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Strong Subadditivity Inequality


\begin{displaymath}
\phi(A)+\phi(B)-\phi(A\cup B)\geq \phi(A\cap B).
\end{displaymath}


References

Doob, J. L. ``The Development of Rigor in Mathematical Probability (1900-1950).'' Amer. Math. Monthly 103, 586-595, 1996.




© 1996-9 Eric W. Weisstein
1999-05-26