gmp_add Add numbers &reftitle.description; GMPgmp_add GMPa GMPb Add two numbers. &reftitle.parameters; a The first summand (augent). &gmp.parameter; b The second summand (addend). &gmp.parameter; &reftitle.returnvalues; A GMP number representing the sum of the arguments. &reftitle.examples; ]]> &example.outputs;