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.
A mathematical concept representing the absolute value of a quantity, its magnitude without regard to direction, as a measure of its distance from zero, which is a fundamental aspect of its definition.
External reference — all senses of the word “value abs” on Wiktionary. This atlas concept maps to only the slice of meaning relevant to the prerequisite graph.