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Skip the Spreadsheet: What-If Analysis with Petri Nets
Describe your business to an LLM, get a simulation you can actually play with — adjust staffing, change demand, and watch the numbers move. Revised to say which vet-clinic results the tests actually check, and that the coffee shop runs out of milk, not cups.
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Coffee Shop Model
Resource modeling with Petri nets — the five-drink core of go-pflow's coffee shop, where arc weights are recipes, each ingredient carries a conservation law, and the rates say what runs out first (milk, not cups). Revised to link the code, restore mocha's syrup and label every minute figure as a linear estimate.