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SUB
Subtract
SUB
Item
TRACE LABEL
VARIABLE
IDENTIFIER
NUMERIC DATA
FIELD
The SUB command subtracts operand 2 from operand 1, point by point, and send the difference to the destina-
tion.
The operands and destination may be different lengths. The trace operands (TRA, TRB, TRC, and trace label)
range from 1 to 1008 elements in length. A variable identifier or numeric data field is one element long. When
operands diier in length, the last element of the shorter operand is repeated for the subtraction process. When the
operands are longer than the destination, they are truncated to fit.
3 2 2 P r o g r a m m i n g
Description/Default
Alpha character. User-defined label declared in
TRDEF statement.
Alpha character. User-defined identifier
declared in VARDEF statement.
Alpha character. Measurement-variable
identifier, such as CF or MA.
Trace element, such as TRA[ lo].
Real
operand 1 - operand 2 - destination
Range Restriction
AA-22 and _
AA-ZZ and _
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