point source

 

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point source

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point source (plural point sources)

1. (sciences) a source of pollution, radiation, waves, fluid or other substance that has one specific location (and negligible physical extent, distinguishing a point source from other source geometries). In simulations they can often be approximated using mathematical point sources.
2. (mathematics) the abstract concept of a singularity emitting a flux or flow. A source with infinitesimal dimensions in space.

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