Each concept here is mapped to its prerequisites — the ideas you'd need first to understand it — all the way down to four foundations: Space, Time, Energy, Pattern. Click any prerequisite to drill down, or scroll for the chain graph.
Containing nothing is a state that arises from the intersection of a defined quantity of nothingness in a specific space, allowing for the recognition of patterns within that space.
External reference — all senses of the word “empty” on Wiktionary. This atlas concept maps to only the slice of meaning relevant to the prerequisite graph.