rational? -- r7rs Definition

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Kind

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type-predicate;

Extended by

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• rational? (from vonuvoli);

Procedure signature

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Procedure variants:

• ((integer) -> (true))
  • input: a value of type integer;
  • output: a value of type true;
• ((rational) -> (true))
  • input: a value of type rational;
  • output: a value of type true;
• ((real) -> (false))
  • input: a value of type real;
  • output: a value of type false;
• ((complex) -> (false))
  • input: a value of type complex;
  • output: a value of type false;
• ((number) -> (false))
  • input: a value of type number;
  • output: a value of type false;
• ((any) -> (false))
  • input: a value of type any;
  • output: a value of type false;

Exports

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• scheme:base -- (scheme base);

Exports recursive

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• scheme -- (scheme);

Description

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Please refer to number?.

Referenced-types

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• integer;
• true;
• rational;
• real;
• false;
• complex;
• number;
• any;