Sympy-exact symbolic witness of the Kubo-gap inverse-N scaling. Setup: δ = 4·E_F/(3·N) as a sympy expression with E_F, N positive symbols. Canonical form: delta_sym = '4*E_F/(3*N)' (sympy Mul-canonical). Single-electron anchor:…
Sympy-exact symbolic witness of the Kubo-gap inverse-N scaling. Setup: δ = 4·E_F/(3·N) as a sympy expression with E_F, N positive symbols. Canonical form: delta_sym = '4*E_F/(3*N)' (sympy Mul-canonical). Single-electron anchor:…