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MathGroup Archive 2003

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Re: Out of Memory Problem (beginner)

  • To: mathgroup at
  • Subject: [mg44314] Re: Out of Memory Problem (beginner)
  • From: Jens-Peer Kuska <kuska at>
  • Date: Wed, 5 Nov 2003 10:00:38 -0500 (EST)
  • Organization: Universitaet Leipzig
  • References: <bo7pdn$am2$>
  • Reply-to: kuska at
  • Sender: owner-wri-mathgroup at


with a dense matrix 6000*7000*32=1 344 000 000 bytes approximately
1.3 GByte for A and 1.3 GByte for Transpose[A] ...
By a 64 Bit computer with much more than 4 GByte RAM
and run a 64 bit OS that allow an application to allocate
so much memory.


Cedric wrote:
> Hello,
> I have a matrix of 6000 x 7000.
> A = Table[i,{i,1,6000},{j,1,7000}]
> I'd like to calculate A.Transpose[A].
> But it appears "Out of Memory" problem after
> trying to calculate for a long time.
> Does anybody know how i can olve the above problem?
> Thank you in advance,
> Cedric

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