[Manimation] Complex exponential function

complex_exp.ipynb

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   "source": [
    "from manim import *\n",
    "import numpy as np"
   ]
  },
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    "config.media_width = \"80%\"\n",
    "config.verbosity = \"WARNING\"\n",
    "config.background_color = \"#ece6e2\"\n",
    "\n",
    "ThreeDAxes.set_default(axis_config={\"color\": BLACK})\n",
    "ParametricFunction.set_default(color=BLACK)"
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   "source": [
    "%%manim -qm ComplexExp\n",
    "\n",
    "class ComplexExp(ThreeDScene):\n",
    "    def construct(self):\n",
    "        axes = ThreeDAxes(x_range=(-0.1, 4.25), y_range=(-1.5, 1.5), z_range=(-1.5, 1.5), y_length=4, z_length=4)\n",
    "        curve = ParametricFunction(\n",
    "            lambda p: axes.coords_to_point(p, np.cos(PI*p), np.sin(PI*p)),\n",
    "            t_range=(0, 4, 0.1)\n",
    "        )\n",
    "        self.set_camera_orientation(phi=75*DEGREES, theta=-30*DEGREES)\n",
    "        self.add(axes)\n",
    "        self.play(Create(curve))\n",
    "        self.wait()\n",
    "        self.move_camera(phi=90*DEGREES, theta=-90*DEGREES, focal_distance=100)\n",
    "        self.wait()\n",
    "        self.move_camera(phi=75*DEGREES, theta=-30*DEGREES)\n",
    "        self.wait()\n",
    "        self.move_camera(phi=0, theta=-90*DEGREES, focal_distance=100)\n",
    "        self.wait()"
   ]
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FROM manimcommunity/manim:v0.11.0

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