| Martins-{ | hide text |
| 150501-172806: | The Goussarov definition (2). |
| 150501-164947: | The Goussarov definition. |
| 150501-163919: | No Milnor for glinks. |
| 150501-161753: | Tree-level for general 2-links (2). |
| 150501-154139: | Tree-level for general 2-links. |
| 150501-150100: | $R\ker$ and Hopf-crossed-modules. |
| 150501-143719: | Projectivizing group actions. |
| 150501-114927: | A crossed module from a decker set. |
| 150501-111659: | Morse functions talk to decker sets. |
| 150501-102048: | Morse functions on the plane. |
| 150430-172702: | Stalling's theorem (4). |
| 150430-165745: | Stalling's theorem (3). |
| 150430-152229: | Stalling's theorem (2). |
| 150430-151606: | Stalling's theorem. |
| 150430-145413: | Expansions for groups (2). |
| 150430-144307: | Expansions for groups. |
| 150430-125747: | The KBH story (4). |
| 150430-122043: | The KBH story (3). |
| 150430-114641: | The KBH story (2). |
| 150430-110639: | The KBH story. |
| 150429-180708: | Low algebra. |
| 150429-174756: | Bracket rise theorem. |
| 150429-172703: | Zw (3) |
| 150429-172541: | Zw (2) |
| 150429-172146: | Zw |
| 150429-170100: | Aw. |
| 150429-164718: | u-knots and expansions (2). |
| 150429-163924: | u-knots and expansions. |
| 150429-162147: | w-tangles. |
| 150429-160126: | The pentagon (2). |
| 150429-155437: | The pentagon. |
| 150429-152440: | 2-Yang-Baxter (7) - braided surfaces. |
| 150429-145903: | 2-Yang-Baxter (6). |
| 150429-145150: | 2-Yang-Baxter (5) - the "string" crossed module. |
| 150429-143214: | 2-Yang-Baxter (4). |
| 150429-141601: | 2-Yang-Baxter (3) - differential crossed modules of chain complexes. |
| 150429-140834: | 2-Yang-Baxter (2). |
| 150429-133627: | 2-Yang-Baxter. |
| 150429-132632: | The "Actor" crossed module. |
| 150429-114950: | 2-chord diagrams (3). |
| 150429-113927: | 2-chord diagrams (2). |
| 150429-112449: | 2-chord diagrams. |
| 150429-110601: | 2-connections and 2-holonomies (2). |
| 150429-105753: | 2-connections and 2-holonomies. |
| 150429-104657: | Differential crossed modules (3). |
| 150429-103659: | Differential crossed modules (2). |
| 150429-101803: | Differential crossed modules. |
| 150429-100104: | $Ch_n$. |
| 150429-095125: | Questions (2). |
| 150428-163331: | Questions. |
| 150428-155612: | The crossed module of a knot complement (6). |
| 150428-153713: | The crossed module of a knot complement (5). |
| 150428-151708: | The crossed module of a knot complement (4). |
| 150428-144607: | The crossed module of a knot complement (3). |
| 150428-143516: | The crossed module of a knot complement (2). |
| 150428-142601: | The crossed module of a knot complement. |
| 150428-142043: | Computing $\Pi_2$ (3). |
| 150428-140912: | Computing $\Pi_2$ (2). |
| 150428-135934: | Computing $\Pi_2$. |
| 150428-122156: | Crossed modules (8). |
| 150428-121007: | Crossed modules (7). |
| 150428-115440: | Crossed modules (6). |
| 150428-113759: | Crossed modules (5) - homotopy of crossed modules. |
| 150428-112639: | Crossed modules (4) - some foundational exercises. |
| 150428-111200: | Crossed modules (3). |
| 150428-104915: | Crossed modules (2). |
| 150428-103336: | Knotted balloons and hoops. |
| 150428-101700: | Crossed modules. |
| 150427-192030: | The wheels invariant. |
| } |