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SQRTPI
See Also
Returns the square root of (number * pi).
If this function is not available, and returns the #NAME? error, install and load the Analysis ToolPak add-in.
How?
- On the Tools menu, click Add-Ins.
- In the Add-Ins available list, select the Analysis ToolPak box, and then click OK.
- If necessary, follow the instructions in the setup program.
Syntax
SQRTPI(number)
Number is the number by which pi is multiplied.
Remark
If number < 0, SQRTPI returns the #NUM! error value.
Example
The example may be easier to understand if you copy it to a blank worksheet.
How?
- Create a blank workbook or worksheet.
- Select the example in the Help topic. Do not select the row or column headers.
![Selecting an example from Help](../img/selecthelp.gif)
Selecting an example from Help
- Press CTRL+C.
- In the worksheet, select cell A1, and press CTRL+V.
- To switch between viewing the results and viewing the formulas that return the results, press CTRL+` (grave accent), or on the Tools menu, point to Formula Auditing, and then click Formula Auditing Mode.
|
A |
B |
Formula |
Description (Result) |
=SQRTPI(1) |
Square root of pi (1.772454) |
=SQRTPI(2) |
Square root of 2 * pi (2.506628) |
|