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1d
answered Fermats little theorem for p-adic integers
1d
answered Decomposing the ring of integers of a number field as a sum of prime plus field fixed by ramification group
May
23
answered Is the degree of an infinite algebraic extensions always countable?
May
23
answered Hensel's lemma & $p$-adic polynomial roots
May
20
answered Showing polynomial is irreducible over field containing roots of unity.
May
20
answered Constructing a Fractional Linear Map
May
16
answered Solution of $8x^2+x+1=0\in \mathbb{Q}_2$.
May
15
answered A extending the p-adic valuation to a quadratic extension of $\mathbb{Q}_p$
May
15
answered Ramification in $\mathbb Q(\zeta_5, \sqrt[5]2)/\mathbb Q(\zeta_5)$
May
13
answered Question in Algebraic closed field
May
10
answered Is the intersection of finite index subfields finite?
May
8
answered Image of the upper half complex plane, under the function $g(z) = e^{2\pi i z}$
May
5
answered Solving $x^x \equiv x \pmod{17}$.
Apr
30
answered Is $3$ a prime element of $\mathbb{Z[\eta]}$?
Apr
28
answered Finding roots in finite fields.
Apr
25
answered Techniques to prove that two field extensions are distinct
Apr
23
answered Extension of Completions of Number Fields
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.