sincd

digital sinc function or Direchlet kernel

Calling Sequence

[s]=sincd(n,flag)

Arguments

n: integer
flag: if flag = 1 the function is centred around the origin; if flag = 2 the function is delayed by %pi/(2*n)
s: vector of values of the function on a dense grid of frequencies

Description

function which calculates the function Sin(N*x)/N*Sin(x)

Examples

plot(sincd(10,1))

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Last updated:
Mon Oct 01 17:34:47 CEST 2012