© | Dror Bar-Natan: Academic Pensieve: Blackboard Shots: Random

Blackboard Shots with Prefix "Kuperberg"


130330-134944: What's a channel?

130330-134345: Pure states in a combined system.

130330-133239: Hidden measurements.

130330-132518: Qudits.

130330-131951: The state space for $M_2$.

130330-131024: The definitions of a state.

130330-130340: Von-Neumann's theorem.

130329-140254: Meta-monoids.

130329-112903: Homotopy classes of combings.

130329-111227: Known equalities.

130329-110445: Links in manifolds (4).

130329-105143: Links in manifolds (3).

130329-104103: Links in manifolds (2).

130329-103507: Links in manifolds.

130329-102604: The origin of $\sigma$.

130329-101648: L vs. R.

130328-120638: Special scalars.

130328-115333: The appearance of framings.

130328-114702: The $+2$ singularity and asymptotic flatness.

130328-113938: Rotation numbers for intersections in the plane (2).

130328-112731: Rotation numbers for intersections in the plane.

130328-112129: The $u_q({\mathfrak g}^+)$ example (2).

130328-111301: The $u_q({\mathfrak g}^+)$ example.

130328-105822: The $H^1(S^1)$ example.

130328-103826: Non-involutory - the 3 difficulties.

130328-102931: Plans for Thursday.

130327-165243: Status of word canonical model results.

130327-164515: Acyclic words.

130327-163352: The main simplification move.

130327-162904: The Diamond Lemma.

130327-154127: Converse direction (2).

130327-153101: Converse direction.

130327-151841: Why 3D?

130327-151449: Proof of the slide move.

130327-145447: Moves on Heegaard diagrams.

130327-142828: Heegaard surfaces and boundaries.

130327-115609: The group-algebra case.

130327-114303: The KEY picture.

130327-113412: Wheels in the involutory case.

130327-112237: Integrals in the involutory case.

130327-111313: R-matrix words and canonical models for virtual links.

130327-110443: Theorem about Hopf diagrams and 3-manifolds.

130327-105408: Integrals.

130327-103924: Radford's example.

130327-103332: Three questions about this duality.

130327-102330: Diagrams for Hopf algebras.

130327-101448: Diagrams for tensor contractions.

130327-093024: Jacobi diagrams and hair.