سعة القناة: الفرق بين النسختين

</math>

 

 

<math>H(Y_1,Y_2|X_1,X_2) = \sum_{(x_1, x_2) \in \mathcal{X}_1\times \mathcal{X}_2}\mathbb{P}(X_{1}, X_{2} = x_{1}, x_{2})H(Y_{1}, Y_{2} | X_{1}, X_{2} = x_{1}, x_{2})