[Overview][Constants][Types][Classes][Procedures and functions][Index] | Reference for unit 'math' (#rtl)

# Reference for unit 'math': Types

`float` |  | Float type used in all calls
`PFloat` |  | Pointer to Float type.
`PInteger` |  | Pointer to integer type
`TFPUException` |  | Type describing Floating Point processor exceptions.
`TFPUExceptionMask` |  | Type to set the Floating Point Unit exception mask.
`TFPUPrecisionMode` |  | Type describing the default precision for the Floating Point processor.
`TFPURoundingMode` |  | Type describing the rounding mode for the Floating Point processor.
`tpaymenttime` |  | Type used in financial (interest) calculations.
`TRoundToRange` |  | Range with valid range of digits in RoundTo
`TValueRelationship` |  | Type to describe relational order between values
`TValueSign` |  | Type indicating sign of a valuea

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