Subj : Re: multiply 2 vectors or arrays of integers
To   : comp.programming
From : johncarp-news
Date : Fri Sep 16 2005 06:38 pm

dave wrote:
> I'm trying to multiply 2 vectors, cause i'm using c++, and I'm not sure what
> the fastest
> algorithm is, use recursion to do it?, or use nested loops and multiply each
> element by the other element while
> keeping an overload register or variable and add to next elements product.
> without using other libraries is the another faster or better way?
> 
> any tips would be greatly appreciated
> 
> thanks for any help
> dave
> 
> 

What do you mean? You can't just multiply two column or row vectors. 
Maybe yo want to do a cross or dot product?

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