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marlu

Cambridge, United Kingdom

Age: 22

I am a Part III student in Cambridge, focusing on Algebraic Number Theory.

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Top Questions
Top Answers
20
Is it possible to combine two integers in such a way that you can always take them apart later?
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20
An entire function is identically zero?
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18
Do we have always $f(A \cap B) = f(A) \cap f(B)$?
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18
Does $a!b!$ always divide $(a+b)!$
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16
Does commutativity imply Associativity?
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14
Evaluation of a product of sines
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14
Prove that every number ending in a $3$ has a multiple which consists only of ones.
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13
Why can't a polynomial fit infinitely many points of an exponential function?
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12
0 as the unique eigenvalue of a matrix
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12
To show $A\implies B$, is that sufficient to show for all $C$ s.t. $C\implies A$ then $C\implies B$
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12
Your favourite application of the Baire category theorem
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11
A problem on field extension
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9
Square roots of integers and cyclotomic Fields
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8
Reflection groups and symmetric group
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8
Is $f$ injective in $W$?
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8
How to prove $p$ divides $a^{p - 2} + a^{p - 3} b + a^{p - 4} b^2 + \cdots + b^{p - 2}$ when $p$ is prime, $a, b \in \mathbb{Z}$ and $a,b \lt p$?
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8
Residue of $\frac{\tan(z)}{z^3}$
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8
About finiteness of trees
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7
How many square numbers are there?
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7
Show $100+t$ is reducible in $\mathbb{Z}[[t]]$
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7
Context-free grammar for words of a CF grammar starting with a certain symbol
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7
let $f$ be any meromorphic function then $\operatorname{ord}_p(f)=0$
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7
Show that the set of all finite subsets of $\mathbb{N}$ is countable.
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6
Prove the equation without solving for X
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6
Identity, Bernoulli number
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6
Prove that every real vector space has infinitely many vectors
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6
Calculating Splitting Field Degree of Extension
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6
number of distinct prime Ideal of a ring
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5
Show $\mathbb{Z}[\sqrt{2}]$ is a PID
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5
How to compute a discriminant
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