Sympy-exact symbolic witness of the Wilson-Cowan linearised Jacobian trace, determinant, and Hopf-bifurcation boundary in σ. Setup: sg (firing-rate-gain σ = S'(fixed point)), w_EE, w_EI, w_IE, w_II — all positive symbols. Linearised…
Sympy-exact symbolic witness of the Wilson-Cowan linearised Jacobian trace, determinant, and Hopf-bifurcation boundary in σ. Setup: sg (firing-rate-gain σ = S'(fixed point)), w_EE, w_EI, w_IE, w_II — all positive symbols. Linearised…