Here is a list of all documented functions with links to the class documentation for each member:

### - u -

- unicodeName() : Prefix
- UnknownVariable() : UnknownVariable
- unlocalizeExpression() : Calculator
- unsetLocale() : Calculator
- useDecimalPoint() : Calculator
- useIntervalArithmetic() : Calculator
- usesBinaryPrefixes() : Calculator
- usesIntervalArithmetic() : Calculator
- useWithPrefixesByDefault() : Unit