Philippi Lansbergii Cyclometriae novae libri dvo .. (1616)
Lansberge, Philippe van, 1561-1632 · Middelbvrgi : Ex officina Richardi Schilders · leaf 36
a$ CYCLOMETRIAE | Secindum exemplum radij particul. 1000. … emplis fecimus. ) Itaque I Q. diffz- rentia finus I O, & ultima partis ra- | dij Q O eftzoo. Hinciam eftex precedente Theoremate, Vt H Q finus re&us complementi vlrimi arcus 9807, ad differen- tiam [Q. 7oo,ita HP :occoad KP 713; differentiam perimetri vitimiarcus D K, & vlrtimz partisradij D P; Qua…
Circle · Geometry -- Early works to 1800
Internet Archive · Fisher - University of Toronto · Public domain (published before 1931). Free to use for anything.
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