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Tracy Allen wrote: »
... could it be that this pond is a circular tray 3 meters in diameter with water uniformly 10cm deep and with controlled circulation and prefab hiding places? Okay, still a tough order to count them with "a sensor" who is not a human with eyes and hands!
erco wrote: »
Easy to ask. Hard to do in practice.
So much easier and tastier to count the number of prawns on my plate. N approaches zero as T increases.