nextpow2

Exponent of next higher power of 2

Syntax

  • R = nextpow2(M)

Input argument

  • M - a variable

Output argument

  • R - result of nextpow2: next higher power of 2.

Description

if M is a vector or a matrix nextpow2(M) applies element-wise.

If M is a scalar, nextpow2(M) returns the first p such that 2^p >= abs(M).

Example

R = nextpow2([10, Inf, 30, -Inf, 90, NaN])
M = uint32([1020 4000 32700]);
R = nextpow2(M)

See also

pow2, log2.

History

VersionDescription

1.0.0

initial version

Author

Allan CORNET

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