Градиент, производная по направлению, производная сложной функции и полный дифференциал

Second lesson on functions of several variables. 00:00 Solving a homework problem on a function level line 6:40 Gradient 25:17 Directional derivative 44:32 Derivative of a complex function 1:11:10 Total differential ________________________________________ You can support the channel's author by following this link: https://yoomoney.ru/to/410019461995404