The concept of discrete space can be termed as “the external mathematical reality hypothesis”. The concept was already known among the ancient Greek philosophers (≈ 500 BC). Unfortunately the phenomenological point of view has dominated science during more than 2000 years and it is only recently that the concept of discrete space gets “tangible” attention again in philosophy and theoretical physics. Although the model describes the existence of the universal conservation laws, constants and principles in a convincing way, the relation between phenomenological reality and the geometrical description of discrete space is difficult to imagine for everyone who is only familiar with phenomenological reality. The purpose of this paper is to...