Libraries tagged by math expression

PHP Mathematical expression parser and evaluator

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An expression parser in PHP

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TeX math rendering for your forum.

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An expression parser in PHP

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Flexible universal calculator with custom operators, functions and variables

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Simple math expressions calculator - extension of http://github.com/NeonXP/MathExecutor

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Math Expression Builder

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Math expressions calculator with custom operators, functions and variables

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Simple mathematical expression parser and calculator.

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

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Math expression validator for Yii2

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Library for the calculation of simple math expressions

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Math expressions: parser and evaluator.

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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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An expression parser in PHP

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