: Separable variables and linear equations.
: Finding intervals of convergence and expanding functions (e.g., Taylor and Maclaurin series). Fourier Series : Expanding periodic functions like Multivariable Calculus analize matematike 2
Pointwise convergence is weak. ( ( \sup_x |f_n(x) - f(x)| \to 0 ) ) preserves continuity, integrability, and differentiability of the limit function. The Weierstrass M-test is a key tool. : Separable variables and linear equations
: Representing functions as infinite sums of terms. analize matematike 2