51 citations · 237 across the 37 of their papers we have counts for
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math-ph2021
Static analysis for coupled nonlinear Klein-Gordon equations with asymmetric parameter settings
Yasuhiro Takei, Yoritaka Iwata
Klein-Gordon equations describe the dynamics of waves/particles in sub-atomic scales. For a system of nonlinear Klein-Gordon equations, a systematic analysis of the time evolution…
math-ph2018★ 2 cited
Unbounded formulation of the rotation group
Yoritaka Iwata
The rotation group is formulated based on the abstract -module framework. Although the infinitesimal generators of rotation group include differential operators, the rotation…
math-ph2014
Co-existence of states in quantum systems
Yoritaka Iwata
Co-existence of different states is a profound concept, which possibly underlies the phase transition and the symmetry breaking. Because of a property inherent to quantum mechanics…