struct inheritance need?

[Weed]

Kagamin пишет:
> Weed Wrote:
> 
>>> Sure he wants. From my point of view, this technique is supposed to be a means to solve some problem rather than problem itself. But this problem was not put.
>> please read it thread:
>> http://www.digitalmars.com/webnews/newsgroups.php?art_group=digitalmars.D&article_id=80945
> 
> The problem of matrix of arbitrary size is solved by size-agnostic base class whose interface is very similar to that of dynamic matrix.

If 2 predetermined matrix certain size multiplied, the produced matrix 
must be a certain size rather than dynamic.