The Last Theory

The causal graph is objective reality

Aug 8, 2025
Explore the mind-bending concept of multiway graphs illustrating every possible evolution of the universe. Discover how causal graphs uniquely consolidate these possibilities into a single objective reality. Dive into the dynamic interplay between hypergraphs and causal relationships, revealing how different observers can perceive the same underlying truth. This illuminating journey will leave you questioning the very nature of reality!
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INSIGHT

Three Layers Of Description

  • Mark Jeffery introduces three ever more abstract graphs in Wolfram physics.
  • The hypergraph is space, the multi-way graph shows all evolutions, and the causal graph shows causal connections.
INSIGHT

Causal Graph As Objective Reality

  • Mark Jeffery shows the causal graph is the same across all possible universes.
  • The causal graph thus collapses many possible realities into a single objective reality.
ANECDOTE

Reducing To One Evolution Example

  • Mark Jeffery walks through choosing a single path through the multi-way graph as an example.
  • He shows focusing on events that actually happened yields a much simpler causal graph.
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