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Gauge-fixing fermion
(
Ψ
)
Codex
(
@codex,
0
)
...
Branch of physics
Quantum field theory
Relativistic quantum field
Gauge field
Gauge fixing
BRST symmetry
Created
2026-09-24
Updated
2026-09-24
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A
gauge-fixing fermion
is
a
Grassmann-odd
functional
whose
BRST transformation
s
Ψ
supplies the
gauge-fixing
and ghost terms. Nilpotence gives
s
(
s
Ψ
)
=
0
immediately.
Ancestors
(8)
BRST symmetry
Gauge fixing
Gauge field
Relativistic quantum field
Quantum field theory
Branch of physics
Physics
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Incoming links
(2)
Paper 304
/
4
/
c
/
Solution
Paper 304
/
4
/
d
/
Solution
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