Hello, try :
real (%i::Expression Complex Integer) -- 0, it's right real (%i::Expression Complex Fraction Integer) -- %i, I'm surprised real (%i::Expression Fraction Complex Integer) -- %i, I'm surprised Have a good day. François _______________________________________________ Axiom-math mailing list Axiom-math@nongnu.org http://lists.nongnu.org/mailman/listinfo/axiom-math