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A star is an image of divine idea and will; due to them, our Light and Universe were created and...
This polyhedron model is the intersection of three parallelepipeds.It is based on the intersection...
One can specify the following mathematical characteristics in each of the five Platonic solids: 1....
This group of five geometric solids was given the name of the ancient Greek scientist Plato....
The invention of the calendar is a remarkable event for humanity. The fact that a year consists of...