# User Portlet

Sander Huisman
Discussions
Indeed! It should be very accurate :) I have not used it to actually order something :-)
If i would get a euro for every time I see horrible/bad approach…
The first matches the literal 'x', and for the second one the problem is that you didn't give the input (the _) a name, so it can not be inserted (transformed to) on the right.
'poly' should be replaced by 'polygons'
I don’t fully understand your question but I think you’re looking for the functions Keys and Values.
![enter image description here][1] &[Wolfram Notebook][2] [1]: https://community.wolfram.com//c/portal/getImageAttachment?filename=bouncing_rays_hero.gif&userId=20103 [2]:...
For many digits the validity of the prime-testing method is anyhow questionable. They are only valid (proven valid) up to some number. Check also https://reference.wolfram.com/language/PrimalityProving/ref/PrimeQCertificate.html Divisors is a...
Change the PlotStyle->{{Thick,Black},Black}] part to some different colors/style…
Yes, can be read by any other machine and language. The only thing you have to make sure is that the machines have the same endianness. I frequently do it between c++ and Mathematica. Basically it is a direct copy of what the data looks like in RAM....
Since your arguments only have machine precision the output will be limited to machine precision. If you input the arguments with more precision this will then be automatically be used throughout the calculation: Gamma[3.33100, 10.14100]