TAP Spin Glass
Thouless-Anderson-Palmer equations — mean-field spin glass with Onsager reaction term
Parameters
Temperature T/T_c:
0.8
Disorder J₀:
0.0
N spins:
100
External field h:
0.0
Reinitialize
Run TAP
Observables
Free energy F
—
Order param q
—
Magnetization m
—
TAP iterations
0
Convergence
—
Theory
mᵢ = tanh(β Σⱼ Jᵢⱼmⱼ + βhᵢ - β²(1−q)mᵢ)
q = (1/N) Σᵢ mᵢ²
F = -½β Σᵢⱼ Jᵢⱼmᵢmⱼ − S
Onsager term: β²(1−q)mᵢ