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Update math_functions.nu

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fixed precision
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Kamil 2021-10-23 17:55:23 +00:00 • committed by GitHub
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maths/math_functions.nu
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@ -4,17 +4,17 @@
# cube root
def croot [num: number] {
$num ** ( 1 / 3 ) | math round
$num ** ( 1 / 3 ) | math round -p 4
}
# root with custom denominator, e.g. 2 ** 1/4
def root [ denominator: number, num: number ] {
$num ** ( 1 / $denominator ) | math round
$num ** ( 1 / $denominator ) | math round -p 4
}
# totally custom root, e.g. 2 ** 3/8
def aroot [ scaler: number, denominator: number, num: number ] {
$num ** ($scaler / $denominator) | math round
$num ** ($scaler / $denominator) | math round -p 4
}
#discriminant of a quadratic equation