Libraries tagged by formula

Math - Manipulate Math Formula

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Simple math expressions calculator

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Parsing and evaluating mathematical formulas given as strings.

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Implementation of the Specification pattern and logical expressions for PHP.

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PHP Mathematical expression parser and evaluator

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Allows writing of Excel spreadsheets without the need for COM objects. Supports formulas, images (BMP) and all kinds of formatting for text and cells.

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This PHP class can replace the Google Distance Matrix to calculate the distance between two points using latitude and longitude. It will prevent you to do massive requests to Google servers and enhance your service performance.

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xlswriter is a PHP C Extension that can be used to write text, numbers, formulas and hyperlinks to multiple worksheets in an Excel 2007+ XLSX file.

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Formula interpreter for PHP

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LaTeX formula to PNG

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Multilingual readability library for PHP — 86 languages, 17 formulas, TeX-based syllable counting via Frank M. Liang algorithm. Zero dependencies.

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An open source PHP formula parser based on https://github.com/socialist/formula

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Formula

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PHP Mathematical expression parser and evaluator

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Parse excel formula to syntax tree

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