GF(p^m)

E643835

GF(p^m) is a finite field with p^m elements, where p is a prime and m is a positive integer, widely used in algebra, coding theory, and cryptography.

All labels observed (5)

Label Occurrences
GF(2^8) 1
GF(p^m) canonical 1
GF(q) 1

How this entity was disambiguated

Statements (48)

Predicate Object
instanceOf Galois field ⓘ
finite field ⓘ
additiveGroupIs elementary abelian p-group ⓘ
additiveGroupOrder p^m ⓘ
automorphismGroupIs generated by Frobenius automorphism ⓘ
basisType dual basis ⓘ
normal basis ⓘ
basisType polynomial basis ⓘ
characteristic p ⓘ
constructedAs GF(p)[x]/(f(x)) ⓘ
constructionCondition f(x) irreducible of degree m over GF(p) ⓘ
definedOver prime p ⓘ
everyElementSatisfies x^(p^m) = x ⓘ
existsIf p is prime and m is positive integer ⓘ
extensionDegree m ⓘ
FrobeniusAutomorphism x -> x^p ⓘ
hasAdditiveIdentity true ⓘ
hasCardinality p^m ⓘ
hasMultiplicativeIdentity true ⓘ
hasSubfield GF(p^d) for each d dividing m ⓘ
isAlgebraicOver GF(p) ⓘ
isCommutative true ⓘ
isExtensionOf GF(p) ⓘ
isFinite true ⓘ
isIntegralDomain true ⓘ
isPerfectField true ⓘ
isSimpleExtension GF(p)(α) where α is root of irreducible polynomial ⓘ
isUniqueUpTo field isomorphism ⓘ
isVectorSpaceOver GF(p) ⓘ
multiplicativeGroupIs cyclic group ⓘ
multiplicativeGroupOrder p^m - 1 ⓘ
normMapTo GF(p) ⓘ
parameter positive integer m ⓘ
prime p ⓘ
polynomialRepresentation polynomials of degree < m over GF(p) ⓘ
subfieldsCorrespondTo divisors of m ⓘ
traceMapTo GF(p) ⓘ
usedIn BCH codes ⓘ
Reed–Solomon codes ⓘ
algebra ⓘ
block ciphers ⓘ
coding theory ⓘ
cryptography ⓘ
elliptic curve cryptography ⓘ
error-correcting codes ⓘ
stream ciphers ⓘ
vectorSpaceDimension m ⓘ
zeroDivisors none ⓘ

How these facts were elicited

Referenced by (5)

Full triples — surface form annotated when it differs from this entity's canonical label.

Rijndael → usesFiniteField → GF(2^8) ⓘ
linked to: GF(p^m)
Reed–Solomon codes → definedOverField → GF(q) ⓘ
linked to: GF(p^m)
Forney algorithm → domain → Galois field GF(q) ⓘ
linked to: GF(p^m)
Forney algorithm → domain → Galois field GF(2^m) ⓘ
linked to: GF(p^m)