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Latest posts from topic “Trasformata di Fourier distribuzioni” Latest posts from topic “Trasformata di Fourier distribuzioni” on “ElectroYou”. 2016-12-18T18:37:12Z https://www.electroyou.it/forum/viewtopic.php?f=61&t=67124 Trasformata di Fourier distribuzioni https://www.electroyou.it/forum/viewtopic.php?f=61&t=67124#p685088 Shika93 2016-12-18T18:37:12Z 2016-12-18T18:37:12Z
Devo calcolare la trasformata di questa distribuzione

[unparseable or potentially dangerous latex formula]

Per calcolarla espando: [unparseable or potentially dangerous latex formula]
Quindi mi calcolo a pezzi:
Vedo che
[unparseable or potentially dangerous latex formula] che è uno shift e la trasformata di pv \frac{1}{x} è [unparseable or potentially dangerous latex formula] quindi:

[unparseable or potentially dangerous latex formula]

invece il primo termine è i moltiplicato la derivata di quella roba lì.

Quindi la mia
[unparseable or potentially dangerous latex formula]

La derivata del segno è 2delta, quindi dovrebbe venire:

[unparseable or potentially dangerous latex formula]
ma nella soluzione che ho io non c'è l'esponenziale che moltiplica la delta e non capisco perchè...La derivata di una funzione composta si fa sempre allo stesso modo, anche se sono distribuzioni...