??????????, ?? ????????? ???????????
Principia philosophiae
, 1685
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(Rene Descatres. ????-???? )
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- Analytical geometry
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- Line Segment??? algebraic letter ?? ???? ?
- rule of sign ?? ??????? ???
- z^2 = az + b^2 ?? ???????? ???????? ????? ??
- ↑
Sharma Omprasad and Chattri Debbahadur "History of Mathematics" Cambridge publication Kalimati Kathmandu, Nepal P.???
