Mathematics
Lexie Walker's user avatar
Lexie Walker's user avatar
Lexie Walker's user avatar
Lexie Walker
  • Member for 7 years, 7 months
  • Last seen more than 3 years ago
Profile Activity
Stats
321
reputation
18k
reached
0
answers
44
questions
Communities
Badges
View all badges
This user doesn’t have any gold badges yet.
2
silver badges
12
bronze badges
Top tags
View all tags
0
Score
9
Posts
20
Posts %
0
Score
9
Posts
20
Posts %
0
Score
7
Posts
16
Posts %
0
Score
4
Posts
9
Posts %
0
Score
4
Posts
9
Posts %
0
Score
4
Posts
9
Posts %
Top posts
View all questions and answers
All Questions Answers
Score Newest
question
3
Combinatorics proof for Negative Binomial.
May 3, 2017
question
2
Evaluating $\int_{0}^{\infty} \int_{0}^{\infty} xe^{-(x^2+y^2)} dx dy$
Mar 22, 2017
question
2
Projection matrix and orthonormal.
Apr 4, 2017
question
2
If $R$ is not reflexive, then exist $R^*$ such that $R \subset R^*$ and $R^*$ is reflexive.
Apr 10, 2017
question
2
Prove that $\mathbb{Z}_n \to\mathbb{ Z}_m$ is an homomorphisms.
Aug 23, 2017
question
1
Margin of error and average for a sample.
Mar 13, 2019
question
1
Find the p value following the exponential distribution $\mu=3$
Mar 13, 2019
question
1
How to solve the matrix equation AX-XA=BX+XB+C
Mar 1, 2017
question
1
Partial differential equation/ wave equation
Mar 6, 2017
question
1
Expected value of a continuous random variable (understanding of the proof)
Mar 14, 2017

Your privacy

By clicking “Accept all cookies”, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy.