I have problem in Mathematica with unnecessary rounding which is caused by high precision.
For example I have value
a = 2.052685846*10^-1865, when I make
b = 1 - a the result is
b == 1.
What can I do to have a better precision, without rounding?
Works for me on Mathematica 8.0.
$2000$ digits after the decimal point in this case Mathematica does not perform rounding to $1$.
I suspect that there may be an issue of
This means that