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Re: adding lists term by term


On 11/5/2010 3:13 AM, Trevor Rabey wrote:
> When I type this:
>
> {-(1/2),1}+{17/13,17/52}
>
> I get:
>
> Syntax::sntxf: "{-(1/2),1}+" cannot be followed by "{17/13,17/52}".
>
> Syntax::sntxi: Incomplete expression; more input is needed.
>

It works ok on my systems

In[1]:= {-(1/2), 1} + {17/13, 17/52}
Out[1]= {21/26, 69/52}


> Driving me crazy. What gives?
>

I can understand.

try to type (not copy/paste) the whole thing in a new cell.

--Nasser




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