triple_r wrote:
> Orchid XP v8 <voi### [at] devnull> wrote:
>> I still can't figure out what a "tensor" is. :-P
> 
> scalar = tensor of rank 0
> vector = tensor of rank 1

So... a rank-0 tensor is just a number, a rank-1 tensor is a 1D grid of 
numbers, a rank-2 tensor is a 2D grid of numbers, and a rank-3 tensor 
is... what? A 3D grid of numbers?

I guess that's simple enough. How how do you do arithmetic with them? ;-)

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