HUG 1, ff. 062r-v, inc. sit b = c = d
Incipit:sit b = c = d
F. 62 (275 x 190) formerly pasted on the left to f. 63r, now hinged in. On recto, a diagram of a triangle and algebra involving -ab5/2 - a3b3 - a3b3 that mentions Leibniz. On verso, algebra beginning nccbb-bbaam-aacco and drawings of Saturn's ring.