Proclus tells us that Oinopides was the first to show how to let fall a perpendicular to a line from an external point.
Proclus was covered with confusion, but still seemed half incredulous.
Proclus remarked that the semicircle is the only plane figure that has its center on its perimeter.
"That you also are not free from human frailties," Proclus continued, undismayed.
Taylor quotes Proclus as calling it ‘the Demiurgos of everything sensible.’
He enters here into more details than Proclus in his epitome of the work.
In Alexandria, after his departure from Proclus's banquet, she had desisted from pursuing him.
Proclus, patriarch of Constantinople, on the Transfiguration.
Hc tortuosa linea, This crankled line is of Proclus called Helicoides.
Proclus appeared to be on the most familiar terms with Althea, and to meet him with the Thracian now seemed impossible.