# ginv

From MASS v7.3-51.3
by Brian Ripley

##### Generalized Inverse of a Matrix

Calculates the Moore-Penrose generalized inverse of a matrix
`X`

.

- Keywords
- algebra

##### Usage

`ginv(X, tol = sqrt(.Machine$double.eps))`

##### Arguments

- X
Matrix for which the Moore-Penrose inverse is required.

- tol
A relative tolerance to detect zero singular values.

##### Value

A MP generalized inverse matrix for `X`

.

##### References

Venables, W. N. and Ripley, B. D. (1999)
*Modern Applied Statistics with S-PLUS.* Third
Edition. Springer. p.100.

##### See Also

*Documentation reproduced from package MASS, version 7.3-51.3, License: GPL-2 | GPL-3*

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