## (An ((Even Better) Lisp) Interpreter (in Python))

(An ((Even Better) Lisp) Interpreter (in Python)) In a previous essay I showed how to write a simple Lisp interpreter in 90 lines of Python: lis.py. In this essay I make the implementation, lispy.py, three times more complicated, but more complete. Each section handles an addition.

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## The Travelling Salesperson Problem

The Travelling Salesperson Problem

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## When is Cheryl’s Birthday?

When is Cheryl’s Birthday?

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## (How to Write a (Lisp) Interpreter (in Python))

(How to Write a (Lisp) Interpreter (in Python))

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## A Concrete Introduction to Probability (using Python)

A Concrete Introduction to Probability In this notebook, we cover the basics of probability theory, and show how to implement the theory in Python 3.

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