International Journal of Ecology

Research Article

Ecological Divergence and the Origins of Intrinsic Postmating Isolation with Gene Flow

Table 3

Fitnesses of the four haplotypes in the full model. For Case 1, 𝑡 1 = 𝑡 2 = 0 .
Population 1Population 2
𝐴 𝑎 𝐴 𝑎
B1 1 − 𝑠 1 ( 1 − 𝑠 2 ) ( 1 − 𝑡 2 ) 1 − 𝑡 2
b ( 1 − 𝑡 1 ) ( 1 − 𝜀 𝐴 ) ( 1 − 𝑡 1 ) ( 1 − 𝑠 1 ) ( 1 + 𝜀 𝑎 ) ( 1 − 𝑠 2 ) ( 1 − 𝜀 𝐴 ) 1 + 𝜀 𝑎