In a magic cube, a broken space diagonal is better known as a broken triagonal. In Mathematics, a magic cube is the 3-dimensional equivalent of a Magic square, that is a number of Integers arranged in a n x In a rectangular box or a Magic cube, the four space diagonals are the lines that go from a corner of the box or cube through the center of the box or cube to the In a magic square the equivalent would be referred to as a broken diagonal.