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Apr
13
answered Is the algebraic closure of $\mathbb Q$ in the field $\mathbb Q_5$ a number field?
Apr
12
answered A doubt about real analysis concerning countable sets
Apr
12
answered Finite extnsion of local field.
Apr
10
answered Proving $f(x)=x^n-p$ is minimal of $\alpha=\sqrt[n]{p}$ over the field F (p is prime)
Apr
10
answered Can a Subset be considered an Element for Field Axioms
Apr
9
answered The elements in the composite field FK
Apr
8
answered proving that $\mathbb{Q}(\sqrt{5}, \sqrt{6}) = \mathbb{Q}(\sqrt{5}+ \sqrt{6}) $
Apr
8
answered Irreducibility in $k((t))[y]$
Apr
7
answered A question related to Galois theory
Apr
5
answered If field $K/F$ is generated by the $\alpha_1,…,\alpha_n$, then an $\sigma\in $ Aut$(K/F)$ of $K$ uniquely determined
Apr
5
answered Is there closed form solution for this infinite polynomial or high-order polymonial?
Apr
5
answered Checking a fundamental unit of a real quadratic field
Apr
4
answered Is there an easier way of finding a Taylor series than just straight computing the formula?
Apr
2
answered Determine with proof the no of monic irreducible polynomials of prime degree $p$ over $F$,
Mar
31
answered Factorization of polynomial in a complete field
Mar
31
answered Show that that the ring $\mathbb{Z}_n$ need not have the property $a^2 \equiv a$ implies $a \equiv 0 \pmod{n}$ or $a \equiv 1 \pmod{n}$
Mar
30
answered Galois group of $x^5-x+1$ over $\mathbb{F}_7$
Mar
30
answered Are there number systems or rings in which not every number is a product of primes?
Mar
28
answered Given two extensions of $\left| \cdot \right|_p$ to $\Bbb{C}$, do the subsets of elements of absolute value $1$ coincide?
Mar
28
answered Assistance with polynomial factorization