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d2dx2y(x)=(ddxϕ(x))ddxy(x)ϕ(x)−ϕ(a)−(−n(n+1)(ϕ(x)−ϕ(a))2+(D(2))(ϕ)(a))y(x)ϕ(x)−ϕ(a)=0
Mathematica: cpu = 0.765097 (sec), leaf count = 61 DSolve[y″(x)=ϕ′(x)y′(x)ϕ(x)−ϕ(a)−y(x)(ϕ″(a)−n(n+1)(ϕ(x)−ϕ(a))2)ϕ(x)−ϕ(a),y(x),x]
Maple: cpu = 0.671 (sec), leaf count = 69 {y(x)=DESol({d2dx2_Y(x)−(ddxϕ(x))ddx_Y(x)ϕ(x)−ϕ(a)+(−n(n+1)(ϕ(x)−ϕ(a))2+d2da2ϕ(a))_Y(x)ϕ(x)−ϕ(a)},{_Y(x)})}
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