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Re: Low CPU usage

  • To: mathgroup at smc.vnet.net
  • Subject: [mg122197] Re: Low CPU usage
  • From: James Womack <james.c.womack at gmail.com>
  • Date: Thu, 20 Oct 2011 07:43:39 -0400 (EDT)
  • Delivered-to: l-mathgroup@mail-archive0.wolfram.com
  • References: <201110181142.HAA08932@smc.vnet.net>

I agree. It is a steep learning curve, but once you spend a while using it
you begin to see just how powerful a tool it is!

On 19 October 2011 10:35, mathgroup <fizzymath at knology.net> wrote:

> Ben...
>
> I can't answer your question , however, would like , for what it's worth,
> to
> tell you my experience....
>
> When I first started Mathematica it was frustrating as hell.....the only
> thing that saved me from throwing in the towel  was Mathgroup....and their
> Expertise is FREE....Amazing!!!
>
> After a while I reached the point where you can't tear me away from
> Mathematica....there are too many things of value in it for me....too many
> things that I can do with it that, by hand, would be abominable or
> impossible.....I think Mathematica has endless applications whether
> Education or Professionally and is only hampered by the Imagination of the
> User...
>
> jerry blimbaum
>
> -----Original Message-----
> From: Ben Gear
> Sent: Tuesday, October 18, 2011 6:42 AM
> To: mathgroup at smc.vnet.net
> Subject: Low CPU usage
>
> All,
>
> Frequently when Mathematica is trying to evaluate an expression the CPU
> usage on my machine seems remarkably low; one core will be ~70% with the
> others only up to ~20%.  I'd expect one core at least to be maxed out. The
> hard disk isn't being hammered, RAM usage doesn't increase, so my question
> is: where is the bottle neck? I'm new to Mathematica so is this normal
> behaviour? I'm using 64 bit Win 7.
>
> On a related note some of my expressions just don't seem to ever return,
> particularly those involving Sum[] - again, is this normal?
>
> My experience with Mathematica so far has mostly been frustrating.  I can
> get it to do dead simple things, but anything vaguely complex it seems to
> choke on. Just getting it to replicate what I can do by hand seems an
> uphill
> struggle. Do many use it professionally or is it mainly used in education?
>
> Regards,
>
> Ben
>
>


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