Understanding an anomaly

An anomaly is said to occur when a classical symmetry of a system is broken upon quantization. One example is the two-dimensional delta function potential and we discuss this case in detail, showing how the symmetry breaking occurs via both momentum space and coordinate space techniques.

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Bibliographic Details
Published in:American journal of physics 2014-06, Vol.82 (6), p.591-596
Main Author: Holstein, Barry R.
Format: Article
Language:English
Subjects:
Physics
Symmetry
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Summary:An anomaly is said to occur when a classical symmetry of a system is broken upon quantization. One example is the two-dimensional delta function potential and we discuss this case in detail, showing how the symmetry breaking occurs via both momentum space and coordinate space techniques.
ISSN:0002-9505
1943-2909
DOI:10.1119/1.4867052