Mathematics
Profile Activity
Meta user
Network profile
203
reputation
1
5

OMGsh

Apparently, this user prefers to keep an air of mystery about them.

1
answer
8
questions
~617
people reached
  • Member for 2 years, 11 months
  • 22 profile views
  • Last seen Sep 3 '20 at 15:05

Communities (24)

Top network posts

Top tags (13)

Score 0
Posts 3
Posts % 33
Score 0
Posts 1
Score 0
Posts 1
Score 0
Posts 1
Score 0
Posts 1
Score 0
Posts 1
View all tags →

Top posts (9)

All Questions Answers
Votes Newest
3 Looking for a combinatorial proof of $\sum_{k=0}^n \binom{n}{k} *2^k=\frac{3^n+(-1)^n}{2}$ where the sum over even numbers May 1 '18
3 How can I simplify $\sum_{i=1}^{n} \sin(x - y_i)$ to the form $Asin(x-y_0)$? Aug 5 '19
1 What attempts have been done to prove the continuum hypothesis? Aug 9 '18
0 Is this proof Ok? ( about computing languages with no loops) Jan 13 '19
0 Why is the representation in the ring of formal power series unique? May 24 '18
0 If $A=B\cup C$ and A is infinite so is B or C. Is there a better proof then this? Apr 28 '20
0 How do I find the probability of occurrence of 2 events in this question? Aug 13 '18
-1 In which weak set theory model which has infinte cardinals $\aleph_0$ is not the minimal one? Dec 24 '19
-2 The multiplication is not definable in $\langle\mathbb{N}, +\rangle$ - is this proof valid? [closed] Jan 4 '20

Badges (6)

Gold

—

Silver

1

Rarest

Bronze

5

Rarest