\[
\boxed{
 \left( 6\, \left( y \left( x \right)  \right) ^{2}-3\,{x}^{2}y \left( x \right) +1 \right) {\frac {\rm d}{{\rm d}x}}y \left( x \right) -3\,x \left( y \left( x \right)  \right) ^{2}+x=0}
\]