learngraphtheory.org

Interactive Graph Theory Learning

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Algorithm Selection

This algorithm requires a directed graph. Check Settings tab to configure.

PERT (Program Evaluation and Review Technique)

Handles uncertainty in task durations by using three time estimates: Optimistic (O), Most Likely (M), and Pessimistic (P).

Time: O(V + E)
Space: O(V)
Use Case: Estimating project completion time when individual task durations are uncertain.

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

100%
Nodes: 4
Edges: 4