Recent content by WelshCorgiDude
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Graduate Need help solving second-order nonlinear differential eq
Sorry, I evidently turned underline on when making that second equation. Here is is again. If u = z' and u'' = z'' (or u du/dz = z''), then u(du/dz) + a[ u ]^2 + b[ z ] = c- WelshCorgiDude
- Post #2
- Forum: Differential Equations
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Graduate Need help solving second-order nonlinear differential eq
Hello, I'm a doctoral student in civil engineering. In my research I came across a differential equation for the net force acting on an object as it impacts a granular medium at low velocities. z'' + a[ z' ]^2 + b[ z ] = c Where a, b, and c are all constants I believe that this equation will...- WelshCorgiDude
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- Differential Nonlinear Nonlinear differential
- Replies: 3
- Forum: Differential Equations