computation physics complexity
Definition
Computronium
Computronium is a theoretical arrangement of matter that performs computation at the limits allowed by physical laws. In the context of life, it can be viewed as a phase of matter into which “Turing gas” (random code) condenses when functional, self-modifying replicators emerge.
Characteristics
- Computational Density: It maximises computational efficiency by reorganising matter into an optimised substrate constrained by thermodynamics and information theory.
- Phase Transition: The emergence of computronium often resembles a phase transition, where random, non-functional interactions suddenly give way to structured, computing-intensive replication.
- Dynamic Stability: Life is defined by Blaise Agüera y Arcas as “self-modifying computronium arising from selection for dynamic stability”.
Obs
While often discussed in speculative technological contexts (e.g., engineering a planet into a computer), computronium also describes the state of biological matter when it is actively executing genetic and metabolic “programs”.