ODE No. 202

\[ f(x) y'(x)+g(x) \text {tg}(y(x))+h(x)=0 \] Mathematica : cpu = 20.2726 (sec), leaf count = 0

DSolve[h[x] + g[x]*tg[y[x]] + f[x]*Derivative[1][y][x] == 0,y[x],x]
 

, could not solve

DSolve[h[x] + g[x]*tg[y[x]] + f[x]*Derivative[1][y][x] == 0, y[x], x]

Maple : cpu = 0. (sec), leaf count = 0

dsolve(f(x)*diff(y(x),x)+g(x)*tg(y(x))+h(x) = 0,y(x))
 

, could not solve

dsolve(f(x)*diff(y(x),x)+g(x)*tg(y(x))+h(x) = 0,y(x))