Download Real is the head used for real (floating

Real
Real is the head used for real (floating-point) numbers.
_Real can be used to stand for a real number in a pattern.
You can enter a floating-point number of any length.
You
You can enter a
can enter a number in scientific notation by explicitly giving the form mantissa 10^exponent.
floating-point number in base b using b^^digits. The base must be less than 36. The letters a–z or A–Z are used in sequence
Real is also used to indicate an approximate real number in Read.
See page 534.
to stand for digits 10 through 35.
See also: RealDigits, BaseForm, Number.
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