// binary operator - // General includes. #include "cl_sysdep.h" // Specification. #include "cl_real.h" // Implementation. #include "cl_R.h" #include "cl_rational.h" #include "cl_float.h" const cl_R operator- (const cl_R& x, const cl_R& y) { if (eq(y,0)) { return x; } elif (eq(x,0)) { return -y; } else #define minus(a,b) a-b GEN_R_OP2_2(x,y, minus, return) }