If we treat a double slit experiment as a point-like source where distances from the slits are measured by r₁ and r2 respectively, a plane wave from each slit would Ae-i2 where ;=kr; -wt+do and 01-02- take the form 1 Ae-i1 and 2: = = k(r₁ r₂). 1. Solve for the probability density ₁+ 22 in terms of A, k, r₁ and r2. - =
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