Expression 2: negative 0.5 less than or equal to 1 half left parenthesis, "x" minus "y" minus StartRoot, 2 , EndRoot "k" , right parenthesis less than or equal to 0.5 left brace, negative 0.5 less than or equal to 1 quarter left parenthesis, left parenthesis, 2 plus StartRoot, 2 , EndRoot , right parenthesis "x" minus left parenthesis, StartRoot, 2 , EndRoot minus 2 , right parenthesis "y" plus 2 "k" , right parenthesis less than or equal to 0.5 , right brace left brace, negative 0.5 less than or equal to 1 quarter left parenthesis, negative left parenthesis, left parenthesis, StartRoot, 2 , EndRoot minus 2 , right parenthesis "x" , right parenthesis plus left parenthesis, 2 plus StartRoot, 2 , EndRoot , right parenthesis "y" plus negative 2 "k" , right parenthesis less than or equal to 0.5 , right brace−0.5≤12x−y−2k≤0.5−0.5≤142+2x−2−2y+2k≤0.5−0.5≤14−2−2x+2+2y+−2k≤0.5
Extend to 3D
2
Expression 3: "k" equals 0k=0
negative 5−5
55
3
Turn off the cube (red button on the top right) to see the intersection with the plane (gray area on the xy plane). If you don't see any, make sure the gray button is enabled and the cube is touching the plane.