Yes. Center the stamp at (0,0), (1,0), and (0,pi).
Suppose there is a point (x,y) which is not covered.
Subtract (2) from (1) and solve for x. Thus x is rational.
From equation (2), y is algebraic. But equation (3) implies
that y is transcendental, contradiction.
Owner: chris Last edited on June 28, 2005 11:38 pm by chris