,UPP]CASE ,DELTA ,EXAMPLES #A4 ,UPP]CASE DELTA ;Y : M1NS ! *ANGE 9 ;Y IS WRITT5 _% .,DY _: #B4 ,UPP]CASE DELTA ;X EQUALS ;X SUB TWO M9US ;X SUB "O IS WRITT5 _% .,DX .K X2-X1 _: #C4 ,! =MULA = SLOPE ;M EQUALS OP5 FRAC;N UPP]CASE DELTA ;Y OV] UPP]CASE DELTA ;X CLOSE FRAC;N IS WRITT5 _% M .K ?.,DY/.,DX# _: #A