Homological (ghost) approach to constrained Hamiltonian systems
Jim Stasheff
TL;DR
This paper surveys ghost techniques in mathematical physics, focusing on cohomological methods like BRST cohomology, to analyze constrained Hamiltonian systems.
Contribution
It provides a comprehensive overview of ghost methods and their applications in the cohomological analysis of constrained Hamiltonian systems.
Findings
Highlights the role of BRST cohomology in constrained systems
Summarizes key ghost techniques in mathematical physics
Connects cohomological physics with Hamiltonian constraints
Abstract
A survey of ghost techniques in mathematical physics, which can be grouped under the rubric of `cohomological physics', particularly BRST cohomology.
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Taxonomy
TopicsAlgebraic structures and combinatorial models · Quantum chaos and dynamical systems · Quantum many-body systems