y=real(exp^i(x))
1.3524752 |'''''''''''''''''''''''''''''''''''''''x""x_''''''''''''''''''|
          |                                     _"     "_                |
          |                                              _               |
          |                                    x          x              |
          |                                                "             |
          |                                   "             "            |
          |                                                  "           |
          |                                  x                "          |
          |                                  :                 "         |
          |                                 :                   "_       |
          |                                 "                     _      |
          |                                 :                      _     |
          |                                :                        _    |
          |                                "                         _   |
          |                                                           _  |
          |                               _                            x |
          |                               :                             x|
          |                              :                               x
          |                              "                               |
          |                             _                                |
          `````````````````````````````_``````````````````````````````````
-0.130113 ____________________________x..................................|
          -10                                                           10

y=imaginary(exp^i(x))
 3.592659 |'''''''''''''''''''''''''''''''''''''''''''''''''''''''''''_xx"
          |                                                        _x"   |
          |                                                     _x"      |
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          |                                                _"            |
          |                                               x              |
          |                                              "               |
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          |                                           "                  |
          |                                          "                   |
          |                                         "                    |
          |                                        x                     |
          |                                       _                      |
          |                                                              |
          |                                      "                       |
          xxxxxxxxxxxxx___________              x                        |
          |                       ""x_         x                         |
          |                           "_      _                          |
          |                             x    _                           |
 0.821672 |.............................."__x............................|
          -10                                                           10
y=real(exp^-i(x))

1.3524752 |'''''''''''''''''''''''''''''''''''''''x""x_''''''''''''''''''|
          |                                     _"     "_                |
          |                                              _               |
          |                                    x          x              |
          |                                                "             |
          |                                   "             "            |
          |                                                  "           |
          |                                  x                "          |
          |                                  :                 "         |
          |                                 :                   "_       |
          |                                 "                     _      |
          |                                 :                      _     |
          |                                :                        _    |
          |                                "                         _   |
          |                                                           _  |
          |                               _                            x |
          |                               :                             x|
          |                              :                               x
          |                              "                               |
          |                             _                                |
          `````````````````````````````_``````````````````````````````````
-0.130113 ____________________________x..................................|
          -10                                                           10

y=imaginary(exp^-i(x))
-0.821672 |''''''''''''''''''''''''''''''_""x''''''''''''''''''''''''''''|
          |                             x    "                           |
          |                           _"      "                          |
          |                       __x"         x                         |
          xxxxxxxxxxxxx"""""""""""              x                        |
          |                                      _                       |
          |                                                              |
          |                                       "                      |
          |                                        x                     |
          |                                         _                    |
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          |                                               x              |
          |                                                "_            |
          |                                                  x           |
          |                                                   "x         |
          |                                                     "x_      |
          |                                                        "x_   |
-3.592659 |..........................................................."xx_
          -10                                                           10