Math 421 Fall 2026 lectures recordings and notes

• Lecture 1 (9/3/.2024)  
  • Recording.
  • Notes.
• Lecture 2 (9/5/2024)  
  • Recording part 1.
  • Recording part 2.
  • Notes.
• Lecture 3 (2/5/2026)  
  • Recording.
  • Notes.
• Lecture 13 (10/17/2024)  
  • Recording.
  • Notes.
• Lecture 25 (12/5/2024)  
  • Recording.
  • Notes.