Hot answers tagged rashi
It's pure geometry. The simplest example of this in 3D is that the surface area of a hemisphere is double the surface area of a flat circle, so if you grow things on the surface you have double the area (wikipedia.org/wiki/Sphere). Area of circle = pi*r*r Area of curved part of hemisphere = 2*pi*r*r EDIT: Obviously, this is just a simple example to ...
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