Question 913585
Replacing ORIGIN for ORTON allows this:  {{{y=a*x^2}}} unless you want the parabola to be oriented differently.


{{{a=y/x^2}}}
{{{a=6/3^2}}}
{{{a=6/(3*3)}}}
{{{a=(2*3)/(3*3)}}}
{{{a=2/3}}}


result:  {{{y=(2/3)x^2}}}