Learn Effort Free

  Matlab Code:       clc; close all ; x=input( 'Enter the input sequence: ' ); h=input( 'Enter the impulse sequence: ' ); n=length(x); m=length(h); z=1; for i=1:4     if i~=4         for j=1:m             X(i,j)=x(((i-1)*m)+1+(j-1));         end         for j=m+1:5             X(i,j)=0;         end     else         for j=1:5             if j==1                 X(i,j)=x(n);             else                 X(i,j)=0;             end         end     end end disp( 'Subsets of sequense: ' ); disp(X);   y1=cconv(X(1,1:5),h,5); y2=cconv(X(2,1:5),h,5); y3=cconv(X(3,1:5),h,5); y4=cconv(X(4,1:5),h,5);   Y=[y1(1:m),y1(m+1:end)+y2(1:m-1),y2(m),y2(m+1:end)+y3(1:m-1),y3(m),y3(m+1:end)+y4(1:m-1),y4(m:end)]; Y=Y(1:n+m-1);   disp( 'By Overlap Add Method: ' ); disp(Y); Output: Enter the input sequence: [3 -1 0 1 3 2 0 1 2 1] Enter the impulse sequence: [1 1 1] Subsets of sequence:     

As Shakespeare quoted ‘ Beauty lives with kindness’, kindness is a noble act of gentleness to others, to environment or to one’s own self.   It gives inner happiness and makes one feel good about oneself. I did not know the gift of kindness until I experienced it myself. In my first year in college I went on a trip to Dehradun along with my family. We were heading towards Haridwar. On our way through the jungles of the Garhwal Himalayas amidst the lust green forest, we saw a young girl suddenly appear from behind the trees and jump in front of our car. Our driver stopped the car just on time. There I saw a girl of about ten years old whimpering. Her dress was torn, her hands and feet were bruised and she looked starved. We gave her some food and water and asked about her whereabouts. By now we could understand that she was blind. She told us that she lived in Chidderwala and that she was out with her brother to fetch some fire woods, when it started to rain and she slipped and fell i