Mir vs. Numpy: Reworked!

[Igor Shirkalin]

On Monday, 7 December 2020 at 13:54:26 UTC, Ola Fosheim Grostad 
wrote:
> On Monday, 7 December 2020 at 13:48:51 UTC, jmh530 wrote:
>> On Monday, 7 December 2020 at 13:41:17 UTC, Ola Fosheim 
>> Grostad wrote:
>>> On Monday, 7 December 2020 at 13:17:47 UTC, jmh530 wrote:
>>>> [snip]
>>>>
>>>> "no need to calculate inverse matrix" What? Since when?
>>>
>>> I dont know what he meant in this context, but a common 
>>> technique in computer graphics is to build the inverse as as 
>>> you apply computations.
>>
>> Ah, well if you have a small matrix, then it's not so hard to 
>> calculate the inverse anyway.
>
> It is an optimization, maybe also for accuracy, dunno.

Exactly. Optimization plus accuracy.