Become an expert in R — Interactive courses, Cheat Sheets, certificates and more!
Get Started for Free

qform

Compute Quadratic Form


Description

Efficiently computes x' A x - or in R-notation:

Usage

qform(x, A)

Arguments

x

a numeric vector

A

a symmetric numeric matrix

Details

Length of x should equal the number of rows and columns of A.

Value

a numerical scalar


lmerTest

Tests in Linear Mixed Effects Models

v3.1-3
GPL (>= 2)
Authors
Alexandra Kuznetsova [aut], Per Bruun Brockhoff [aut, ths], Rune Haubo Bojesen Christensen [aut, cre], Sofie Pødenphant Jensen [ctb]
Initial release

We don't support your browser anymore

Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.