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% Zadanie 5 % A = -19 , T = 15 clear all; clf; % 5.1 syms t w x=-19*(heaviside(t+15/2)-heaviside(t-15/2)); figure(1) ezplot(x,[-15 15]) grid legend(‘x(t)’) % 5.1 x1=fourier (x,w); % 5.2 ww=linspace (-100/15, 100/15,412) ; xx1=subs(x1,w,ww); figure (2) plot (ww, xx1) grid on; legend (‘X (w) ‘); xlabel (‘w rad/s’) ; % 5.2 x2=ifourier(x1,t); % 5.3 figure (3) ezplot(x2,[-15 15]); grid on; legend(‘x2(t)’) title(‘Obrtn Furie transf’); % 5.3
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