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Questions related from R. Mark Bradley
Can anyone tell me the correct expression for the divergence of a vector field J on a two-dimensional surface embedded in R^3? The vector field is everywhere tangent to the surface. I need an...
25 July 2019 1,192 17 View
Consider the boundary value problem \sqrt(y)(1 + cy'') = x(x^2-1) with boundary conditions y(1) = y(-1) = 0. Here y = y(x), the primes denote derivatives with respect to x, and c is a positive...
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