Re: [ublas] Matrix Size/ Memory

From: choon (teochoonhui_at_[hidden])
Date: 2008-01-28 08:33:01

Gunter Winkler wrote:
> 
> Am Freitag, 25. Januar 2008 22:37 schrieb nisha kannookadan:
>> Hi everybody
>>
>> I gotta a question according to memory.
>> My program needs to make matrices of the size of (127^5)*127, so
>> quiet big ones, but as you can think, I get std::bad_alloc complains.
>> Is there a way to solve this problem or are the ublas matrices
>> restricted to a size?
> 
> There is only one restriction: size1 * size2 has to fit into the size_t 
> type. Thus you need at least a 64-Bit machine to address all matrix 
> entries.
> 
Does this restriction apply in the case of compressed_matrix?

choon
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