Math
157
13.3.4
Absolute
Absolute
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y
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calculates the absolute value of the selected trace.
Figure 13.10
Absolute Operation
13.3.5
Sign
In mathematics, the sign function or signum function (from signum, Latin for "sign") is an odd mathematical function
that extracts the sign of a real number.
The sign function of a real number x is defined as follows:
Sign(x) = -1 if x < 0,
= 0 if x = 0,
= 1 if x > 0.
