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15
Math.TechQA.Club
2017-10-21 18:39:54
299
Views
Unitary representation of the 2-D Poincare Group
Published on
21 Oct 2017 - 18:39
#representation-theory
#quantum-field-theory
45
Views
Square integrability of a composite fourier transform
Published on
24 Oct 2017 - 10:21
#fourier-transform
#quantum-field-theory
439
Views
Explicitly proving that the Hamiltonian is Lorentz covariant
Published on
24 Oct 2017 - 22:21
#terminology
#physics
#covariance
#quantum-field-theory
612
Views
Are GNS representations the way to build physical Hilbert spaces?
Published on
28 Oct 2017 - 16:58
#functional-analysis
#mathematical-physics
#c-star-algebras
#quantum-mechanics
#quantum-field-theory
197
Views
Creation operator for single harmonic oscillator in Fock Space
Published on
29 Oct 2017 - 9:47
#operator-theory
#mathematical-physics
#quantum-field-theory
47
Views
Vanishing integral for spacelike separated points
Published on
31 Oct 2017 - 11:43
#definite-integrals
#quantum-field-theory
91
Views
Analysis of a function: Showing that Quantum Mechanics violates relativity
Published on
23 Feb 2026 - 10:01
#analysis
#partial-differential-equations
#quantum-mechanics
#quantum-field-theory
#special-relativity
979
Views
Functional derivative of generating function QFT
Published on
24 Feb 2026 - 5:30
#calculus-of-variations
#quantum-field-theory
#functional-calculus
529
Views
A Grassmann-Variable Identity from Wikipedia
Published on
25 Mar 2026 - 3:05
#gaussian-integral
#quantum-field-theory
#superalgebra
3.5k
Views
Question in String Theory / Mass of States / Number Operator
Published on
25 Mar 2026 - 9:53
#physics
#quantum-field-theory
#string-theory
251
Views
Two-point function of massless scalar theory in 2d CFT
Published on
25 Mar 2026 - 7:49
#mathematical-physics
#quantum-field-theory
#conformal-field-theory
147
Views
Counting rational curves with path integrals
Published on
07 Dec 2017 - 10:59
#algebraic-geometry
#algebraic-topology
#mathematical-physics
#quantum-field-theory
33
Views
Understanding particles relating the orbits of the state space and the representations of the Poincaré group on it
Published on
07 Dec 2017 - 20:20
#group-theory
#representation-theory
#mathematical-physics
#quantum-field-theory
65
Views
How to use Stirling numbers to determine vacuum expectation values
Published on
28 Dec 2017 - 12:43
#mathematical-physics
#stirling-numbers
#quantum-field-theory
1.2k
Views
Meaning of symbol: $\Sigma\!\!\!\!\!\int$ (superimposion of integral sign with capital sigma) in QFT
Published on
06 Jan 2018 - 16:42
#notation
#quantum-field-theory
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