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quant-ph2010★ 21 cited
Quantum Geometric Tensor (Fubini-Study Metric) in Simple Quantum System: A pedagogical Introduction
Ran Cheng
Geometric Quantum Mechanics is a novel and prospecting approach motivated by the belief that our world is ultimately geometrical. At the heart of that is a quantity called Quantum…
quant-ph2010
Equivalence of O(3) nonlinear sigma model and the CP1 model: A path integral approach
Ran Cheng, Qian Niu
A rigorous proof is given on the equivalence of the O(3) nonlinear sigma model and the CP1 model via path integral approach.