Equivalence of diagonal contractions to generalized IW-contractions with integer exponents
classification
🧮 math-ph
math.MPmath.RA
keywords
contractiongeneralizeddiagonalintegeru-wignerclaimcontractionsequivalence
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We present a simple and rigorous proof of the claim by Weimar-Woods [Rev. Math. Phys. 12 (2000) 1505-1529] that any diagonal contraction (e.g., a generalized In\"on\"u-Wigner contraction) is equivalent to a generalized In\"on\"u-Wigner contraction with integer parameter powers.
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