The math of gravity requires that we assume gravity is concentrated in the center of the Earth. By a totally staggering coincidence, in Matty's Paradigm gravity is a field emitted from a singularity at the center of the Earth.
The Math of Gravity
March 14th
It's March 14 which could be written as 3.14, which is Π. Despite the atheist propaganda that you may have seen, the Bible gets the value of Π correct.