2010

Floating-Point Numbers Are Precise!
originally posted: 2010-05-22 09:47:31

(What they lack is accuracy!)

There's a great deal of misunderstanding about floating-point numbers. Better men than I have tried to dispell the haze of confusion that surrounds them. But let me make a start.

One source of confusion is when people think of floating-point numbers as approximations. That's muddy thinking. A floating-point number is not approximately anything; it's an exact value. The problem is that it may not be the value you wanted.

If I...

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