log

natural logarithm

Calling Sequence

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
• log10 base 10 logarithm
• ieee set floating point exception mode