Libraries tagged by mathematical expression

PHP Mathematical expression parser and evaluator

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PHP parser for mathematical expressions, including elementary functions, variables and implicit multiplication. Also supports symbolic differentiation.

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StringCalc is a PHP calculator library for mathematical terms (expressions) passed as strings.

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✖️➕➖➗ `math_eval` safely evaluates mathematical expressions

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Parsing and evaluating mathematical formulas given as strings.

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An extensible mathematical expression parser and evaluator.

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Simple mathematical expression/equation parser and calculator.

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Simple mathematical expression parser and calculator.

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Object-oriented library to represent, execute and transform expressions, whether logical or mathematical

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A lexer and parser for mathematical expressions.

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Multiple(7) types of CAPTCHA in one package. Supports Gif captcha( Animated Gif captcha), Image Captcha( User has to type SOME OR ALL part of code displayed in the image), HoneyPot captcha(It simply adds an empty field asking users to leave it blank. Bots fill it up.), ASCII captcha(It displays the CAPTCHA text as ASCII Art. User has to type SOME OR ALL part of the code.), Math captcha( It asks user to solve simple mathematical expressions.), Recaptcha(Google Recaptcha) and NoCaptcha(Google ReCaptcha v2.0). This package also has captcha refresh feature.

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A PHP textual expression parser, parses strings for mathematical expressions and returns the result

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Mathematical expression parser and evaluator for PHP

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Simple mathematical expression parser and calculator.

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PHP parser and evaluator library for mathematical expressions

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