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

:geometrie, geometrie analytique, geometrie algebrique
implicite, parametree, courbe implicite, courbe parametree, courbe d'espace
courbe d'espace implicite, courbe d'espace parametree, courbe, equation, 
equation implicite, equation parametree, espace

:precision, 12
operation, courbe parametree implicite 3d,geom/cart/impli3dc
size, 600x360

:, Trouver l'équation implicite

:
 $submit1
 de la courbe d'espace paramétrée
 <br />
 x = f(t) = <input type="text" size="15" name="formula" value="$var_1" />
 <br />
 y = g(t) = <input type="text" size="10" name="formula" value="$var_2" />
 <br />
 z = h(t) = <input type="text" size="10" name="formula" value="$var_3" />

:t^3-2t+1, t^3-1, t^3+t
t^2+t, t^2-2t, t^3-t, t^3+t^2
t^2+1, t^2-1, t^2+t+1, t+1, t-1
