sqrt.md

Function

  sqrt — square root of a number

Synopsis

sqrt(val: number) -> float64

Description

The sqrt function returns the square root of its argument val, which must be numeric. The return value is a float64. Negative values result in NaN.

Examples

The logarithm of a various numbers:

echo '4 2. 1e10 -1' | super -z -c 'yield sqrt(this)' -

=>

2.
1.4142135623730951
100000.
NaN