Full CheatSheet
A 2-page PDF full cheatsheet for Optimisation (Calcul Différentiel) course by Yehor Korotenko. A more comprehensive version covering Differential Calculus, Optimization with Constraints (Lagrangians/Multipliers de Lagrange), Taylor's theorem (Formule de Taylor), convergence criteria, contraction mappings (Théorème de Point Fixe de Banach), and quadratic forms.