text: /**
   * util.js
   *
   * Utility functions for the Mandelbrot app
   */
  
  /**
   * Finds the log base 2 of a number
   */
  function log2(n) {
    return log(n) / log(2);
  }
  
  /**
   * Determines if the app is in full screen or not
   */
  function isFullscreen() {
    return window.innerHeight === screen.height;
  }
  