Conditional Connectivity Calculator

property-constrained cuts

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About Conditional Connectivity Calculator

A conditional connectivity calculator computing κ(G;P): minimum |S| such that G-S is disconnected and every component satisfies property P (e.g., min degree ≥ δ, no isolated vertices, etc.). Generalizes super-connectivity. Framework for higher-order connectivity. Client-side.

Conditional Connectivity Calculator Features

  • κ(G;P)
  • Property P
  • Generalized
  • Min-degree
  • Common graphs
Conditional connectivity κ(G;P): remove minimum vertices so G-S disconnects AND all surviving components satisfy property P. P = 'no isolates' gives super-connectivity. P = 'min degree ≥ k' gives k-extra connectivity. Unified framework.

How to Use

Select graph and P:

  • κ(G;P): Conn.
  • P: Property
  • vs κ: Compare

Common Properties

P₀: no property (standard κ). P₁: no isolated vertices (super κ). Pₖ: all components have min-degree ≥ k (extra connectivity). P_size: all components have ≥ k+1 vertices. Each gives stronger measure.

Hierarchy

κ(G;P₀) ≤ κ(G;P₁) ≤ κ(G;P₂) ≤ .... Stricter properties require more vertex removals. Each level gives finer network resilience information.

Step-by-Step Instructions

  1. 1Select graph.
  2. 2Choose property P.
  3. 3Compute κ(G;P).
  4. 4Compare hierarchy.
  5. 5Apply to design.

Conditional Connectivity Calculator — Frequently Asked Questions

Why conditional connectivity?+

Standard κ is too coarse for modern networks. Conditional connectivity captures realistic failure scenarios. Different properties model different network requirements (fault tolerance, minimum functionality, etc.).

How does the hierarchy work?+

Stricter property P → higher conditional connectivity. P₀ (no constraint) ≤ P₁ (no isolates) ≤ P₂ (min-degree 2) ≤ ... Each level tells you more about network resilience quality.

What are practical applications?+

P₁: communication networks (every surviving node can still communicate). P₂: distributed systems (every node has backup neighbors). P_size: clusters must survive above minimum viable size.

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