**TI73** Program file dated 07/20/98, 17:07(?PO ISOTHERM7q15q1998??X+Y+TEMP+X1+Y1?????f?h?e?s?s??s?s ?s?s ??? +X+Y+??0c >0c ?????YqYY1?Y157Y1:1Y1?X92X1:1X1??X1+0X1?Y1+0Y1?N+1+Y1+1?Y1N+X1N+TEMPN??N