Solving non-linear second order differential equation: radius of curvature $= k \theta$ ordinary-differential-equations differential-geometry polar-coordinates plane-curves nonlinear-system

Dec 21, 2025 · Proving uniqueness of solution of a differential equation Ask Question Asked 2 months ago Modified 2 months ago

Mar 6, 2026 · For questions about ordinary differential equations, which are differential equations involving ordinary derivatives of one or more dependent variables with respect to a single …

Jul 4, 2015 · A motorboat and its load weigh 2150N. Assuming the propeller force is constant and equal to 110 newtons and water resistance is equal numerically to 6.7V Newton where V is the velocity at …

Nov 15, 2011 · I am currently taking an Engineering course (differential equations), in which the concept of "Residue" has been introduced. Having missed part of the lecture, and reviewed both the class …

I'm trying to understand how the initial conditions evolve in a delay differential equation (DDE) and am stuck with the following example. Suppose we have $$\\dot x = ax(t)+bx(t-\\tau)$$ where const...

Jul 8, 2020 · Differential of Gauss map Ask Question Asked 5 years, 8 months ago Modified 5 years, 8 months ago

Differential geometry is the application of differential calculus in the setting of smooth manifolds (curves, surfaces and higher dimensional examples). Modern differential geometry focuses on "geometric …

Differential of normal distribution Ask Question Asked 12 years, 7 months ago Modified 7 years, 4 months ago

Differential in Lie groups Ask Question Asked 11 years, 5 months ago Modified 11 years, 5 months ago