Input:
ds(y,x,2)- ds(y)*y-2x
Write:
` ds(y,x,2)- ds(y)*y-2x`
Compute:
$$dsolve(\frac{d^{{2}}y}{dx^{{2}}}-2\ x-\frac{dy}{dx} \ y)$$
Output:
$$dsolve(\frac{d^{{2}}y}{dx^{{2}}}-2\ x-\frac{dy}{dx} \ y)== (\sqrt {-2})\ x\ and\ (\sqrt {-2})\ x-\frac {2}{x}$$
Result: $$(\sqrt {-2})\ x\ and\ (\sqrt {-2})\ x-\frac {2}{x}$$
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