NOT

Reverses the value of its argument. Use NOT when you want to make sure a value is not equal to one particular value.

Syntax

NOT(logical)

Logical is a value or expression that can be evaluated to TRUE or FALSE.

Remark

If logical is FALSE, NOT returns TRUE; if logical is TRUE, NOT returns FALSE.

Example

The example may be easier to understand if you copy it to a blank worksheet.

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
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)
=NOT(FALSE)	Reverses FALSE (TRUE)
=NOT(1+1=2)	Reverses an equation that evaluates to TRUE (FALSE)