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##

untie (and runtie)

**unlink previously linked parameters**
Untie the specified parameter from any links to other parameters.

**Syntax:** |
**untie** |
`<param range>` |

where `<param range>` is of the form

`<param range>` =:: `[<modelName>:]<param #>`

For **response parameters** (see gain command):

where `<param range>` is of the form

`<param range>` =:: `[<sourceNum>:]<param #>`

Parameters previously linked together with commands such as

`XSPEC12>newpar <param spec>`

are unlinked. The parameter will retain its current value for the next fit.