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# Title: Erhardi Weigelii Sacrae Caesar. Maiest. ut & Com. Pal. Sultzb. Consiliarii, Supr. Artium Archit. Directoris Saxo Ien. Mathemat. PP. totius Academiae Senioris, Philosophia Mathematica (shelfmarks Leibn. Marg. 65; ZEN Leibn. Marg. 65)
# Folio 351, page id 79876922X:0861
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PKACEILIM COLLLMEANTIIM.
culus: ex puncca iuneturx B. erisatur perpen-
dicularis BD. ad Circumterentiam usque, qua
erit media proxortionalis.
GrammometriCe.
Eix cancupso binarum datarum extracta
tadix quadrata estmedia quasita.
Desiderium La. Philo
matha.
Datam recta AB mediae extremaratione,
in continua propontione omnium, secare.
Bilccetur data recta. in C. F18. 137. 8 eri-
Satur perpendiculum BD, = le BC. ab hypote
nuta D A. abscindatur porcio DF = lIs D B. = lis
BC. _ a data A B. abscindatur parS AF. = liS re-
SduoAF: XericuEBF. ad F A:: ita FA. ad A B.
Monitorium.
Eximius hujus proportionata sectionis
utus estin constituen do Pentasonoresulari, da
eo latere AB. F18. 138. Quodutrinque continua-
cum ad lonsitudinem majoris Bartis A C1. II D.
ee B. Ciluper continuatione ucraque delcribatur
Lriansulum aquicrurum, lateribus datae reax
libus, _ ex utroque rertice FC. ad intercape.
dinem data A B. Hat decussis, pentasonum se
Sictet quaesitum.
Desiderium L. Philom.
Datis duabus rectis AB. BC. duas medias
continue proportionales invenire. F18. 139.
Dd 4
F.X