Notes

Chapter 3: The World of Simple Programs


Section 10: Symbolic Systems

Implementation [of symbolic systems] Symbolic expressions Representations [for symbolic expressions] [Enumerating] possible expressions Properties [of example symbolic system] Other [symbolic systems] rules Long halting times [in symbolic systems] Trees [representation for symbolic systems] Order dependence [in symbolic systems] History [of symbolic systems] Operator systems Network analogs [of symbolic systems]

From Stephen Wolfram: A New Kind of Science [citation]