Create Diagonal Matrix From Vector

Description

Given an input row or column vector, vec2diag returns a diagonal matrix with the input argument along the diagonal.

Usage

1

Arguments

x

a row or column vector.

Details

Similar to the function diag, except that the input argument is always treated as a vector of elements to place along the diagonal.

See Also

diag2vec

Examples

1
2
vec2diag(matrix(1:4, 1, 4))
vec2diag(matrix(1:4, 4, 1))

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