Re: question on precision

Bart Vandewoestyne wrote:

Now his question was the following:

"The number 4.000001 has 7 digits and apparently (because after entering it,
it gets printed correctly), i can use numbers with 7 digits. Then why am I
told that the equivalent decimal precision is only 6?"


Fortran garantees that 6 digits are correct. It does not garantee that
the 7th will be wrong at all cases.

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