arbitrary-precision

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Arbitrary-Precision Math in PHP

I\'m currently trying to figure out how to work with arbitrary-precision numbers in PHP. So I guess my first question would be what exactly is arbitrary-precision math. I tried Googling for a good def[详细]

2023-03-26 10:32 分类：问答
numpy arbitrary precision linear algebra

I have a numpy 2d array [medium/large sized - say 500x500]. I want to find the eigenvalues of the element-wise exponent of it. The problem is that some of the values are quite negative (-800,-1000, et[详细]

2023-03-24 01:18 分类：问答
Arbitrary precision arithmetic with GMP

I\'m using the GMP library to make a Pi program, that will calculate about 7 trillion digits of Pi. Problem is, I can\'t figure out how many bits are needed to hold that 开发者_如何学Gomany decimal pl[详细]

2023-03-14 08:43 分类：问答
Exact real arithmetic and lazy list performance in C++/Haskell

I recently came across the subject of exact real arithmetic after reading this paper and this paper. I have found a number of papers that discuss realizations of exact arithmetic using signed digit s[详细]

2023-03-10 04:10 分类：问答
How to work on big integers that don't fit into any of language's data structures

I\'m trying to solve a programming contest\'s preliminary problems and for 2 of the problems I have to calculate and print some very big integers(like 100!, 2^100).[详细]

2023-02-21 20:20 分类：问答
How to generate random 64-bit value as decimal string in PHP

Oauth 开发者_StackOverflow中文版requires a random 64-bit, unsigned number encoded as an ASCII string in decimal format. Can you guys help me achieve this with php?[详细]

2023-02-16 14:28 分类：问答
What library for arbitrary precision library should I use?

I need to program something that calculates a number to arbitrary precision... but I need it to output the digits that are already \"certain\" (ie below some error bound) to a file so that there are[详细]

2023-02-12 17:09 分类：问答
Convert large hex string to decimal string

I need to convert a large (too large for the built-in data types) hex string to a string with it\'s 开发者_如何学JAVAdecimal representation. For example:[详细]

2023-02-05 17:55 分类：问答
Creating a numerical data type exceeding its normal size

There is a calculator program that I have came across on Windows long ago. I couldn\'t recall its name, but one impressive thing about it is that it can calculate numbers up to 512 bytes size. Request[详细]

2023-01-31 02:55 分类：问答
C# unlimited significant decimal digits (arbitrary precision) without java [duplicate]

This question already has answers here: Clos开发者_JAVA技巧ed 12 years ago. Possible Duplicate: what is the equivalent for java class : BigDecimal in c#[详细]

2023-01-24 11:48 分类：问答