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. 2014 Oct 28;9(10):e110261. doi: 10.1371/journal.pone.0110261

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© 2014 Meshkat et al

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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None of the k_ij >0 are SI, but volume V ₁ and the five combos k ₁₁, k ₂₂, k ₃₃, k ₁₂ k ₂₁, k ₁₃ k ₃₁ are uniquely SI. If , all 5 remaining k_ij become SI, but not uniquely – each has two feasible solutions.

Inline graphic — None of the k_ij >0 are SI, but volume V ₁ and the five combos k ₁₁, k ₂₂, k ₃₃, k ₁₂ k ₂₁, k ₁₃ k ₃₁ are uniquely SI. If , all 5 remaining k_ij become SI, but not uniquely – each has two feasible solutions.