determine whether a symbol is the name of an available rounding rule - Maple Help

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ScientificErrorAnalysis[HasRule] - determine whether a symbol is the name of an available rounding rule

Calling Sequence

HasRule( descriptor )

Parameters

descriptor

-

symbol

Description

• 

The HasRule( descriptor ) command returns true if descriptor is the name of a rule available for use by ScientificErrorAnalysis.  Otherwise, it returns false.

• 

For more information on predefined rules in ScientificErrorAnalysis, see Predefined Rounding Rules.

Examples

withScientificErrorAnalysis:

HasRuleround

true

(1)

HasRuleround2

false

(2)

See Also

Rounding rules, ScientificErrorAnalysis, ScientificErrorAnalysis[ApplyRule], ScientificErrorAnalysis[GetRules], ScientificErrorAnalysis[UseRule], ScientificErrorAnalysis[UsingRule]


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