Skip to contents

Compute a PSD Gram or cross-Gram block

Source: R/psd.R
psd_gram.Rd

Compute a PSD Gram or cross-Gram block

Usage

psd_gram(x, X, Y = NULL)

Arguments

x

A certified PSD factor.

X

A finite real-double vector or matrix.

Y

Optional second block.

Value

crossprod(X, K Y) as a dense matrix.