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gptkb:Hénon–Heiles_system
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H = 1/2 (p_x^2 + p_y^2 + x^2 + y^2) + x^2 y - (1/3) y^3
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gptkb:Lenz-Ising_model
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sum of nearest-neighbor spin interactions
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gptkb:antiferromagnetic_Heisenberg_model
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H = J Σ S_i · S_j, with J < 0
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gptkb:n-cube_graph
|
true
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gptkb:hypercube_graph
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true
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gptkb:icosahedron_graph
|
true
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gptkb:Icosahedron_Graph
|
true
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gptkb:Ising_model
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sum over spin interactions
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gptkb:XY_model
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H = -J Σ cos(θ_i - θ_j)
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gptkb:(n+1)-cube_graph
|
true
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gptkb:Petersen_Graph
|
false
|
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gptkb:Edwards–Anderson_model
|
sum over random couplings between spins
|
|
gptkb:Sherrington–Kirkpatrick_model
|
random couplings between Ising spins
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gptkb:complete_graph_K_{n+1}
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yes
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gptkb:Potts_model
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H = -J Σ δ(s_i, s_j)
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gptkb:Heisenberg_model
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H = -J Σ S_i · S_j
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gptkb:Sherrington-Kirkpatrick_model
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random couplings between Ising spins
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gptkb:Toda_lattice
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sum of kinetic and exponential potential energies
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gptkb:XXZ_spin_chain
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H = J ∑ (S_i^x S_{i+1}^x + S_i^y S_{i+1}^y + Δ S_i^z S_{i+1}^z)
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gptkb:Edwards-Anderson_model
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H = -∑_{⟨i,j⟩} J_{ij} S_i S_j
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