_PUSHOP1 equ 454Ah _POPOP1 equ 44E6h rst 18h is the same as pushop1 Ted21@aol.com wrote: > > How do you push and pop the floating point stack? -- Scott "_Wrath_" Dial wrath@calc.org ICQ#3608935 TimeCity Co-Lead Developer, AI - www.timecity.org Member of TCPA - tcpa.calc.org