Rate of convergence of the Nesterov accelerated gradient method in the subcritical case $\alpha \le 3$

Hedy Attouch, Zaki Chbani, Hassan Riahi

In a Hilbert space setting $\mathcal{H}$, given $\Phi :\mathcal{H}\to \mathbb{R}$ a convex continuously differentiable function, and $\alpha$ a positive parameter, we consider the inertial s…