"plane"@en-us . . . . "13861050-n"^^ . . . . . "plane"^^ . . . . "113861050"^^ . . . . . . . . . "sheet"@en-us . . "0"^^ . "(mathematics) an unbounded two-dimensional shape; \"we will refer to the plane of the graph as the X-Y plane\"; \"any line joining two points on a plane lies wholly on that plane\""@en-us . . . . "113075583"@en-us . . "(mathematics) an unbounded two-dimensional shape; \"we will refer to the plane of the graph as the X-Y plane\"; \"any line joining two points on a plane lies wholly on that plane\""@en-us . . . . . . . . . . . . "0"^^ .