Concerning the accuracy of operations performed on floating point numbers.
When a float number needs to be truncated to a certain digit after the floating point, it turns out that …
php floating-point truncate floating-accuracyIs there a bignum library for JavaScript or built-in that I can include like <script type="text/javascript" src="…
javascript floating-accuracy bignumI have an array of floats where data are stored with varying decimal points so some are 123.40000, 123.45000, 123.45600...now if i …
c floating-point floating-accuracyThe following code is obviously wrong. What's the problem? i <- 0.1 i <- i + 0.05 i ## [1] 0.15 if(i==0.15) cat("…
r floating-point floating-accuracy r-faqEvery time I start a new project and when I need to compare some float or double variables I write …
c++ floating-point floating-accuracy double-precision$a = '35'; $b = '-34.99'; echo ($a + $b); Results in 0.009999999999998 What is up with that? I wondered why my …
php floating-point precision floating-accuracybc doesn't like numbers expressed in scientific notation (aka exponential notation). $ echo "3.1e1*2" | bc -l (standard_in) 1: parse error but …
bash numeric floating-accuracy bcI've heard of "error" when using floating point variables. Now I'm trying to solve this puzzle and I think I'm …
c++ floating-accuracyComparing two floating point number by something like a_float == b_float is looking for trouble since a_float / 3.0 * 3.0 might …
c++ c floating-point floating-accuracyA single/double/extended-precision floating-point representation of Pi is accurate up to how many decimal places?
floating-point precision floating-accuracy