CheatSheet
A 1-page PDF cheatsheet for Optimisation (Calcul Différentiel) course by Yehor Korotenko, titled "CheatSheet d'optimisation". Contains key theorems and propositions from the L2DD Info-Maths course at Paris-Saclay, including: Implicit Function Theorem (Théorème des Fonctions Implicites), Lagrange Multipliers, and related optimization results.