API Reference

Linear Algebra routines as implemented in the R language.

Basics

lstsq

Compute least-squares solution to equation Ax = b.

Decompositions

qr	Compute QR decomposition of a matrix.
qr_multiply	Calculate the QR decomposition and multiply Q with a matrix.

Matrix Functions

cond	Compute or estimate the condition number of a matrix.

Low-level LINPACK functions (rlinalg.linpack)

dqrdc2	Wrapper for dqrdc2.
dqrls	Wrapper for dqrls.
dqrqty	Wrapper for dqrqty.
dqrqy	Wrapper for dqrqy.
dqrsl	Wrapper for dqrsl.
dtrco	Wrapper for dtrco.