Logarithm

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Transcendental functions logarithm

Contents

syntax

  • log(a)

definition

log(a) is defined as ln(a) or elog a (natural logarithm).

log(a) results in null values for negative or zero values of data item a.

applies to

since version

5.15

example

attribute<float32> lnA (ADomain) := log(A);
A lnA
1 0
2 0.69
3.5 1.25
5 1.61
10 2.30

ADomain, nr of rows = 5

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