# record 1: header: parent, keywords
# record 2: calling parameters
# record 3: submit buttons
# record 4: html form content

:geometry, analytic geometry, algebraic geometry
implicit, parametric, implicit curve, parametric curve, plane curve,
implicit plane curve, parametric plane curve, curve, equation,
implicit equation, parametric equation

:precision, 12
operation, parametric to implicit curve 2D
size, 600x360

:, Find the implicit equation

:
 $submit1
 of a parametric curve:
 <br>
 x = f(t) = <input type="text" size="15" name="formula" value="t^3-2t+1">
 <br>y = g(t) =
 <input type="text" size="10" name="formula" value="t^2+t">
