Order of Differential Equation/Examples/Fourth Order

Examples of Orders of Differential Equations

The following ordinary differential equation is of the $4$th order:

$x y^{\paren 4} + 2 y + \paren {x y'}^5 = x^3$

Sources

• 1963: Morris Tenenbaum and Harry Pollard: Ordinary Differential Equations ... (previous) ... (next): Chapter $1$: Basic Concepts: Lesson $3$: The Differential Equation