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Evaluating a single formula

An equation may be evaluated by using the procedure
Evaluate_Interval_With_Parser with the following syntax:
int Evaluate_Interval_With_Parser(
        char *texte,INTERVAL_VECTOR &P,int Unknowns,INTERVAL &Value)
The parameters are: This procedure returns 1 if the equation has been successfully evaluated, 0 otherwise.

Jean-Pierre Merlet 2012-12-20