pq-System

Axiom definition: xp-qx- is an axiom, whenever x is composed of hyphens only. Rule: if xpyqz is known to be a theorem, (where x, y, and z are strings containing only hyphens) then xpy-qz- is a theorem. (from the book "Gödel, Escher, Bach: An Eternal Golden Braid" by Douglas Hofstadter)

 

myh9090

 
Materialtyp
Aktivität
Tags
douglas  formal  geb  hofstadter  systems 
Zielgruppe (Alter)
15 – 18
Sprache
English (United States)
 
 
GeoGebra Version
4.2
Ansichten
2288
Kontaktiere Autor des Materials
 
 
© 2026 International GeoGebra Institute