-void lmm_add_constraint(lmm_system_t sys, lmm_constraint_t cnst,
- lmm_variable_t var, FLOAT value);
+xbt_maxmin_float_t lmm_variable_getvalue(lmm_variable_t var);
+
+
+void lmm_expand(lmm_system_t sys, lmm_constraint_t cnst,
+ lmm_variable_t var, xbt_maxmin_float_t value);
+
+void lmm_update(lmm_system_t sys, lmm_constraint_t cnst,
+ lmm_variable_t var, xbt_maxmin_float_t value);
+void lmm_update_variable_bound(lmm_variable_t var,
+ xbt_maxmin_float_t bound);
+void lmm_update_variable_weight(lmm_variable_t var,
+ xbt_maxmin_float_t weight);
+void lmm_update_constraint_bound(lmm_constraint_t cnst,
+ xbt_maxmin_float_t bound);