The AMBPL command subtracts trace B from trace A, point by point, adds the display line value to the difference,
and sends the result to trace A, as demonstrated in the program below.
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OUTPUT 718;"RL -5ODM;TS;B3;"
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OUTPUT 718; "AMBPL;"
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LOCAL 718
6 0
E N D
A - B + display line + A
AMBPL
A-B + display line -+A
P r o g r a m m i n g 2 7