#include <DerivativeMatrix.h>
| Public Member Functions | |
| DerivativeElement | operator() (sofa::SignedIndex row, sofa::SignedIndex col) const | 
| Derivative (BaseState *_mstate1, BaseState *_mstate2, DerivativeMatrix *_mat) | |
| bool | isValid () const | 
| operator bool () const | |
| void | checkValidity (const objectmodel::BaseObject *object) const | 
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