Prop. XIX. Prob. XI.
*Circa datum umbilicum Trajectoriam Parabolicam describere, quæ transibit per puncta data, & rectas positione datas continget.*
Sit S umbilicus, P punctum & TR
Table of Contents
SECT. IV.
71
*Circa datum umbilicum Trajectoriam Parabolicam describere, quæ transibit per puncta data, & rectas positione datas continget.*
Sit S umbilicus, P punctum & TR