void lmm_expand_add(lmm_system_t sys, lmm_constraint_t cnst,
lmm_variable_t var, double value);
-/**
- * @brief Change the value of the coefficient between a constraint and a variable
- *
- * @param sys A system
- * @param cnst A constraint
- * @param var A variable
- * @param value The new value of the coefficient between a constraint and a variable
- */
-void lmm_elem_set_value(lmm_system_t sys, lmm_constraint_t cnst,
- lmm_variable_t var, double value);
-
/**
* @brief Get the numth constraint associated to the variable
*