# surface -- the surface key of a Divisor or a Curve

## Description

Returns the key Surface of a Divisor.
 i1 : C = curve(5,2); i2 : D = divisor C o2 = {2, 3} o2 : Divisor i3 : Q = surface D o3 = ideal(- x x + x x ) 1 2 0 3 o3 : QuadricSurface

## Ways to use surface :

• "surface(Curve)"
• "surface(Divisor)"

## For the programmer

The object surface is .