NOVOSIBIRSK. The monument is a stainless steel tube frame construction with stone paving and stairs leading to the red glazed "n" space. The paving and walls are engraved with quotes. A generalization of the cube to dimensions greater than three is called a "hypercube, "n-cube" or "measure polytope". The tesseract is the four-dimensional hypercube, or 4-cube.The tesseract is to the cube as the cube is to the square.