[shutupneff]

Is the halfcourt line one or two-dimensional? By that I mean, is it an inch wide strip of court that is in the backcourt for both teams? If A1 has control of the ball and frontcourt status and barely steps onto the halfcourt line, obviously in front of an imaginary one-dimensional line running down the middle of the painted line, is it a violation? I can't imagine it's one-dimensional, unless maybe on one of those tiny courts with multiple halfcourt lines, but maybe...