order-embedding A function f : D -> C is order-embedding iff for all x, y in D, f(x) <= f(y) <=> x <= y. I.e. arguments and results compare similarly. A function which is order-embedding is {monotonic} and one-to-one and an {injection}. ("<=" is written in {LaTeX} as {\sqsubseteq}). (1995-02-03)