Evaluate Symbolic Expressions

GNU libmatheval is a library (callable from C and Fortran) to parse and evaluate symbolic expressions input as text. It supports expressions in any number of variables of arbitrary names, decimal and symbolic constants, basic unary and binary operators, and elementary mathematical functions. In... Platforms: *nix, C/C++, BSD

GNU libmatheval is a library (callable from C and Fortran) to parse and evaluate symbolic expressions input as text. libmatheval supports expressions in any number of variables of arbitrary names, decimal and symbolic constants, basic unary and binary operators, and elementary mathematical... Platforms: *nix

NppCalc is a small, simple, easy to use Notepad++ add-in, specially designed to help you evaluate the expressions in your editor. Basically while NppCalc is on the job all mathematical symbols in the expressions you write will be highlighted with the red color so that you can identify math... Platforms: Windows

Haxial Calculator is an advanced calculator that can evaluate complex expressions to practically any level of accuracy that you desire. With Haxial Calculator, instead of tediously clicking on little buttons, you can freely type a formula using the keyboard. For example, you can type a formula... Platforms: Windows, Mac, Windows CE

The Regex Coach is a graphic application for Windows that works to experiment and work interactively with regular expressions compatible with Perl language. These are the main characteristics of The Regex Coach:* It shows you if a regular expresion agrees with a determined destination character... Platforms: Windows

Calc Thingy allows you to type expressions for evaluation and hit enter. No more order of operations thinking on your part. Lots of operations, simple syntax and forgiving behaviour. Platforms: Mac

Text editor with highlighting more than 55 formats of files! (C/C++, HTML, ASP, PHP, Perl..) Built-in Spell Checker, HEX editor, UNICODE, Code Templates, Auto Correction, Print preview, Bookmarks, export the text with highlighting to RTF, HTML and LaTeX format, support many character sets,... Platforms: Windows

Libxslt is the XSLT C library developed for the Gnome project. XSLT itself is a an XML language to define transformation for XML. Libxslt is based on libxml2 the XML C library developed for the Gnome project. It also implements most of the EXSLT set of processor-portable extensions functions... Platforms: *nix

LFMats goal is to furnish convenient matrix tools for the finite element methods. Actually, theres a lot of libraries for linear algebra on the net, but it seems that its still hard to find flexible and high performance free software for the required procedures (genericity, speed, adaptated... Platforms: *nix

XML::LibXML::XPathContext is an XPath evaluation. SYNOPSIS my $xpc = XML::LibXML::XPathContext->new(); my $xpc = XML::LibXML::XPathContext->new($node); $xpc->registerNs($prefix, $namespace_uri) $xpc->unregisterNs($prefix) $uri = $xpc->lookupNs($prefix)... Platforms: *nix

The Euler Mathematical Toolbox is a software written and maintained by R. Grothmann, associate professor of mathematics at the University of Eichstatt. Euler can also produce graphics and save the graphics in various formats, among them PNG and SVG. Graphics can also be imported into the text... Platforms: Windows

Dicom calculates, converts and computes. The first ever computing tool that deals with dimensions of physical quantities in mathematical expression, Dicom, has the answer to expression like: 30 mi./h.+6 ft./s.+15.24 m./s. to ft./s. Dicom can evaluate expressions anywhere in a rich text formatted... Platforms: Windows

This script represents a lightweight and powerful way to evaluate expressions embedded in strings during interpolation. Platforms: Windows, Mac, *nix, Python, BSD Solaris

This function provides a supplement to the Matlab Symbolic toolbox to substitute and simplify long expressions. Maple does not provide this functionality.input-- Input expression that has some terms to be substituted. >> input='a^2-2b+c-3'; >> inputmode=1;Note that 'inputmode=1' indicates that... Platforms: Matlab

Math::Symbolic is a Perl module for symbolic calculations. SYNOPSIS use Math::Symbolic; my $tree = Math::Symbolic->parse_from_string(1/2 * m * v^2); # Now do symbolic calculations with $tree. # ... like deriving it... my ($sub) = Math::Symbolic::Compiler->compile_to_sub($tree); my... Platforms: *nix

The filter module "Expressions" for data loggers is an interpreter for quick and easy evaluation of expressions. It is a smart tool easy in use. Supports different data types (string, date, time, decimal, float and boolean), arithmetic and boolean operators, multiple levels of brackets, built-in... Platforms: Windows

These files introduce how Symbolic Math Toolboxd-OC?D? can be used to evaluate Nelson Siegel and Svensson models, which are 2 widely used techniques for modeling yield data. We demonstrate how you can define the models in the MuPAD notebook interface and perform some basic analysis and... Platforms: Matlab

Math::Symbolic::Operator is a Perl module with operators in symbolic calculations. SYNOPSIS use Math::Symbolic::Operator; my $sum = Math::Symbolic::Operator->new('+', $term1, $term2); # or: my $division = Math::Symbolic::Operator->new( { type => B_DIVISON, operands => [$term1,... Platforms: *nix

Math::Symbolic::MiscAlgebra contains miscellaneous algebra routines like det(). SYNOPSIS use Math::Symbolic qw/:all/; use Math::Symbolic::MiscAlgebra qw/:all/; # not loaded by Math::Symbolic @matrix = ([x*y, z*x, y*z],[x, z, z],[x, x, y]); $det = det @matrix; @vector = (x, y, z);... Platforms: *nix

Maxima is a system for the manipulation of symbolic and numerical expressions, including differentiation, integration, Taylor series, Laplace transforms, ordinary differential equations, systems of linear equations, polynomials, and sets, lists, vectors, matrices, and tensors. Maxima yields high... Platforms: Mac, Linux