Complex left-divide and SVD give ireproducible results

[dbateman]

Sergei Steshenko-2 wrote:
> 
> Won't using SSE2 arithmetic fix the problem ?
> 
> I think, though I'm not 100% sure, that SSE2 FP registers aew 64 bit,
> not 80 bit.
> 

Hey I didn't know that. In that case I suppose yes, but are you really sure
that all floating point operations use SSE2/SSE3 ? Even if a few don't and a
context switch happens in between then the same situation might arise, but
just less frequently.

Cheers
D.

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