rdiag function

right (i.e., post) Multiply a matrix by a diagonal matrix

rdiag: right (i.e., post) Multiply a matrix by a diagonal matrix (with only the diagonal elements being given).

rdiag(X, y)

Arguments

• X: an $I$ by $J$ matrix.
• y: a $J$ element vector (of the diagonal elements of a $J$ by $J$ matrix)

Returns

an $I$ by $J$ matrix equal to X

See Also

ldiag

Author(s)

Hervé Abdi