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Everything about Reachability

Whether one vertex can be reached from another in a graph

In graph theory, reachability refers to the ability to get from one vertex to another within a graph. A vertex can reach a vertex if there exists a sequence of adjacent vertices which starts with and ends with. Wikipedia →

🧭 Start here: a 6-step reading path

  1. Read the overview: ReachabilityA 5-minute orientation
  2. Skim a recent paper: Data-Driven Safety Filters: Hamilton-Jacobi Reachability, Control Barrier Functions, and Predictive Methods for Uncertain SystemsInfluential work since 2022
  3. Pick up a classic book: Reachability ProblemsThe most-reprinted book on the subject
  4. Read the landmark paper: Controllers for reachability specifications for hybrid systemsCited 463 times
  5. Go sideways: Planar separator theoremA closely related topic
  6. Go sideways: Karger's algorithmA closely related topic

📖 Definitions

Noun The condition of being reachable

Noun The extent to which a node in a graph is reachable from others

🗂️ The subject at a glance

  1. Definition
  2. Algorithms
  3. Related problems

🏆 Landmark papers (most cited)

🆕 Influential since 2022

📚 Books worth reading

Ranked by number of editions on Open Library, a rough measure of how lasting a book is.

🔗 Related topics