#### Rank #1: Conclusion-L24

Dec 21 2007

41mins

#### Rank #2: NP-Completeness-L22

Dec 21 2007

1hr 14mins

#### Rank #3: Cook-Levin Theorem and PSPACE-L23

Dec 21 2007

1hr 10mins

#### Rank #4: Polynomial Time-L20

Dec 21 2007

1hr 14mins

#### Rank #5: NP-L21

Dec 21 2007

1hr 10mins

#### Rank #6: Computational Complexity-L19

Dec 20 2007

1hr 8mins

#### Rank #7: Reductions and Rice's Theorem-L17

Dec 20 2007

1hr 11mins

#### Rank #8: Undecidable Problems and Unprovable Theorems-L18

Dec 20 2007

59mins

#### Rank #9: Undecidability-L16

Dec 18 2007

1hr 3mins

#### Rank #10: Decidability and a Universal Turing Machine-L15

Dec 11 2007

1hr 14mins