Mathematica > Mathematics and Algorithms > Numerical Evaluation & Precision > Representation of Numbers > Real
Mathematica > Core Language > Expressions > Expression Structure > Atomic Elements of Expressions > Representation of Numbers > Real
BUILT-IN MATHEMATICA SYMBOL

Real

Real
is the head used for real (floating-point) numbers.

DetailsDetails

  • can be used to stand for a real number in a pattern.
  • You can enter a floating-point number of any length.
  • You can enter a number in scientific notation by using the form .
  • You can enter a floating-point number in base b using . The base must be less than 36. The letters - or - are used in sequence to stand for digits 10 through 35.
  • Real is also used to indicate an approximate real number in Read.
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