Definitions for "Real number"
A positive or negative number, including zero, that can be expressed with fractions, called floating point in computers because they are represented with a floating binary point similar to a decimal point.
A number that has no imaginary part; comprises the rational numbers and the irrational numbers.
any number that is not imaginary Example: "1.23156..., 5, 8/6, e, square root (3)"
a concept on its own, an element of our prediction machines