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COMPUTER ARITHMETIC PACKAGE SYMBOL

SetArithmetic

SetArithmetic[d]
sets the number of digits of precision d to be used in ComputerNumber objects.

sets the number of digits of precision d and the base b to be used in ComputerNumber objects.

Allowable settings for the precision d are the integers between 1 and 10 inclusive. The default value is 4.

Allowable settings for the base b are the integers between 2 and 16 inclusive. The default value is 10.

Changing the default settings to be used in ComputerNumber objects and then referring to ComputerNumber objects defined prior to the change can lead to unpredictable results.

RoundingRule	RoundToEven	rule used to round numbers
ExponentRange	{-50,50}	range of allowed exponents
MixedMode	False	whether to allow mixed-mode arithmetic
IdealDivision	False	whether to convert '' to IdealDivide