Mathematica > Mathematics and Algorithms > Formula Manipulation > Assumptions and Domains > Integers
BUILT-IN MATHEMATICA SYMBOL

Integers

Integers
represents the domain of integers, as in xIntegers.

DetailsDetails

  • xIntegers evaluates immediately only if x is a numeric quantity.
  • Simplify[exprIntegers] can be used to try to determine whether an expression is an integer.
  • IntegerQ[expr] tests only whether expr is manifestly an integer (i.e., has head Integer).
  • Integers is output in TraditionalForm as .

ExamplesExamplesopen allclose all

Basic Examples (3)Basic Examples (3)

7 is an integer:

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If is an integer, so is :

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Find positive integer solutions of a Pell equation:

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Scope (5)Scope (5)

Properties & Relations (3)Properties & Relations (3)

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