?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=JohnnyVon%3A+Self-Replicating+Automata+in+Continuous+Two-Dimensional+Space&rft.creator=Smith%2C+Arnold&rft.creator=Turney%2C+Peter&rft.creator=Ewaschuk%2C+Robert&rft.subject=Dynamical+Systems&rft.subject=Evolution&rft.subject=Theoretical+Biology&rft.description=JohnnyVon+is+an+implementation+of+self-replicating+automata+in+continuous+two-dimensional+space.+Two+types+of+particles+drift+about+in+a+virtual+liquid.+The+particles+are+automata+with+discrete+internal+states+but+continuous+external+relationships.+Their+internal+states+are+governed+by+finite+state+machines+but+their+external+relationships+are+governed+by+a+simulated+physics+that+includes+brownian+motion%2C+viscosity%2C+and+spring-like+attractive+and+repulsive+forces.+The+particles+can+be+assembled+into+patterns+that+can+encode+arbitrary+strings+of+bits.+We+demonstrate+that%2C+if+an+arbitrary+%E2%80%9Cseed%E2%80%9D+pattern+is+put+in+a+%E2%80%9Csoup%E2%80%9D+of+separate+individual+particles%2C+the+pattern+will+replicate+by+assembling+the+individual+particles+into+copies+of+itself.+We+also+show+that%2C+given+sufficient+time%2C+a+soup+of+separate+individual+particles+will+eventually+spontaneously+form+self-replicating+patterns.+We+discuss+the+implications+of+JohnnyVon+for+research+in+nanotechnology%2C+theoretical+biology%2C+and+artificial+life.&rft.date=2002-08&rft.type=Departmental+Technical+Report&rft.type=NonPeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Fcogprints.org%2F2440%2F1%2FERB-JohnnyVon.pdf&rft.identifier=++Smith%2C+Arnold+and+Turney%2C+Peter+and+Ewaschuk%2C+Robert++(2002)+JohnnyVon%3A+Self-Replicating+Automata+in+Continuous+Two-Dimensional+Space.++%5BDepartmental+Technical+Report%5D++++(Unpublished)++&rft.relation=http%3A%2F%2Fcogprints.org%2F2440%2F