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Feynman diagram

In theoretical physics, a Feynman diagram is a pictorial representation of the mathematical expressions describing the behavior and interaction of subatomic particles. The scheme is named after American physicist Richard Feynman, who introduced the diagrams in 1948.

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Overview

Motivation and history

Representation of physical reality

Particle-path interpretation

Description

Canonical quantization formulation

Path integral formulation

Particle-path representation

Nonperturbative effects

In popular culture

Sources

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Feynman diagram

Nodes141
Edges140
Triples139
Avg. degree1.99
Density0.014184
Components1

How this topic connects Entity context

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Feynman diagram

Top relations

related to Sources · 40
Feynman diagram → Archived, Calif, California, Cambridge Lecture Notes, CERN Yellow Report, CERN-1973-009, Chicago, Chicago Press, David, Diagrammar, Diagrammatica, Draft, Drawing, Dyson, Feynman, Feynman Diagrams, Gerardus, Hooft, ISBN, Kaiser
related to External links · 22
Feynman diagram → AMS, Bowley, Brady Haran, Copeland, Draw Feynman, Ed, FeynDiagram, Feynman, Feynman Diagrams, Finite-dimensional Feynman Diagrams, Flip Tanedo, Java, JaxoDraw, Mathematics, Nottingham, Online Diagram Tool, PostScript, Quantumdiaries, Roger, Sixty Symbols
related to In popular culture · 14
Feynman diagram → Dodge Tradesman Maxivan, Feynman, Gweneth Howarth, ID, January, Ph, PhD Comics, Qantum, Seamus Blackley, Stephen Baxter, The, The Bat Jar Conjecture, The Big Bang Theory, Vacuum Diagrams
has effect · 9
Feynman diagram → But, Even, Feynman, Nonperturbative, Taylor, The, They, Thinking, When
related to history · 9
Feynman diagram → Dyson, Each Feynman, Feynman, Hamiltonian, In, The, The Dyson, The Feynman, When
related to Representation of physical reality · 9
Feynman diagram → Feynman, Gerard, Hooft, In, James Daniel Bjorken, Lagrangian, Martinus Veltman, Sidney Drell, Their
related to Alternate names · 8
Feynman diagram → Dyson, Ernst Stueckelberg, Feynman, Freeman Dyson's, Historically, Murray Gell-Mann, Stueckelberg, Swiss
related to Scattering · 7
Feynman diagram → Feynman, In, Poincaré, Single, The, This, Wigner
is a · 5
Feynman diagram → graphical representation of a perturbative contribution to the transition amplitude or correlation function of a quantum mechanical or statistical field theory, graphical representation of a single summand in the Wick's expansion of the time-ordered product in the nth-order term S, pictorial representation of the mathematical expressions describing the behavior and interaction of subatomic particles, representation of quantum field theory processes in terms of particle interactions, sum of exponentially many old-fashioned terms
see also · 5
Feynman diagram → Angular, Feynman, FeynmanList, Julian Schwinger, Schwinger

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Important terminology

feynman diagrams field diagram integral particle one lines propagator external theory momentum factor two particles path vertex line number function

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Feynman diagramis apictorial representation of the mathematical expressions describing the behavior and interaction of subatomic particles0.90text
Feynman diagramis agraphical representation of a perturbative contribution to the transition amplitude or correlation function of a quantum mechanical or statistical field theory0.90text
Feynman diagramis asum of exponentially many old-fashioned terms0.90text
Feynman diagramis arepresentation of quantum field theory processes in terms of particle interactions0.90text
Feynman diagramis agraphical representation of a single summand in the Wick's expansion of the time-ordered product in the nth-order term S0.90text
electrons or positronsinstance ofmatter particles0.80text
Feynman diagramhas effectThinking0.60section
Feynman diagramhas effectFeynman0.60section
Feynman diagramhas effectTaylor0.60section
Feynman diagramhas effectEven0.60section
Feynman diagramhas effectBut0.60section
Feynman diagramhas effectThey0.60section

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