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Expression4J (Math Expression Parser) is a java framework used to manage mathematic expression stored in String object like "f(x,b)=2*x-cos(b)" or "g(x,y)=f(y,x)*-2". Expression gramar can be define by user (add new operator or type ...)
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The K.U.Leuven JCHR System is an integration of Constraint Handling Rules (CHR) and Java designed with three aims in mind: user-friendliness, flexibility and efficiency.
http://www.cs.kuleuven.be/~petervw/JCHR/
Java Kohonen Neural Network Library
Kohonen neural network library is a set of classes and functions for design, train and use Kohonen network (self organizing map).
Prenzl!! is a desktop application and a screen saver running artistic cellular automata. The application is based on an Eclipse architecture and the rules can be in native. Our mission is to provide a viewer and an SDK for this kind of art, called CArt.
Project Graph contains the sources and releases of MIDlet Graph, which calculates mathematic expressions and draws function graphics on the screen of J2ME mobile device.
XMLMath evaluates mathematical, logical or textual expressions described in xml and prints the result. For example, to compute the result of 1 + 1, you would write: <add> <long value="1"/> <long value="1"/> </add>
A tool for proof theorists to study deduction systems and to develop proof search strategies for them. GraPE should eventually support step-by-step proof construction, automatic proof search with various strategies, proof transformations and analysis.
jGABL (the Java Graph Algorithm Base Library) is a java library for the implementation of graph algorithms. It covers a hierarchy of graph concepts, various graph implementations, and algorithm animation.
This project provides a JAVA library and a graphical user interface which implement the "FastICA" algorithm based on the paper "Fast and Robust Fixed-Point Algorithms for Independent Component Analysis (ICA)" by Aapo Hyvärinen.
ballotbox is a java library consist of 36 algorithms derived from 23 Social Choice Rules (Voting Methods). Uses jgrapht graph theory project and it is own Preference class to represent preferences. Includes preference similarity algorithms.
Uranograph is a set of classes and methods written in Java for generating printable and viewable star charts based on different data sources. Currently the Lambert azimuthal equal-area projection is implemented. Output in SVG and PDF (with iText library)
Pulga is a program for numerical simulation of dynamical systems designed to provide students and researchers an easy way to model and qualitatively analyse their systems on a computer without the difficulty of traditional computer programming languages.
This if calculator for complex numbers. It works with algebraic and trigonometrical form and has multiple memory slots. There are many mathematical functions like sin, cos and etc.