>According to the scientific picture of the world, absences do not seem to be fundamental building blocks of either the concrete (physical) world or of the abst

>According to the scientific picture of the world, absences do not seem to be fundamental building blocks of either the concrete (physical) world or of the abstract (mathematical) realm. Not only is this assertion vague and devoid of actual meaning beyond a flimsy analogy, but it's also wrong. In a lattice an absence of an electron (literally, a hole) is a physical quasiparticle object which obeys the same rules as a particle.