Page 484 - Advanced engineering mathematics
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464 CHAPTER 13 Fourier Series
6. Let 7. Let
1 for 0 ≤ t < 2 t for −2 ≤ t < 0
f (t) = f (t) =
−1for −2 ≤ t < 0 2 + t for 0 ≤ t < 2
Plot the fifth partial sum of the Fourier series for f (t) Plot the fifth partial sum of the Fourier series for f (t)
on [−2,2], together with the fifth Cesàro sum, the on [−2,2], together with the fifth Cesàro sum, the
fifth Hamming and Gauss filtered partial sums, using fifth Hamming and Gauss filtered partial sums, using
the same set of axes. Repeat this with the tenth and the same set of axes. Repeat this with the tenth and
twenty-fifth partial sums. twenty-fifth partial sums.
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October 14, 2010 14:57 THM/NEIL Page-464 27410_13_ch13_p425-464
