161

Answers
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40
sum of squares in ring of integers
9
Origins of names of algebraic structures
5
D K Faddeev’s construction of quaternionic fields
14
Is the smallest primitive root modulo p a primitive root modulo p^2?
19
Are there results in “Digit Theory”?
3
ramified quaternion algebras
4
Examples where it’s useful to know that a mathematical object belongs to some family of objects
7
Shortest/Most elegant proof for $L(1,\chi)\neq 0$
7
Why is the Leibniz rule a definition for derivations?
7
Using Quotient of Prime Numbers to Approximation Reals
107
Consequences of the Riemann hypothesis
8
When does Pontryagin duality generalize?
10
Applications of the Chinese remainder theorem
9
Are the field norm and trace the unique “nice” maps between fields?
33
In “splendid isolation”
5
On the determination of a quadratic form from its isotropy group
8
A problem on Algebraic Number Theory, Norm of Ideals
3
What is a complex inner product space “really”?
7
Stable Conjugacy for Integer Matrices
50
Where is number theory used in the rest of mathematics?
5
Quick computation of the Pontryagin dual group of torus
7
Are there any “related rates” calculus problems that don’t feel contrived?
18
nth-order generalizations of the arithmetic-geometric mean
38
Elementary results with p-adic numbers
13
Strong induction without a base case
2
Reference needed for Lucas' Theorem for multinomial coefficients modulo a prime
14
When are roots of power series algebraic?
14
Class number of non-maximal order in imaginary quadratic function field?
18
What motivates modern algebraic geometry for a combinatorial/constructive algebraist?
2
Exponential sums for beginner.
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