设xa(t)=exp(-1000*abs(t));,怎么用matlab球Xa(jΩ)呀?

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设xa(t)=exp(-1000*abs(t));,怎么用matlab球Xa(jΩ)呀?
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设xa(t)=exp(-1000*abs(t));,怎么用matlab球Xa(jΩ)呀?
设xa(t)=exp(-1000*abs(t));,怎么用matlab球Xa(jΩ)呀?

设xa(t)=exp(-1000*abs(t));,怎么用matlab球Xa(jΩ)呀?
假设t=-10:1:10
 xa=exp(-1000*abs(t));figure,plot(t,xa)