Matrix (version 0.3-8)

lu: Triangular Decomposition of a Square Matrix

Description

Computes triangular decompositions of matrices.

Usage

lu(x, ...)

Arguments

x

a matrix. No missing values or IEEE special values are allowed.

...

additional arguments, such as choosing lower or upper triangular factors in the Hermitian case.

Value

• a representation of a triangular decomposition of x.

Details

This is a generic function with special methods for different types of matrices. Use methods("lu") to list all the methods for the lu generic.

References

Golub, G., and Van Loan, C. F. (1989). Matrix Computations, 2nd edition, Johns Hopkins, Baltimore.

See Also

qr, chol, lu.Matrix x <- Matrix( rnorm(9), 3, 3) lu(x) array algebra