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# Floating Point

> What are the interesting input tests for a simple floating point field?

## Floating Point

* Nothing
* Empty field (clear the default value)
* Whitespace only (tab, space)
* 0
* Valid value
* At lower bound (LB) of range
* At lower bound (LB) of range − delta
* At upper bound (UB) of range
* At upper bound (UB) of range + delta

**References**

* <https://en.wikipedia.org/wiki/Floating-point_arithmetic>