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Conformal Mapping Demo
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{ | |
"cells": [ | |
{ | |
"cell_type": "code", | |
"execution_count": 1, | |
"metadata": {}, | |
"outputs": [], | |
"source": [ | |
"import numpy as np\n", | |
"from numpy import sin, cos, tan, arcsin, arccos, arctan\n", | |
"from numpy import sinh, cosh, tanh, arcsinh, arccosh, arctanh\n", | |
"from numpy import log\n", | |
"from bqplot import Figure, Scale, Scatter, Axis, LinearScale, Lines\n", | |
"import ipywidgets as widgets\n", | |
"from sympy import latex, sympify" | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": 2, | |
"metadata": {}, | |
"outputs": [], | |
"source": [ | |
"x = np.arange(-5, 5, 0.2)\n", | |
"y = np.arange(-5, 5, 0.2)\n", | |
"xx, yy = np.meshgrid(x, y)\n", | |
"\n", | |
"Min_Input = 0\n", | |
"Max_Input = 5\n", | |
"Num_Segments = 200\n", | |
"Num_Gridlines = 10\n", | |
"sc_x = LinearScale(min=-5, max=5)\n", | |
"sc_y = LinearScale(min=-5, max=5)\n", | |
"LineBasis = np.linspace(Min_Input, Max_Input, num=Num_Segments+1) + 0.00001\n", | |
"GridBasis = np.linspace(Min_Input, Max_Input, num=Num_Gridlines) + 0.00001\n", | |
"HLineX, HLineY = np.meshgrid(LineBasis, GridBasis)\n", | |
"GridLineX = np.vstack([HLineX, HLineY])\n", | |
"GridLineY = np.vstack([HLineY, HLineX])\n", | |
"GridLineX = np.vstack([HLineX, HLineX, -HLineX, -HLineX, HLineY, -HLineY, HLineY, -HLineY])\n", | |
"GridLineY = np.vstack([HLineY, -HLineY, HLineY, -HLineY, HLineX, HLineX, -HLineX, -HLineX])\n", | |
"GridLines = Lines(x=GridLineX, y=GridLineY, colors = ['black'], scales={'x': sc_x, 'y': sc_y})\n", | |
"ZGrid = GridLineX + 1j*GridLineY\n", | |
"Z = ZGrid\n", | |
"ZLines = Lines(x=Z.real, y=Z.imag, colors = ['blue'], scales={'x': sc_x, 'y': sc_y})\n", | |
"Fig = Figure(marks=[GridLines, ZLines])\n", | |
"Fig.layout.width='800px'\n", | |
"Fig.layout.height='800px'" | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": 3, | |
"metadata": {}, | |
"outputs": [], | |
"source": [ | |
"Controller = widgets.FloatSlider(value=1, min=0, max=4, step=0.01)\n", | |
"FuncBox = widgets.Text()\n", | |
"FuncRepBox = widgets.Label()\n", | |
"\n", | |
"def UpdateFunc(change):\n", | |
" FuncBox.Func = eval('lambda Z, a: {}'.format(change['new']))\n", | |
" ZTrans=FuncBox.Func(ZGrid, Controller.value)\n", | |
" ZLines.x = ZTrans.real\n", | |
" ZLines.y = ZTrans.imag\n", | |
" FuncRepBox.value = '${}$'.format(latex(sympify(change['new'])))\n", | |
"\n", | |
" \n", | |
"def UpdateParam(change):\n", | |
" ZTrans=FuncBox.Func(ZGrid, change['new'])\n", | |
" ZLines.x = ZTrans.real\n", | |
" ZLines.y = ZTrans.imag\n", | |
" \n", | |
" \n", | |
"Controller.observe(UpdateParam, names='value')\n", | |
"FuncBox.observe(UpdateFunc, names='value')\n", | |
"FuncBox.value='1/(1+Z**a)**(1/a)'" | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": 4, | |
"metadata": {}, | |
"outputs": [ | |
{ | |
"data": { | |
"application/vnd.jupyter.widget-view+json": { | |
"model_id": "9b8aaa8472f340b7a30f23523d974c68", | |
"version_major": 2, | |
"version_minor": 0 | |
}, | |
"text/plain": [ | |
"VBox(children=(Text(value='1/(1+Z**a)**(1/a)'), Label(value='$\\\\left(Z^{a} + 1\\\\right)^{- \\\\frac{1}{a}}$'), Fl…" | |
] | |
}, | |
"metadata": {}, | |
"output_type": "display_data" | |
} | |
], | |
"source": [ | |
"widgets.VBox([FuncBox,FuncRepBox,Controller, Fig])" | |
] | |
}, | |
{ | |
"cell_type": "code", | |
"execution_count": null, | |
"metadata": {}, | |
"outputs": [], | |
"source": [] | |
} | |
], | |
"metadata": { | |
"kernelspec": { | |
"display_name": "Python 3 (ipykernel)", | |
"language": "python", | |
"name": "python3" | |
}, | |
"language_info": { | |
"codemirror_mode": { | |
"name": "ipython", | |
"version": 3 | |
}, | |
"file_extension": ".py", | |
"mimetype": "text/x-python", | |
"name": "python", | |
"nbconvert_exporter": "python", | |
"pygments_lexer": "ipython3", | |
"version": "3.9.6" | |
} | |
}, | |
"nbformat": 4, | |
"nbformat_minor": 4 | |
} |
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