Jufe-131 Engsub02-02-03 Min -free- — Easy & Safe

Min‑FREE: A Minimal‑Free Energy Framework for Adaptive Engineering Subsystems

[ \mathcalF(\mathbfx,\mathbfu) = U(\mathbfx) - T S(\mathbfx) + \frac12\mathbfu^!\topR,\mathbfu, ] JUFE-131 ENGSUB02-02-03 Min -FREE-

[ \boxed\displaystyle \big(\mathbfx^\star(\cdot),\mathbfu^\star(\cdot)\big)=\arg!\min_\mathbfx,\mathbfu \mathcalJ[\mathbfx,\mathbfu] ] [ \boxed\displaystyle \big(\mathbfx^\star(\cdot)