2D Gaussian Function
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|3.00                                                                            |
| *                                                                              |
|                                                                                |
| *                                                                              |
|2*00                                                                            |
| *                                                                              |
| *                                                                              |
| *                                                                              |
| *                                                                              |
|1*00                            #  #  # #  #  #                                 |
| *                          # #    #  # #  #    # #                             |
| *                       ###   ### #  # #  # ###   ###                          |
| *                      #   ### # ##  # #  ## # ###   #                         |
| *                     #   #  # # #   # #   # # #  #   #                        |
|0*                    #   #  #  #  #       #  #  #  #   #                       |
|                      #  #  #  # #    # #    # #  #  #  #                       |
| *                    #   #  #  #  #       #  #  #  #   #                       |
| *                     #   #  # # #   # #   # # #  #   #                        |
| *                      #   ### # ##  # #  ## # ###   #                         |
|-1.00                    ###   ### #  # #  # ###   ###                          |
| *                          # #    #  # #  #    # #                             |
| *                              #  #  # #  #  #                                 |
| *                                                                              |
| *                                                                              |
|-2.00                                                                           |
| *                                                                              |
| *                                                                              |
| *                                                                              |
| *  *  *  *  *  *  *  *  *  *  *  *  *   *  *  *  *  *  *  *  *  *  *  *  *   * |
|-3.00       -2.00         -1.00        0            1.00          2.00     3.00 |
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