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Aug
28
comment How to prove $t^{23}+1$ irreducible in $F_p$?
Sincere thanks! I actually meant $t^2+1$. [question edited]
Aug
28
revised How to prove $t^{23}+1$ irreducible in $F_p$?
added 102 characters in body
Aug
28
asked How to prove $t^{23}+1$ irreducible in $F_p$?
Aug
27
accepted Elementary Number Theory $(a+b,\frac{a^p+b^p}{a+b})=1 \text{ or } p$
Aug
27
revised Elementary Number Theory $(a+b,\frac{a^p+b^p}{a+b})=1 \text{ or } p$
added 4 characters in body
Aug
26
revised Elementary Number Theory $(a+b,\frac{a^p+b^p}{a+b})=1 \text{ or } p$
edited title
Aug
26
asked Elementary Number Theory $(a+b,\frac{a^p+b^p}{a+b})=1 \text{ or } p$
Aug
26
accepted Math and mental fatigue
Aug
26
awarded  Nice Question
Aug
25
asked Math and mental fatigue
Aug
25
accepted Elementary Number Theory (GCD)
Aug
25
accepted Hopf algebra: Identity under convolution
Aug
24
answered Why are epsilon-delta proofs difficult?
Aug
24
asked Hopf algebra: Identity under convolution
Aug
20
asked Composition of two morphisms of algebras
Aug
15
asked Why is the Quasitriangular Hopf algebra called “Quasitriangular”?
Aug
4
comment Elementary Number Theory (GCD)
@Quixotic How about (6,2)=2 but (8,40)=8 ?
Aug
4
revised Elementary Number Theory (GCD)
added 78 characters in body
Aug
4
answered What is the difference between set membership symbol $\in$ and $R$?
Aug
4
asked Elementary Number Theory (GCD)