magic (version 1.6-1)

fnsd: First non-singleton dimension

Description

Given an array, returns the first non-singleton dimension. Useful for emulating some of Matlab / Octave's multidimensional functions.

If n is supplied, return the first n nonsingleton dimensions.

Usage

fnsd(a,n)

Value

Returns an integer vector with elements in the range 1 to

length(dim(a)).

Arguments

a

An array

n

Integer. Return the first n nonsingleton dimensions

Author

Robin K. S. Hankin

See Also

arev

Examples

Run this code
a <- array(1:24,c(1,1,1,1,2,1,3,4))
fnsd(a)
fnsd(a,2)

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