bignum

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With Ruby, where to use NOT, AND, OR, XOR operations for Fixnum or Bignum?

Just wondering if anyone has any realworld examples or know when you might use the NOT, AND, OR, XOR, <<, >> operators in Ruby.[详细]

2022-12-30 11:13 分类：问答
Multiplication algorithm for abritrary precision (bignum) integers

I\'m writing a small bignum library for a homework project. I am to implement Karatsuba multiplication, but before that I would like to write a naive multiplication routine.[详细]

2022-12-28 17:33 分类：问答
What is a convenient base for a bignum library & primality testing algorithm?

I am to program the Solovay-Strassen primality test presented in the original paper on RSA. Additionally I will need to write a small bignum library, an开发者_开发技巧d so when searching for a conven[详细]

2022-12-27 02:53 分类：问答
BN_hex2bn magically segfaults in openSSL

Greetings, this is my first post on stackoverflow, and i\'m sorry if its a bit long. I\'m trying to build a handshake protocol for my own project and am having issues with the server converting the c[详细]

2022-12-25 01:29 分类：问答
64 bit negative integers in two's complement form

I was reading the source of GNU PDF library, particularly their implementation of 64 bit integers. They have defined 64 bit integers as structs of two 32 bit integers - the higher order int is signed[详细]

2022-12-19 23:34 分类：问答
Big float for shader-based mandelbrot explorer

I\'ve managed to create a simple mandelbrot explorer using Open Gl, and the CGFX SDK provided by NVidia. It works well, but is currently float based, and therefore doesn\'t have much \"depth\" -- As t[详细]

2022-12-18 22:07 分类：问答
how java.bigInteger valueOf works?

I\'m making a project concerned big number开发者_如何学Pythons without BigInteger, BigDecimal etc. I\'ve managed to do all the basics but now I need to add ability to count factorials. My BigNumber st[详细]

2022-12-17 17:40 分类：问答
Parse bignum into list of 16-bit integers

I have to implement some bignum arithmetics. The number has to be split into a list of 16 bit integers.[详细]

2022-12-15 21:07 分类：问答
How to Code a Solution To Deal With Large Numbers? [closed]

Closed. This question is opinion-based. It is not currently accepting answers. Want to improve this question? Update the question so it can be answered with facts and citations by editing[详细]

2022-12-15 11:06 分类：问答
Bignum implementation that has efficient addition of small integers

I have been using python\'s native bignums for an algorithm and decided to try and speed it up by converting it to C++. When I used long longs, the C++ was about 100x faster 开发者_开发问答than the py[详细]

2022-12-12 21:22 分类：问答