pracma (version 1.4.5)

Trace: Matrix trace

Description

Sum of the main diagonal elements.

Usage

Trace(a)

Arguments

a

a square matrix

Value

• scalar value

Details

Sums the elements of the main diagonal of areal or complrx square matrix.

See Also

Diag, diag

Examples

Trace(matrix(1:16, nrow=4, ncol=4))