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Scilab Help >> Elementary Functions > Log - exp - power > log

log

natural logarithm

Syntax

y = log(x)

Arguments

x

constant vector or constant matrix

Description

log(x) is the "element-wise" logarithm y(i,j)=log(x(i,j)). For matrix logarithm see logm.

Examples

exp(log([1,%i,-1,-%i]))

See also

  • exp — element-wise exponential
  • logm — square matrix logarithm
  • log2 — Base-2 logarithm. Base-2 exponents and mantissae of some decimal numbers
  • log10 — base 10 logarithm
  • ieee — sets or gets the floating point exception mode
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Last updated:
Tue Feb 25 08:49:19 CET 2020