Next Power of 2
Smallest power of 2 greater than the argument.
nextpow2(x)
x |
numeric scalar, vector, or matrix |
Computes the smalest integer n such that abs(x) ≤ 2^n.
IF x is a vector or matrix, returns the result component-wise.
For negative or complex values, the absolute value will be taken.
an integer n such that x ≤ 2^n.
nextpow2(10) #=> 4 nextpow2(1:10) #=> 0 1 2 2 3 3 3 3 4 4 nextpow2(-2^10) #=> 10 nextpow2(.Machine$double.eps) #=> -52
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