Function createConstantNode

src/function/algebra/derivative.js:749–751

* Helper function to create a constant node with a specific type * (number, BigNumber, Fraction) * @param {number} value * @param {string} [valueType] * @return {ConstantNode}

(value, valueType)

   * @return {ConstantNode}
   */
  function createConstantNode (value, valueType) {
    return new ConstantNode(numeric(value, valueType || safeNumberType(String(value), config)))
  }

  return derivative
})