.
[141.] PROBLEMA XXIV.
[142.] PROBLEMA XXV.
[143.] SCHOLIVM.
[144.] PROBLEMA XXVI.
[145.] PROBLEMA XXVII.
[146.] PROBLEMA XXVIII.
[147.] PROBLEMA XXIX.
[148.] PROBLEMA XXX.
[149.] PROBLEMA XXXI.
[150.] PROBLEMA XXXII.
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Iam verò, ſi quadratum conſtructum ſit ad certam aliquam menſuram, hoc
eſt
, vt latus contineat vel 1.
paſſum, vel 1. cubitũ, vel 2. pedes, aut palmos, aut 3.
aut 4. & c. res erit expeditiſsima, ſi ſemel tantum latus particularum 1000. du-
catur
in menſuras, quibus latus æquiualet.
Ita enim in longitudinibus ex-
quirendis
, ſi quadratum ſupra planum, in quo eſt longitudo, ſtatuatur, (vt fit
in
omnibus hypotenuſis, ſiue diſtantiis à loco menſoris vſque ad aliquod pun-
ctum
menſore ſublimus, depreſsiuſue, quemadmo dum patuitin proxima figu-
ra
, quando longitudo D M, inquiſita eſt, patebitque in ſcholio problematis 7.

&
in ſcholio problem. 9. Item in problem. 15. Num. 5. & in problem. 26.
Num
.
3. & in problem. 27. Num. 3. nec non in problem. 37. & 38. Num. 3. &
denique
in problem.
43. & 44. & in aliis locis) diuidendus ſolum eſt numerus
productus
per partes vmbræ verſæ (quæ ſemper abſcinditur) notatas.
Quo-
tiens
enim dabit longitudinem quæſitám in data menſura.
Verbigratia, ſi in vno
latere
comprehendantur 3.
pedes, multiplicabimus latus 1000. per 3. efficie-
muſque
3000.
Ita que ſi in inueſtiganda longitudine quapiam abſciſſæ ſint par-
tes
200.
ex vmbra verſa, partiemur 3000. per 200. Nam Quotiens 15. dabit 15.
pedes
pro quæſita longitudine.
Nam cum in proxima figura ſit, vt 114. ſexti. verſa NB, 200. ad latus BA, 1000. Italatus AD, 3. pedum ad DM, multiplican-
dum
eſt latus 1000.
per 3. pedes, & productus numerus 3000. per 200. diuiden-
dus
.
Eademque decæteris ratio eſt. Sic ſi latus contineret {1/2} cubiti, diuidendu@
eſſet
numerus 500.
ex {1/2}. in 1000. procreatus per vmbram verſam. Pari ratio-
ne
ſi latus complecteretur 10.
palmos, diuidendus eſſet numerus 1000. genitu@
ex
10.
in 1000. per vmbram verſam: vt in Quotiente prodeant palmi in longi-
@udine
contenti, &
c. quod non indiligenter notandum eſt.

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