f_to_r            720 complex.c      	return f_expt(f_div(f_to_r(ONE), self), f_negate(other));
f_to_r           1038 complex.c          return f_to_r(dat->real);
f_to_r           1186 complex.c      		r = f_to_r(sr);
f_to_r           1194 complex.c      		i = f_to_r(si);
f_to_r           1443 rational.c     	a1 = f_to_r(a1);
f_to_r           1455 rational.c     	a2 = f_to_r(a2);