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In This Video Lecture,We Discuss How To Compute Euler’s Formulae of Fourier Series in Hindi will help Engineering and Basic Science students to understand the following topic of Engineering-Mathematics 3.
1. EULER’S FORMULAS 0:50 Fourier series in developed by JAMES EULER’S so Fourier series is also known as Euler’s formula. I explain all formulas in this video and also discuss the different cases with a different interval from 0 to 2 pi And –pi to pi.
CASE 1- IF C=0 then ao, an, bn is arbitrary constant all are present and how to find it are well explain and in video and limit become 0 to 2 pi.
2.FOURIER COSINE SERIESÂ 6:46
A series is said to be FOURIER COSINE SERIES which contain Fourier arbitrary constant ao, an and bn=0, if f(x) should be even function and interval, lie between –pi to pi.
2.1 EVEN FUNCTION
A function y = f(x) is said to be even, if f(-x) = f(x). The graph of the even function is always symmetrical about the y-axis.
3.FOURIER SINE SERIESÂ 8:50
A series is said to be FOURIER SINE SERIES which contain Fourier arbitrary constant bn and ao=an=0 if f(x) should be odd function and interval lie between –pi to pi.
ODD FUNCTION
A function y=f(x) is said to be odd, if f(-x) = – f(x). The graph of the odd function is always symmetrical about the origin. For example, the function f(x) = in [-1,1] is even as f(-x) = = f(x) and the function f(x) = x in [-1,1] is odd as f(-x) = -x = -f(x).
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