| tr {lazy.mat} | R Documentation |
Trace of the input square matrix: Sum of all the diagonal elements of a square matrix.
Description
Trace of the input square matrix: Sum of all the diagonal elements of a square matrix.
Usage
tr(A)
Arguments
A |
Input square matrix or scalar |
Details
Can be used with a character matrix.
Value
trace of A
Examples
tr(demomat(2,2))
[Package lazy.mat version 0.1.6 ]