On Tue, 24 Aug 2010 21:21:53 +0200, andrel wrote:

> On 24-8-2010 18:11, Jim Henderson wrote:
>> On Tue, 24 Aug 2010 08:41:13 -0500, Mike Raiford wrote:
>> 
>>> On 8/23/2010 10:53 PM, Jim Henderson wrote:
>>>> "Shifting the decimal point" isn't a recognised mathematical
>>>> operation, well, it wasn't when I took maths.  Multiplication and
>>>> division are. Just because one takes a shortcut doesn't mean it's a
>>>> different operation.
>>> Shifts are perfectly legitimate mathematical operations. Many of the
>>> things computers do couldn't be done easily without a shift operation
>>> :P
>> 
>> Binary shifts are multiplication and division as well. :P
> 
> yes and no. Conceptually yes, in a hardware implementation on a chip no.
> That is why they are so much cheaper than real multiplicatons and
> division. The same goes for wetware. 

That still doesn't mean it isn't mathematically a multipilcation or 
division - the operation doesn't change just because you took a 
shortcut. ;-)

> But I appreciate your stubbornness.

I figured you - of all people - would. ;-)

Jim

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