Input:
dsolve(ds(y,x,2)=asin(y)-sin(x)-x)
Write:
`dsolve(ds(y,x,2)=asin(y)-sin(x)-x)`
Output:
$$dsolve(\frac{d^{{2}}y}{dx^{{2}}}=asin(y) - sin(x) - x)== sin(x)$$
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