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MathGroup Archive 1995

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Re: How to write a loop

  • To: mathgroup at smc.vnet.net
  • Subject: [mg2553] Re: How to write a loop
  • From: ianc (Ian Collier)
  • Date: Mon, 20 Nov 1995 01:14:02 -0500
  • Organization: Wolfram Research, Inc.

In article <48h4dh$rd5 at ralph.vnet.net>, "Enrico C. Walker"
<ewalke1 at gl.umbc.edu> wrote:

>  I need to raise a number to some large exponent - i.e. 245 ^ 500.
> I know that I may run into a problem by plugging it directly. so I'd
like to find the result 
> by using some sort of programming loop such.
>  
>      DO 250 times
>          begin
> 
>               x = x * 245 ^ 2
> 
>          end
>      PRINT X
> 
> Can I do such programming in MATHEMATICA? Please advise.
> 
> -RICO-

There is no need to resort to loops.

Any copy of Mathematica should be able to evaluate

    245^500

without significant problems. It takes a matter of seconds on 
the Macintosh Quadra 700 on my desk.

I hope this helps.

--Ian

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