Lecture 9. Chain Complex Exercises

  1. 00:16Tor and Ext of Zₙ/Zₘ
  2. 19:20Tor(R/I, R/J) Exercise
  3. 27:11Example of Torsion-Free but Not Flat Module
  4. 35:43Flat Modules Exercise
  5. 38:45Resolution of Complexes
  6. 50:00Chain Complex Exercises