Poftre- gmü in an-. gulo fimi-- liter recto ABC , vbi perpendi- culares. B D, 4D in centro ca- dunt , in triágulol. ^—— | : | foícele 4BC , vt habeatur. H. punctum, ab ipfa natura habetur, vel modica adhibita analyíi ;.dupla enim 48 fuper diame - T | | … amlidivm-.p ^L x i. prómatum vna forma fimplici oftendi poffunt ad na- turz.normam videtur haberi;cuius genium cft per quà brcuiffimé operari . In adiecta igitur figuraex H pun- cto bine agantur HE parallela 4B, & HF pariter pa- rallela BG , & producte BG , 4B AE Met in F pun- | cto
Geometry -- Early works to 1800
Internet Archive · Fisher - University of Toronto · Public domain (published before 1931). Free to use for anything.
![An illustration from Sphaera mundi, seu, Cosmographia : demonstratiua, ac facili methodo tradita : in qua totius mundi fabrica, vna ̀cum novis, Tychonis, Kepleri, Galilaei, aliorumq[ue] astronomorum adinuentis continetur : accessere, I. Breuis introductio ad geographiam, II. Apparatus ad mathematicarum studium, III. Echometria, idest geometrica traditio de echo (1620)](https://img.insideoutlibrary.com/img/200/ia-sphaeramundiseuc00bian_0-516-0.webp)
