imath vs LibTomMath

imath

Arbitrary precision integer and rational arithmetic library (by creachadair)

LibTomMath

LibTomMath is a free open source portable number theoretic multiple-precision integer library written entirely in C. (by libtom)

Math Mpi Libtommath C multi-precision

Source Code

libtom.net

Suggest alternative

Edit details

Our great sponsors

WorkOS - The modern identity platform for B2B SaaS

InfluxDB - Power Real-Time Data Analytics at Scale

SaaSHub - Software Alternatives and Reviews

Our great sponsors

imath		LibTomMath
	Project
1	Mentions	2
123	Stars	629
-	Growth	1.3%
3.2	Activity	8.0
2 months ago	Latest Commit	14 days ago
C	Language	C
GNU General Public License v3.0 or later	License	GNU General Public License v3.0 or later

The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.

imath

Posts with mentions or reviews of imath. We have used some of these posts to build our list of alternatives and similar projects.

Basic operations on two +16-digit ints?
1 project | /r/cpp_questions | 9 Mar 2022

LibTomMath

Posts with mentions or reviews of LibTomMath. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2022-08-24.

How to convert a large decimal number in string form to base 2^16 in C?
3 projects | /r/learnprogramming | 24 Aug 2022
A language that lets you use large numbers
1 project | /r/AskComputerScience | 25 Oct 2021

If you want arbitrary-precision arithmetic in C, you can use libtommath.

What are some alternatives?

When comparing imath and LibTomMath you can also consider the following projects:

TinyExpr - tiny recursive descent expression parser, compiler, and evaluation engine for math expressions

blaze

QuantLib - The QuantLib C++ library

MIRACL - MIRACL Cryptographic SDK: Multiprecision Integer and Rational Arithmetic Cryptographic Library is a C software library that is widely regarded by developers as the gold standard open source SDK for elliptic curve cryptography (ECC).

Boost.Multiprecision - Boost.Multiprecision

muparser - muparser is a fast math parser library for C/C++ with (optional) OpenMP support.

metamath - Meta mathematics. Symbolic functions and derivatives.

Versor - [older version] Versor 1.0 C++ library for conformal geometric algebra draw routines

Justinbobia - The Configurable Math Library

Apophenia - A C library for statistical and scientific computing

Xerus - A general purpose library for numerical calculations with higher order tensors, Tensor-Train Decompositions / Matrix Product States and other Tensor Networks

GMTL - Generic Math Template Library (forked from http://ggt.sourceforge.net/)