VDict mobile



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
("#@=" is written in LaTeX as sqsubseteq).
(1995-02-03)