| 12345678910111213 | 'use strict';const { mathFunctions } = require('../reference/functions');/** * Check whether a node is math function * * @param {import('postcss-value-parser').Node} node postcss-value-parser node * @return {boolean} If `true`, the node is math function */module.exports = function isMathFunction(node) {	return node.type === 'function' && mathFunctions.has(node.value.toLowerCase());};
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