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@gerhobbelt/mathjax-third-party-extensions

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A list of MathJax extensions provided by third-party contributors

github.com/mathjax/mathjax-third-party-extensions

mathjax/mathjax-third-party-extensions

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module.exports = function chop(str, step) { if (str == null) return []; str = String(str); step = ~~step; return step > 0 ? str.match(new RegExp('.{1,' + step + '}', 'g')) : [str]; };