Here are the homework assignments for the semester. Solutions are posted after everyone has turned the homework in.

• Homework on epidemic modeling, due September 29. And here are the solutions.

• Homework on Google PageRank, due October 6. And here are the solutions.

• Homework on cryptography and cryptocurrrency, due October 13. And here are the solutions.

• Homework on machine learning, due October 20. And here are the solutions.

• Homework on applications of knot theory, due November 3. And here are the solutions.

• Homework on topological data analysis, due November 10. And here are the solutions.

• Homework on political structures, due November 17. And here are the solutions.