# propagator

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**Vacuum expectation value**— Quantum field theory (Feynman diagram) …102

**Spontaneous symmetry breaking**— Quantum field theory (Feynman diagram) …103

**Green's function**— In mathematics, Green s function is a type of function used to solve inhomogeneous differential equations subject to boundary conditions. The term is used in physics, specifically in quantum field theory and statistical field theory, to refer to… …104

**Partition function (quantum field theory)**— In quantum field theory, we have a generating functional, Z [J] of correlation functions and this value, called the partition function is usually expressed by something like the following functional integral::Z [J] = int mathcal{D}phi e^{i(S… …105

**Living Church**— For other uses of Living Church , see Living Church (disambiguation). The Living Church (Russian: Живая Церковь), also called Renovationist Church (обновленческая церковь) or Renovationism (обновленчество; from обновление ‘renovation, renewal’;… …106

**List of Tamil people**— This is a list of famous and notable Tamil people.This would include persons who are known to a large number of people and is not based on the extent of their popularity. Neither is the list viewed from the context of the present. Their fame… …107

**Schrödinger picture**— In quantum mechanics, a state function is a linear combination (a superposition) of eigenstates. In the Schrödinger picture, the state of a system evolves with time, where the evolution for a closed quantum system is brought about by a unitary… …108

**Charles Kay Ogden**— For the children s book writer, see Charles Ogden (children s writer). Charles Kay Ogden (1889–1957) was an English linguist, philosopher, and writer. Described as a polymath but also an eccentric and outsider,[1][2][3] he took part in many… …109

**List of mathematical topics in quantum theory**— This is a list of mathematical topics in quantum theory, by Wikipedia page. See also list of functional analysis topics, list of Lie group topics, list of quantum mechanical systems with analytical solutions. Contents 1 Mathematical formulation… …110

**Matthias Braun**— Bust of M.B.Braun in Jaroměř Matthias Bernard Braun (Czech: Matyáš Bernard Braun, 24 February 1684 in Sautens near Innsbruck 15 February 1738 in Prague) was a sculptor and carver active in the Czech lands, one of the most prominent late baroque… …