nonorder

  1. idontknow

    Non-order DE

    y^{(4)} -y+e^{-x} =0.
  2. idontknow

    Non-order DE

    Solve equation : y''=y+e^{2x} .
  3. idontknow

    Non-order equation

    y^{(1)} y^{(2)}\cdot .... \cdot y^{(n)} =e^{nx} \; \; , n\in \mathbb{N} . Another way to write it better : \prod_{i=1}^{n} \frac{d^i y}{dx^i } =e^{nx} .
  4. idontknow

    Non-order DE

    Y'' e^{Y''}=x