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Uncertainty principle
In quantum mechanics, Heisenberg's uncertainty principle is any of a variety of mathematical inequalities asserting a fundamental limit to the precision with which certain pairs of physical properties, known as complementary variables can be known.
Explanation
The uncertainty principle is usually stated in the form
where
∆x Position ∆p Momentum ℏ Reduced Planck constant
HistoryIn 1927 the German physicist Werner Heisenberg formulated the uncertainty principle. |