m interradiofarum partes. — incidentes, & T R, F C.linez imacinaris incidentiis iftis debitae; | Sed pertheor.6.) linez incidentes, lineis fuis imaginariis propor: tionalcs funt. E y Augg Ergo fecantes Q'R & B.C complementorum angulorum inci-- dentiz; fecantibus TR, & F C ,complementorum angulorum… … incidenti& &refraáti finus c v. fcilicetanguli incidentiz €.GY finus;.. & C T angulitefra&i C G T finus; 2bisrü Mügtiks. | In fccündo fuper redà KN vt.diamctro; defcribatur pexipheria:
Mathematics, Greek · Conic sections · Physics -- Early works to 1800
Internet Archive · Fisher - University of Toronto · Public domain (published before 1931). Free to use for anything.