Sample code for the Complex Numbers tutorial

Author: bzaczynski

complex-numbers/README.md

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+# Complex Numbers in Python
+
+## Installation
+
+Create and activate a virtual environment:
+
+```shell
+$ python -m venv venv
+$ source venv/bin/activate
+```
+
+Install dependencies into your active environment:
+
+```python
+(venv)$ python -m pip install -U pip jupyterlab ipywidgets matplotlib pillow
+(venv)$ python -m jupyter labextension install @jupyter-widgets/jupyterlab-manager
+```
+
+## Running
+
+Start Jupter Lab in the same directory where the examples are located:
+
+```shell
+(venv)$ python -m jupyterlab
+```