tr: Trace of a Matrix

Description Usage Arguments Value See Also Examples

View source: R/tr.R

Description

Takes the traces of a matrix by extracting the diagonal entries and then summing over.

Usage

1
tr(x)

Arguments

x

Square matrix (Q x Q)

Value

Returns a single-value double.

See Also

logdet, fillout

Examples

1
2
# Identity Matrix of size 4, gives trace of 4.
tr(diag(4))

msos documentation built on Oct. 31, 2020, 9:07 a.m.