# Iterated Prisoner's Dilemma

This weekend I watched Dr Hannah Fry's documentary on game theory, and was inspired by her discussion of Robert Axelrod's tournament to simulate the iterated prisoner's dilemma (IPD) for myself.

This weekend I watched Dr Hannah Fry's documentary on game theory, and was inspired by her discussion of Robert Axelrod's tournament to simulate the iterated prisoner's dilemma (IPD) for myself.

Today I became curious about the relative frequencies of the digits that appear in prime numbers (in base 10).

Naturally, I wrote a little program to show the answer - digit-freq2:

**Questions:**

- What is the number of primes per n-slice of the decimal part of pi?
- What does the graph look like?
- Are there many overlapping primes (i.e. start at the same position in the slice)?

Today being a Saturday, I decided to noodle around with the GD::Simple module and constructed rudimentary Chernoff faces - Cartoon data visualization.

This weekend I harvested 231 State of the Union addresses up to 2017 and put them through NLP processing.

Continue reading Linguistic Analysis of the State of the Union Addresses...