Формула Скурихина

${ \color{Red} \int_\alpha^\delta f(x)\,dx } = { \color{Blue} \Bigl[ F(x) \Bigr]_\alpha^\delta } = { \color{Purple} \Bigl. F(x) \Bigr|_\alpha^\delta }$

$\pagecolor{Gray} { \color{Red} \lll } { \color{ Orange} \lll } { \color{Yellow} \times }{ \color{Green} \times } { \color{Blue} \ggg } { \color{Purple} \ggg }$