ProcMod (version 1.0.8)

.Trace: Compute the trace of a square matrix.

Description

The trace of a square matrix is defined as the sum of its diagonal elements.

Usage

.Trace(X)

Arguments

X

a square matrix

Value

the trace of X

Examples

# NOT RUN {
m <- matrix(1:16, nrow = 4)
ProcMod:::.Trace(m)
# }