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A Java expression parsing library

JEP is a Java library for parsing and evaluating mathematical expressions - Multi-OS Software $550. JEP is a Java library for parsing and evaluating mathematical expressions. With this package you can allow your users to enter an arbitrary formula as a string, and instantly evaluate it. JEP supports user defined variables, constants, and functions. A number of common mathematical functions and constants are included.

JEP 3.0.0   1-Jul-07   English   1.4 MB

Features * Small size (only 160KB as jar archive) * Fast evaluation * High precision using BigDecimals * Includes common math functions and operators * Supports Boolean expressions * Extendable and configurable architecture * Support for strings, vectors and complex numbers * Support for implicit multiplication * Allows declared or undeclared variables * Java 1.5 compatible * Supports Unicode characters * Extensive documentation * Includes JavaCC grammar from which the main classes are generated

Java Math Expression Function Formula. Equation Parser Api Library Evaluate Mathematics Calculator Engine Parsing.   JEP
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  • Changes since the last release: New evaluator, parser, and improved accuracy