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150308--floating-point numbers are approximate values? (Not resolved)

Source: Internet
Author: User
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What is a floating point number?

A floating-point number is a numeric representation of a number in a given subset of a rational number, which is used to approximate any real numbers in a computer.

See today on CPP: float is not the exact value but the approximate value. About the various types of accuracy is often disoriented, the principle of the truth at present according to the information currently found to be unable to understand, to be determined.

* Like the Epsinon this amount should be set according to need, but for the BAA integral type of 1 is not equal to the 1.0 of the float Qaq

150308--floating-point numbers are approximate values? (Not resolved)

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Related Keywords:
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