deletions | additions       diff --git a/Another_definition_of_I_X__.tex b/Another_definition_of_I_X__.tex  index 7a82588..ffff26a 100644  --- a/Another_definition_of_I_X__.tex  +++ b/Another_definition_of_I_X__.tex 
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Another However the previous  definition of $I(X,Y)$ is: are well nigh impossible to use in practice. Hopefully it can be proved that the Mutual Information between $X$ and $Y$ can be expressed as:  \[ I(X,Y) MI(X,Y)  = \sum_{(x,y) \in E_1\times E_2}P_{(X,Y)}(x,y)log\Bigg(\frac{P_{(X,Y)}(x,y)}{P_{X}(x)P_{Y}(y)}\Bigg) \]