This is an equation.
\[V = \sum\limits_{i = 1}^{N - 1} {\sum\limits_{j = i + 1}^N {{a_{ij}}\ln ({p_{ij}}) + } } \left( {K - {a_{ij}}} \right)\ln \left( {1 - {p_{ij}}} \right)\]
It does not show as such on the preview.
\[V = \sum\limits_{i = 1}^{N - 1} {\sum\limits_{j = i + 1}^N {{a_{ij}}\ln ({p_{ij}}) + } } \left( {K - {a_{ij}}} \right)\ln \left( {1 - {p_{ij}}} \right)\]
It does not show as such on the preview.