The simp-conjugate function skips the simplification when
the simp flag is true. This is a bug:
(%i1) conjugate(log(-1 + %i*a));
(%o1) conjugate(log(%i*a-1))
(%i2) ratsubst(1,a,%);
(%o2) conjugate(log(%i-1)) <-- should be log(-1-%i)
(%i3) conjugate(log(%i-1));
(%o3) log(-%i-1)
Logged In: YES
user_id=895922
Originator: YES
Fixed in CVS