Merge branch 'main' of https://github.com/Christopher-K-Long/QuGrad

Author: Christopher-K-Long

docs/user_guide/running_tests.md

@@ -19,7 +19,7 @@ in from a terminal in the root directory of QuGrad to execute the tests for your
 To execute the tests with [pytest](https://docs.pytest.org) you will need to set up a python environment with QuGrad and the packages in `texts/requirements.txt`. For example, you can run
 ```bash
 pip install ./
-pip install tests/requirements.txt
+pip install -r tests/requirements.txt
 ```
 from the root directory of QuGrad to install all the requirements. Next the tests can be executed with the command
 ```bash
@@ -29,4 +29,4 @@ from the root directory of QuGrad.
 
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+[Previous](pulse_forms.md)