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Petri Net · Petri

The classic Petri net — concurrency with feedback — Petri Net

Murata's canonical place/transition net — one transition forks a token into two concurrent branches that a second transition joins, with a feedback place closing the loop. The engine marks which transitions are enabled in the current marking.

Type Petri netStandard Murata 1989 + ISO/IEC 15909-1Engine schematex-petriUpdated 5/26/2026
Concurrent Systems
The classic Petri net — concurrency with feedback
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The request

“Create a Petri net with two transitions, initial tokens in three places, a split into two paths, and a feedback loop from the final place.”

Then tryAdd a token to the second place.Rename the transitions to Start and Complete.
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