From uncertainty to nonlinearity: Solving virtual private network via single-sink buy-at-bulk

Mathematics

• Nonlinearities 100%
• Upper Bound 50%
• Matrix 50%
• Objective Function 50%
• Open Problem 50%
• Linear Function 50%
• Constant Factor 50%
• Balanced Case 50%

Computer Science

• Virtual Private Networks 100%
• Approximation (Algorithm) 18%
• Approximation Algorithms 9%
• Approximation Ratio 9%
• Traffic Matrix 9%
• approximation factor 9%
• Linear Function 9%
• Objective Function 9%
• Constant Factor 9%