7,950 reputation
31247
bio website insee.fr/en
location Besançon, France
age 34
visits member for 2 years, 2 months
seen 2 hours ago

Statistician, also interested in numerical methods and combinatorics, and labour economics.

Regarding computer programming, I use mainly SAS and a combination of Excel, VBA and Fortran. For some tasks on text files I use also Python.

Contact: arbautjc@gmail.com


2h
reviewed Approve Injective function from rational numbers to rational numbers
2h
reviewed Reviewed Injective function from rational numbers to rational numbers
2h
reviewed Reviewed Stochastic Process random process
2h
reviewed Leave Open Mapping Circles by Möbius Transformation
21h
reviewed Leave Closed Eigenvalues of a nilpotent matrix can only be $0$
21h
reviewed Close Which of these arguments is wrong?
21h
reviewed Leave Open $3$ dimensional light up cube ornament, # of rows/cols/diags in/on a cube
21h
reviewed Close Limit definition applications
21h
reviewed Leave Open iid sums of zero mean rv drops below zero almost surely
21h
reviewed Leave Open A proof about martingales and variance
21h
reviewed Close Can we specify all row equivalent matrices of a given matrix?
21h
reviewed Leave Open How find this value $d+\frac{\sqrt{3}b}{a}$ if such $a^2+2ac-2ac^3-2a^2c^2=bcd+\sqrt{3}acd$
21h
reviewed Close Prove $\sqrt{5}$ is both irrational and algebraic.
21h
reviewed Close Evaluate $\int {x+3\over x^2+6x+10}dx$
1d
reviewed Close combination and permutation SETS
1d
reviewed Approve How to prove $\sum_{n=1}^{\infty}\frac{1}{16n^2-16n+3}=\frac{\pi}{8}$
1d
reviewed Leave Open Need help with holomorphic functions on a domain interval removed.
1d
reviewed Close Application of Ring theory
1d
reviewed No Action Needed Create a map of connected nodes from a list of edges in $O(n^2)$
1d
reviewed Close Prove that ${\frac{d}{{dt}}_{t = 0}}(\det ({e^{tX}})) = Tr(X)?$