KMDA: tr – R documentation

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tr

Trace of A Matrix

Description

This function calculates the trace of a given numeric square matrix. This function should not be called directly in this package. It is called by other functions like dscore and sscore.

Usage

tr(X)

Arguments

`X`	A square matrix

Value

A numeric value which is the sum of the values on the diagnonal.

Examples

A=matrix(seq(1:9),nrow=3,ncol=3)
	tr(A)

KMDA

Kernel-Based Metabolite Differential Analysis

v1.0

GNU General Public License

Authors

Xiang Zhan and Debashis Ghosh

Initial release

2015-03-26

tr