real-not-nan -- r7rs Type

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Sub-types tree

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• real-not-inf-not-nan:
  • rational:
    • integer:
      • ...
    • exact-rational:
      • ...
    • inexact-rational:
      • ...
    • rational-not-zero:
      • ...
    • rational-positive-or-zero:
      • ...
    • rational-negative-or-zero:
      • ...
  • exact-real:
    • exact-rational:
      • ...
  • real-zero:
    • rational-zero:
      • ...
  • inexact-real-not-inf-not-nan:
    • inexact-rational:
      • ...
• real-not-zero-not-nan:
  • real-positive:
    • real-positive-not-inf:
      • ...
  • real-negative:
    • real-negative-not-inf:
      • ...
• real-positive-or-zero:
  • real-positive:
    • real-positive-not-inf:
      • ...
  • real-positive-or-zero-not-inf:
    • real-zero:
      • ...
    • real-positive-not-inf:
      • ...
    • rational-positive-or-zero:
      • ...
• real-negative-or-zero:
  • real-negative:
    • real-negative-not-inf:
      • ...
  • real-negative-or-zero-not-inf:
    • real-zero:
      • ...
    • real-negative-not-inf:
      • ...
    • rational-negative-or-zero:
      • ...
• inexact-real-not-nan:
  • real-inf;
  • inexact-real-not-inf-not-nan:
    • inexact-rational:
      • ...

Super-types

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• complex-not-nan;
• real;

Super-types recursive

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• number-not-nan;
• number;
• complex;

Sub-types

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• real-not-inf-not-nan;
• real-not-zero-not-nan;
• real-positive-or-zero;
• real-negative-or-zero;
• inexact-real-not-nan;

Sub-types recursive

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• rational;
• integer;
• exact-real;
• exact-rational;
• exact-integer;
• inexact-rational;
• inexact-integer;
• real-zero;
• rational-zero;
• integer-zero;
• exact-integer-zero;
• rational-not-zero;
• integer-not-zero;
• exact-integer-not-zero;
• integer-even;
• integer-odd;
• real-inf;
• real-positive;
• real-positive-not-inf;
• rational-positive;
• integer-positive;
• exact-integer-positive;
• real-negative;
• real-negative-not-inf;
• rational-negative;
• integer-negative;
• exact-integer-negative;
• real-positive-or-zero-not-inf;
• rational-positive-or-zero;
• integer-positive-or-zero;
• exact-integer-positive-or-zero;
• real-negative-or-zero-not-inf;
• rational-negative-or-zero;
• integer-negative-or-zero;
• exact-integer-negative-or-zero;
• inexact-real-not-inf-not-nan;
• code-point-unicode;
• code-point-ascii;
• range-value;
• range-offset;
• range-start;
• range-end;
• range-length;
• range-length-zero;
• range-length-not-zero;
• byte;
• byte-ascii;

Referent definitions as input

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• <;
• >;
• <=;
• >=;
• floor/;
• floor-quotient;
• floor-remainder;
• truncate/;
• truncate-quotient;
• truncate-remainder;
• min;
• max;
• expt;
• square;
• exp;
• log;
• sin;
• cos;
• tan;
• asin;
• acos;
• atan;

Referent definitions as input (recursive)

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• number?;
• integer?;
• real?;
• rational?;
• complex?;
• exact?;
• inexact?;
• exact-integer?;
• zero?;
• =;
• +;
• -;
• *;
• /;
• inexact;
• sqrt;
• number->string;
• positive?;
• negative?;
• abs;

Note: These definitions consume an input that is a super-type.

Referent definitions as output

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• floor/;
• floor-quotient;
• floor-remainder;
• truncate/;
• truncate-quotient;
• truncate-remainder;
• min;
• max;
• expt;
• log;
• sin;
• cos;
• tan;
• asin;
• acos;
• atan;

Referent definitions as output (recursive)

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• rationalize;
• floor;
• ceiling;
• truncate;
• round;
• gcd;
• lcm;
• numerator;
• abs;
• imag-part;
• angle;
• sqrt;
• exact-integer-sqrt;
• make-rectangular;
• real-part;
• make-polar;
• magnitude;
• denominator;
• square;
• exp;
• digit-value;
• char->integer;
• length;
• vector-length;
• string-length;
• bytevector-length;
• bytevector-u8-ref;
• bytevector-u8-set!;

Note: These definitions produce an output that is a sub-type.

Predicate

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(lambda (value) (and (real? value) (not (nan? value))))

Categories

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• types-numbers;

Categories recursive

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• types;