
2.6.2.25 Trigonometric Fourier Series
Condition: decompose the function \ (f (x) = \ left \ {\ begin {array} {c} x, \ text {for} x <0 \\ \ pi+x, \ text {} x> 0 \ End {Array} \ Right. \) on the interval \ (( (-\ pi; \ pi) \) in a row Fourier. Build a schedule of the function and amount of a Fourier series.
Trigonometric Fourier Series - Calculation of Fourier CoEfficents, Expansion of Function in Cosines and Sines, Plotting Graphs of the Sum of the Fourier Sersing Using Using Using USIs. The Dirichlet Theorem, As Well as Graphs of Partial Sums.