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Quantum groups, skein theories, operadic and diagrammatic algebra, quantum field theory

1 vote

The Fock space vs the Hilbert space in the context of quantum field theory

Not sure what you mean by the quantum field to be "mapping" somewhere, but it is absolutely correct that in scalar and other simple ("gauge-free") theories that can be interpreted quantum-mechanically …
Dmitry Vaintrob's user avatar
2 votes

Name for a Hopf algebra admitting no non-trivial 1-dimensional comodule

Unless I'm mistaken you can say "coalgebra with conilpotent coabelianization" (the Hopf algebra structure doesn't seem relevant here). Namely, first note that any one-dimensional representation of a c …
Dmitry Vaintrob's user avatar