ODE
\[ f\left (\frac {\partial ^{n-2}y(x)}{\partial x^{n-2}},\frac {\partial ^{n-1}y(x)}{\partial x^{n-1}},y^{(n)}(x)\right )=0 \] ODE Classification
odeadvisor timed out
Book solution method
TO DO
Mathematica ✗
cpu = 0.173616 (sec), leaf count = 0 , could not solve
DSolve[f[D[y[x], {x, -2 + n}], D[y[x], {x, -1 + n}], Derivative[n][y][x]] == 0, y[x], x]
Maple ✗
cpu = 0. (sec), leaf count = 0 , exception
unable to handle ODEs of undefined differential order
Mathematica raw input
DSolve[f[D[y[x], {x, -2 + n}], D[y[x], {x, -1 + n}], Derivative[n][y][x]] == 0,y[x],x]
Mathematica raw output
DSolve[f[D[y[x], {x, -2 + n}], D[y[x], {x, -1 + n}], Derivative[n][y][x]] == 0, y[x], x]
Maple raw input
dsolve(f(diff(y(x),[x $ n-2]),diff(y(x),[x $ n-1]),diff(y(x),[x $ n])) = 0, y(x))
Maple raw output
\verbunable to handle ODEs of undefined differential order||