check for an object of type rational - Maple Help

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type/rational - check for an object of type rational

type/extended_rational - check for an object of type extended_rational

Calling Sequence

type(x, rational)

type(x, extended_rational)

Parameters

x

-

any expression

Description

• 

The type(x, rational) function returns true if x is an integer or fraction.  Otherwise, it returns false.

• 

The type(x, extended_rational) function returns true if x is a rational, infinity, -infinity, or undefined. Equivalently, x is of type extended_rational if it is of type extended_numeric and not of type float.

Examples

type1,rational

true

(1)

type12,rational

true

(2)

type0.5,rational

false

(3)

typeName,rational

false

(4)

typeab,rational

false

(5)

type∞,extended_rational

true

(6)

See Also

convert/rational, infinity, type, type/fraction, type/infinity, type/integer, type/numeric, type/undefined, undefined


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