`norm(X)`

returns the largest singular value of `X`

; it is
equivalent to `svd(X, nu = 0, nv = 0)$d[1]`

.

1 | ```
norm(X)
``` |

`X` |
a numeric matrix. |

The largest singular value of `X`

.

Øyvind Langsrud and Bjørn-Helge Mevik

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