| 1. The user manual |
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| 2. Draw the graph by clicking, dragging and entering weight |
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| 3. Gradually build up the U-set |
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| 4. Find out all connecting edges between the U-set and the V-set |
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| 5. Select a minimum edge and add its end node to the U-set |
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| 6. Go back one step |
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| 7. Keep expanding the U-set until all nodes are included |
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| 8. The final minimum spanning tree |
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| 9. About the software |
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