ecmpm
i = ecmpm( ai, bi );
int ecmpm(), edivm(), emulm(), eisneg(), eisinf();
if( ecmpm(den,num) <= 0 )
if( ecmpm( temp, num ) <= 0 )
if( ecmpm(den,num) <= 0 )
if( ecmpm( tprod, num ) > 0 )
if( ecmpm( tprod, num ) > 0 )