Serie di Fourier di If[x>0,1/Sqrt[x],0]
(periodizzata fuori da (-pi,pi)) 

[Graphics:Images/esfourier5_gr_3.gif]
[Graphics:Images/esfourier5_gr_6.gif]
[Graphics:Images/esfourier5_gr_9.gif]
[Graphics:Images/esfourier5_gr_12.gif]
[Graphics:Images/esfourier5_gr_15.gif]
 
[Graphics:Images/esfourier5_gr_16.gif]

[Graphics:Images/esfourier5_gr_17.gif]

[Graphics:Images/esfourier5_gr_20.gif]
 
[Graphics:Images/esfourier5_gr_21.gif]

[Graphics:Images/esfourier5_gr_22.gif]

[Graphics:Images/esfourier5_gr_25.gif]
 
[Graphics:Images/esfourier5_gr_26.gif]

[Graphics:Images/esfourier5_gr_27.gif]

[Graphics:Images/esfourier5_gr_30.gif]
 
[Graphics:Images/esfourier5_gr_31.gif]

[Graphics:Images/esfourier5_gr_32.gif]

Converted by Mathematica      September 4, 2000