Embedding
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An "
Embedding
" is a 1-1
function
that takes the
domain
into the destination space, preserving any appropriate structure. In a sense it is a copy of the "source" in the "destination."
The
integer
s can be embedded into the
rational number
s in an obvious way,
the
rational number
s can be embedded into the
algebraic number
s,
the
algebraic number
can be embedded into the
real number
s, and
the
real number
s can be embedded into the
complex number
s.
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