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[2005-9-11]
iamet
发表在
∑〖数学〗
If
is an element of a
field
over the
prime field
, then the set of all
rational functions
of
with
coefficients
in
is a
field
derived from
by adjunction of
.
学好数理化，走遍天下都不怕！
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is an element of a field 
over the prime field 
, then the set of all rational functions of 
with coefficients in 
is a field derived from 
by adjunction of 
.