User:Σ/Testing facility/Root

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This template finds an nth root of a real number. By default, it gives a square root.

To use it to find a square root, enter:
{{root|number}}
To use it to find an nth root, enter:
{{root|number|n}}

Examples:

• {{root|0.000001}} gives 0.001
• {{root|0.0001}} gives 0.01
• {{root|0.81}} gives 0.9
• {{root|2}} gives 1.4142135623731
• {{root|25}} gives 5
• {{root|27|3}} gives 3
• {{root|256|4}} gives 4
• {{root|-1}} gives 1i (result if answer is not a real number)

The above documentation is transcluded from User:Σ/Testing facility/Root/doc. (edit | history)
Editors can experiment in this template's sandbox (create | mirror) and testcases (create) pages.
Add categories to the /doc subpage. Subpages of this page.