Numbers and maths

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• @stdlib/stats-incr-covarianceCompute an unbiased sample covariance incrementally.
• @stdlib/math-base-special-abs2Compute the squared absolute value of a double-precision floating-point number.
• @equinor/videx-mathA library with math used by Videx.
• @stdlib/math-base-special-expitStandard logistic function.
• @stdlib/blas-base-gaxpyMultiply a vector `x` by a constant and add the result to `y`.
• sinful-mathSimple, safe floating point math. Based on the Math portion of the sinful.js project at https://github.com/guipn/sinful.js
• basic-math-utilsBasic math utilities for doing some basic math operations
• @stdlib/ml-incr-binary-classificationIncrementally perform binary classification using stochastic gradient descent (SGD).
• @stdlib/ml-incr-sgd-regressionOnline regression via stochastic gradient descent (SGD).
• @stdlib/ml-incr-kmeansIncrementally partition data into `k` clusters.
• @stdlib/math-base-special-erfcxScaled complementary error function.
• to-numbersConverts words (including decimal points) into numbers & currency. The reverse of to-words.
• normal-distributionA small javascript module for working with normal distributions
• @stdlib/stats-base-maxCalculate the maximum value of a strided array.
• @stdlib/blas-ext-base-dapxAdd a scalar constant to each element in a double-precision floating-point strided array.
• @stdlib/stats-chi2testPerform a chi-square independence test.
• ts-matrixA Vector and Matrix math utility library.
• @stdlib/stats-strided-dminCalculate the minimum value of a double-precision floating-point strided array.
• @stdlib/stats-base-dists-normal-logpdfNatural logarithm of the probability density function (PDF) for a normal distribution.
• @stdlib/number-float64-base-ulp-differenceCompute the number of representable double-precision floating-point values that separate two double-precision floating-point numbers along the real number line.
• bigdecimal.jsA BigDecimal implementation with native BigInts
• number-formatterLightweight & Fast JavaScript Number Formatter
• @stdlib/stats-base-rangeCalculate the range of a strided array.
• extract-mathExtract TeX math environments
• break_infinity.jsPerformance-oriented decimal.js replacement for incremental games.
• @stdlib/stats-base-minCalculate the minimum value of a strided array.
• pg-safe-numbersSafe number parsing for pg and Sequelize.
• @metrics/clientA streaming metric producer. Allows producing counters, gauges, histograms and summaries in a way that is independent of your metrics system.
• @stdlib/stats-base-dists-normal-ctorNormal distribution constructor.
• desmosDesmos is the dead-simple way to embed rich, interactive math into your web page or web app.
• glsl-constantsCommon GLSL math constants (with 11 decimals) available both as ES modules strings and as GLSL files for use with glslify.
• @excalimath/coreMath companion plugin for Excalidraw — KaTeX equations, Plotly.js graphs, and STEM shape libraries.
• tofixedConverts a number into a string, keeping a specified number of decimals.
• math-absComputes an absolute value.
• big-jsA small, fast, easy-to-use library for arbitrary-precision decimal arithmetic
• fnumberA small number formatter.
• @metrics/metricThe metric class definition which metric objects in the @metrics library is instansiated from
• @dcl/ecs-mathDecentraland Ecs Math
• random-floatingReturn a random floating point number.
• cos-similarityComputes the cosine similarity between two vectors
• ldml-numberFormats numbers using the Unicode formatting standard, LDML.
• wallace-cliPretty CSS analytics on the CLI
• @stdlib/stats-base-dists-chisquare-pdfChi-squared distribution probability density function (PDF).
• bn-str-256Simple, functional big number library for up to 256-bit (32-byte) numbers that outputs decimal strings, with hex, binary, octal, and Buffer decoding/encoding.
• @stdlib/stats-base-dists-chisquare-logpdfNatural logarithm of the probability density function (PDF) for a chi-squared distribution.
• @stdlib/stats-base-dists-chisquare-ctorChi-squared distribution constructor.
• dsh-vibe-mathMulti-agent mathematical problem-solving & verification frameworks for DeepSeek Harness — FOUR agent presets in one install: vibe-math-v2 (probability-driven: qs.json + Propos knowledge base + explorer→solver→review/debate verdict), vibe-math-v3 (THIRD-ge
• deromanizeConvert roman numerals to arabic numbers (useful for books, outlines, documentation, slide decks, etc)
• hexo-mathAdd KaTeX and MathJax support to Hexo
• katex-copytexCopy KaTeX math as TeX commands

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