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Re: Limit Question


Blimbaum, Jerry CIV NSWC PC wrote:
> Why do these give no output?
> 
> Simplify[Limit[Exp[-a t],t->Infinity],a>0]
> 
> and  same for
> 
> Simplify[Limit[Exp[a t],t->Infinity],a<0]
> 
> thanks...
> 
> Jerry Blimbaum 
> 
> 

Try sticking the assumption inside of Limit:

In[11]:= Limit[Exp[-a t], t -> Infinity, Assumptions -> a > 0]

Out[11]= 0

In[12]:= Limit[Exp[a t], t -> Infinity, Assumptions -> a < 0]

Out[12]= 0

Carl Woll
Wolfram Research


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