"little calculation" is a correct phrase and can be used in written English.
It is often used to refer to a small or simple mathematical equation or problem. For example, "After a little calculation, I realized that I had spent more money than I had originally thought."
Once you do this a few times, you actually have a 3D volume of high spatial resolution that has taken comparatively little calculation to produce, since it's only ever calculating parts it knows have meaningful information.
It needs little calculation and it iseasy to be realized in engineering.
Now the great historian of slavery, Yale professor emeritus David Brion Davis, has this little calculation associated with this issue.
"Some time ago, R. W. Mandl paid me a visit and asked me to publish the results of a little calculation, which I had made at his request," Einstein wrote.
Separating groundwater from other kinds of moisture affecting gravity requires a little calculation and the inclusion of information on precipitation and surface runoff obtained from surface studies or computer models.
Don't hold onto it, but maybe in the process of cooling it down, it's going to hang around for enough time that you can have a chance of grabbing onto it". And so [after] a little calculation I said, "Holy smokes.
Rather than all of these supermarkets actually lowering their prices and stopping ripping us all off, they're going to bore us into submission by inducing us to doing fiddly little calculations.
A processor has to track those pixels, perform the little calculations that describe the input, and so on.
Not only that, but the usual promises of ubiquitous computing also apply: this smart dust could be all over the place, doing little calculations, sensing conditions, connecting with other motes and the internet to allow… well, use your imagination.
What I really like and love in life is when I shut the door, turn off the internet and do my little calculations.
The people of Egypt have changed much more than the experts grasp in their cramped little calculations of power and containment can even imagine.
