Method help

types/index.d.ts:5139–5139

* Retrieve help on a function or data type. Help files are retrieved * from the documentation in math.expression.docs.

(this: MathJsChain<unknown>)

   * from the documentation in math.expression.docs.
   */
  help(this: MathJsChain<unknown>): MathJsChain<unknown>

  /**
   * @param options Available options: nodes - a set of custome nodes