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gptkb:spin-1/2_Heisenberg_chain
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gptkb:Heisenberg_Hamiltonian
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gptkb:spin-1_chain
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spin-1 Heisenberg Hamiltonian
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gptkb:quantum_harmonic_oscillator
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H = (p^2/2m) + (1/2)mω^2x^2
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gptkb:quantum_Toda_lattice
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sum of kinetic and exponential potential terms
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gptkb:SYK_model_with_complex_fermions
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random quartic interaction of complex fermions
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gptkb:Gaudin_model
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gptkb:Gaudin_Hamiltonian
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gptkb:Holstein_polaron
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gptkb:Holstein_Hamiltonian
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gptkb:random_field_Ising_model
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H = -J Σ⟨i,j⟩ S_i S_j - Σ_i h_i S_i
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gptkb:spin-1_Heisenberg_chain
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gptkb:Heisenberg_Hamiltonian
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