**TI73** Program file dated 03/09/01, 19:05 ISODEMO7q15q1998??*X1*+*Y1* DCMNT??5:05444+3:21157 DIST??12+5+2+5+6+8+2 X??5+9+2+6+11+3+7 Y??12+5+2+5+6+8+2 X1??5+7+2+6+11+3+7 Y1??27+22+25+25+26+27+25 TEMP??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?jp