The first six books of the Elements of Euclid, in which coloured diagrams and symbols are used instead of letters .. (1847)
Euclid, Byrne, Oliver · London, W. Pickering · leaf 130
Becaufe | i = | _j > ^ is an acute angle ; fuppofe............... J_ ........9 drawn from the centre of the circle, it mull: fall at the fide of ^ the acute angle..*. m^> which is fuppofed to be a right angle, is C Ik , but •«■•»•••«••. ~ ——■—■.and .. --■•■•>. C -•••••■••■■■■, a part…
Geometry
Internet Archive · Thomas Fisher Rare Book Library · Public Domain Mark 1.0. Free to use for anything.
