Mathematics has a branch called topology that studies the properties of shapes and objects that remain unchanged even when ...

Abbott's Flatland: A Romance of Many Dimensions. This novel is a "first-person" account of a two-dimensional square who comes to appreciate a three-dimensional world. The square describes his ...

Three-dimensional objects and textiles in the collection relate to women in medicine and Woman’s Med, and to Hahnemann University and homeopathy. Three-dimensional object types include surgical and ...