Gvidivbaldi è marchionibvs Montis Perspectivae libri sex (1600)
Monte, Guido Ubaldo, marchese del, 1545-1607 · Pisavri : Apud Hieronymum Concordiam · leaf 145
umpcrpendrcularis dr-catur AS . parallelx vero datjc lincx in fubie<J^o plano cxiftentes fint ECDE FG, quxfeftionisIihejE BF hcquc fint parallels, neque perpendi-culares. fc^Sioautem BXF fitfubiecloplanoinclinata.cuiusinclinatiofitangulus- K. In fedjone inienire oportet pun^tum concurfus._… … 4?. /^Jf/i 6. def, vn-decimi. Lemm.in JO. /?«Wi. l8. Tndec» a8. pWwJ.3 ? . primi.I. Cor.32. ius. BC DE FG «quIdiftansjiSiadparteminclinationisfcftionisin linca SPproduda etiam cx S, quoduis lumatur pundum M, fi tamen fcdio fuamhabct inclinationem verfus A. quod fi habet ad alreram parrcm.…
Perspective · Geometry, Projective
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