base_ring, [n=x], [var=1]) |
base_ring,
characteristic,
gen,
ngens,
variable,
variable_names
Further documentation:
) |
Return the characteristic of this polynomial ring.
sage: R = PolynomialRing(RationalField(),3) sage: R.characteristic() 0 sage: R = PolynomialRing(GF(7),20) sage: R.characteristic() 7
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