Libraries tagged by portability

Weighted random sampling for PHP 8.2+. Supports repeatable draws (WeightedPool) and box-gacha limited inventory (BoxPool) with alias-method O(1) picking and cryptographically secure randomness by default.

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Probability distribution service

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General-purpose utility classes for the ez-php ecosystem — Range, WeightedRandom, TimeProbability, DailyQuota

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Library to deal with some mathematical stuff. Implemented or partially implemented mathematical concepts are: Complex number, Matrix, Normal distribution, Random, Angle, Random Complex, Descriptive Statistics, Parametric tests (Anova, Dependant t-Test) and Non-Parametric tests (Wilcoxon Signed-rank test, Wilcoxon-Mann-Whitney test, Kruskal-Wallis).

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Точная арифметика произвольной точности и научные вычисления на PHP 8.1+ поверх BCMath: математика, статистика и проверка гипотез, финансы, геометрия, физика и химия.

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Are you feeling lucky? Play the lottery!

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Random number generator

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Probability draw

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This package can be used to get random value from an array with given probability for each value

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Banner Resolver based on region, probability and query parameters.

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Probability calculator

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Coin Flipper is a tool for simulating coin flips. It can flip multiple coins at once and provides statistics including heads/tails counts, percentages, streaks, and fairness analysis for probability experiments and gaming.

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Check probability of link is spam

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