Mathematics
Alexander Vigodner's user avatar
Alexander Vigodner's user avatar
Alexander Vigodner's user avatar
Alexander Vigodner
  • Member for 10 years, 3 months
  • Last seen more than a week ago
  • New York, United States
Profile Activity
Stats
2,189
reputation
132k
reached
118
answers
5
questions
Communities
View all
About

I am a mathematician with specialization in Control Theory, Optimization and Statistics. I am a quant.

Badges
View all badges
1
gold badge
12
silver badges
14
bronze badges
Top tags
View all tags
41
Score
26
Posts
21
Posts %
18
Score
12
Posts
10
Posts %
15
Score
21
Posts
17
Posts %
12
Score
13
Posts
11
Posts %
12
Score
10
Posts
8
Posts %
10
Score
13
Posts
11
Posts %
Top posts
View all questions and answers
All Questions Answers
Score Newest
answer
17
What does Determinant of Covariance Matrix give?
Aug 6, 2014
answer
12
Problem in the second-derivative symbol.
Oct 14, 2014
answer
4
Solving the system of differential equations
Mar 10, 2015
answer
4
Arithmetic Mean, Geometric Mean, Harmonic Mean and their relations
Aug 20, 2014
answer
3
Does an upper triangular matrix always have $\langle 1,0,0\rangle$ as one of its normalized eigenvectors?
Mar 19, 2015
answer
3
How to show this equals 1 without "calculations"
Sep 18, 2014
answer
3
In constrained optimization problems, when is 'naive' substitution possible?
Jun 16, 2014
question
2
Units of vaiance when variable is in %.
Aug 29, 2014
answer
2
Parallels in the planes: Differences between horizontal and vertical
Oct 7, 2014
answer
2
Condition for equality of two terms
Oct 3, 2014

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.