From f35ea80659b6a49d1bb2ce1d7d002583f3f40947 Mon Sep 17 00:00:00 2001 From: prashantsinalkar Date: Tue, 10 Oct 2017 12:38:01 +0530 Subject: updated the code --- 40/CH8/EX8.4/Exa_8_4.sce | 42 +++++++++++++++++++++--------------------- 1 file changed, 21 insertions(+), 21 deletions(-) (limited to '40/CH8/EX8.4') diff --git a/40/CH8/EX8.4/Exa_8_4.sce b/40/CH8/EX8.4/Exa_8_4.sce index 847b1bfa2..64026fb34 100755 --- a/40/CH8/EX8.4/Exa_8_4.sce +++ b/40/CH8/EX8.4/Exa_8_4.sce @@ -1,21 +1,21 @@ -x=[1 2 1 0]; -XDFT=dft(x,-1) -//(a)time shift property -y=x; -for i=1:2 - a=y(1); - for j=1:length(y)-1 - y(j)=y(j+1); - end - y(length(y))=a; -end -YDFT=dft(y,-1) -disp(YDFT,'By Time-Shift property DFT of x[n-2] is'); -//(b)flipping property -g=[x(1) x(length(x):-1:2)] -GDFT=dft(g,-1) -disp(GDFT,'By Time reversal property DFT of x[-n] is'); -//(c)conjugation property -p=XDFT; -PDFT=[p(1);p(4:-1:2)]; -disp(YDFT,'BY conjugation property DFT of x*[n] is'); +x=[1 2 1 0]; +XDFT=fft(x,-1) +//(a)time shift property +y=x; +for i=1:2 + a=y(1); + for j=1:length(y)-1 + y(j)=y(j+1); + end + y(length(y))=a; +end +YDFT=fft(y,-1) +disp(YDFT,'By Time-Shift property DFT of x[n-2] is'); +//(b)flipping property +g=[x(1) x(length(x):-1:2)] +GDFT=fft(g,-1) +disp(GDFT,'By Time reversal property DFT of x[-n] is'); +//(c)conjugation property +p=XDFT; +PDFT=[p(1) p(4:-1:2)]; +disp(YDFT,'BY conjugation property DFT of x*[n] is'); \ No newline at end of file -- cgit