Questions tagged [non-locality]
The non-locality tag has no usage guidance.
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Why are infinite order Lagrangians called 'non-local'?
And in what sense are they 'non-local'?
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If strings are infinitely extended, are they nonlocal?
To completely localize a string within any bounded region of space, no matter how large, requires an infinite energy. Does this mean strings modes are inherently nonlocal?
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If $: V(\phi) :$ is non-local in space, does that mean interacting quantum field theory is non-local?
Free field theories are definitely local in.
In the interaction picture, we can decompose the fields into creation operator modes and annihilation operator modes. The product of operators can be ...
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The derivation of fractional equations
Recently I saw some physical problems that can be modeled by equations with fractional derivatives, and I had some doubts: is it possible to write an action that results in an equation with fractional ...