learngraphtheory.org

Interactive Graph Theory Learning

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Algorithm Selection

Active
Algorithm is currently active

Chordality Check

Determines if graph is chordal (every cycle ≥4 has chord)

Time: O(V + E)
Space: O(V)
Use Case: Perfect graph recognition, optimization problems

Algorithm Execution

Select an algorithm and generate steps to begin visualization

Interactive Controls
Basic Actions
• Double Click → Add Node
• Drag → Move Nodes
• Shift + Click → Connect Nodes
• Right Click → Context Menu
Advanced
• Ctrl + Click → Multi-Select
• Delete Key → Remove Selected
• Double Click Edge → Edit Weight
• Ctrl + Drag → Pan View

Zoom Controls

Ctrl + / -
100%
Zoom:Ctrl + / -
Reset:Ctrl + 0
Toggle:Ctrl + Shift + Z
Nodes: 4
Edges: 4
Chordality Check