Reputation
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95/100 score
43/20 answers
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3 42 97
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~334k people reached

Aug
13
reviewed Leave Open Natural Number Decomposition
Aug
13
reviewed Close How can I find The Multiplicative Inverse of $1+\sqrt{2}$?
Aug
11
reviewed Approve What could be the range of values of $a$, in which the equation $5a + 23b = 58$ has a unique solution?
Jul
19
reviewed Approve Find all the answers to this equation
Jul
15
reviewed Approve What is the intuition behind generating functions? What makes them valuable?
Jul
10
reviewed Edit Show that if n+1 integers are choosen from set $\{1,2,3,…,2n\}$ ,then there are always two which differ by 1
May
25
reviewed Approve Product of two integers of the form $x^2+my^2$ is of the same form.
May
2
reviewed Approve How many bridge hands have a 5-card suit that must contain the ace of that suit, a 4-card suit, and a void (no cards of a suit)
May
2
reviewed Approve Is the disjoint union of 2 copies of the complete bipartite graphs vertex transitive?
May
2
reviewed Approve Is the disjoint union of 2 copies of the complete bipartite graphs vertex transitive?
Mar
29
reviewed Close Logical equivalence please help
Mar
24
reviewed Approve Chinese Remainder Theorem for $x\equiv 0 \pmod{y}$
Mar
16
reviewed Approve Book recommendation to prepare for geometry in the International Mathematical Olympiad
Mar
6
reviewed Approve Having trouble understanding why $\sum_{i=1}^ni^2= \frac{n(n+1)(2n+1)}{6}$
Mar
1
reviewed Approve Number Theory Problem
Feb
12
reviewed Approve Basic property of a tensor product
Jan
24
reviewed Approve $A\subseteq \{1,2,3, \ldots 2000\}, $ and for any $a,b\in A,\; |a-b|$ is not equal to 4 or 7,
Jan
7
reviewed Approve Number of squares in $(\mathbb{Z}/p\mathbb{Z})^\times$
Jan
7
reviewed Edit Number of squares in $(\mathbb{Z}/p\mathbb{Z})^\times$
Jan
1
reviewed Leave Open Prove: for all $n$ there's a $m$ such that the sum of digits in $mn$ is equal to $n$.