type/posint - Maple Programming Help

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Home : Support : Online Help : Programming : Data Types : Type Checking : Types : type/posnegint

type/posint

check for a positive integer

type/negint

check for a negative integer

type/nonnegint

check for a non-negative integer

type/nonposint

check for a non-positive integer

 

Calling Sequence

Parameters

Description

Examples

Calling Sequence

type(x, posint)

type(x, negint)

type(x, nonnegint)

type(x, nonposint)

Parameters

x

-

any expression

Description

• 

The functions type(x, posint), type(x, negint), type(x, nonnegint), and type(x, nonposint) return true if x is a positive, negative, non-negative, or non-positive integer, respectively.  Otherwise, false is returned.

Examples

type3,posint

true

(1)

type5,negint

true

(2)

type0,nonnegint

true

(3)

typex,negint

false

(4)

type3.5,posint

false

(5)

type3,nonposint

true

(6)

See Also

integer

type

type/integer

type/negative

type/nonnegative

type/nonpositive

type/positive

 


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