Equation Icon  [ˆout ] [ˆin ] ∘ -------- [ ˆ ] e1ou(tΩ ) = (1 − πœ–)𝕄real ⋅ e1in (Ω ) + πœ–(1 − πœ–)𝕄real ⋅ n1(Ω ) ˆe2 (Ω ) [ˆe2 (Ω )] [ ] ˆn2(Ω ) ˆein(Ω ) √ - ˆn ′(Ω) ≃ (1 − πœ–)𝕄real ⋅ ˆe1in(Ω ) + πœ– ˆn 1′(Ω) . 2 2