indeterminacy principle

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indeterminacy principle

(ˌɪndɪˈtɜːmɪnəsɪ)
n
(General Physics) another name for uncertainty principle
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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Noun1.indeterminacy principle - (quantum theory) the theory that it is impossible to measure both energy and time (or position and momentum) completely accurately at the same time
scientific theory - a theory that explains scientific observations; "scientific theories must be falsifiable"
quantum theory - (physics) a physical theory that certain properties occur only in discrete amounts (quanta)
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References in periodicals archive
As a result of this indeterminacy of position (the precise principle is the position-momentum indeterminacy principle), particles exhibit diffraction patterns under circumstances that make evident the superposition (for instance, a barrier of appropriate dimensions with two openings that allow the passage of a particle will do).
According to the classification of Neutrosophy, "certainty-uncertainty principles" can be divided into three principles in different conditions: "certainty principle", namely a particle's position and momentum can be known simultaneously; "uncertainty principle", namely a particle's position and momentum cannot be known simultaneously; and neutral (fuzzy) "indeterminacy principle", namely whether or not a particle's position and momentum can be known simultaneously is undetermined.
The Heisenberg indeterminacy principle reads, for the entire fluctuation at a given t:
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