#define pgcd(a, b)
Pour la recherche de performance, selection d'une implementation particuliere des fonctions.
#define value_uminus(val)
unary operators on values
#define value_zero_p(val)
#define value_mult(v, w)
whether the default is protected or not this define makes no sense any more...
#define value_div(v1, v2)
Value ppcm(Value i, Value j)
package arithmetique