Commit Graph

1 Commits

Author SHA1 Message Date
azv
e4753a7d16 0032863: Cone surface returns wrong v derivative
* Fix error on computing V first derivative on a cone (take into account the slope of the conical generatrix).
* Add DRAW command 'sderivative' to compute certain derivative on a surface.
2022-03-25 20:13:38 +03:00