1,697 reputation
511
bio website cse.iitb.ac.in/~aruniyer
location India
age 30
visits member for 2 years, 7 months
seen 1 hour ago

Nov
19
revised show that $\mathsf E(Y|X)=\mu_2+\rho\dfrac{\sigma_2}{\sigma_1}(X-\mu_1)$
edited body
Nov
17
revised Can product of two singular matrices be invertible?
The implications go both ways
Nov
15
revised Jensen’s inequality
edited body
Oct
27
revised Prove $\int_0^{2\pi}\frac{3a\sin^2\theta}{(1-a\cos \theta)^4}$ or $\int_0^{2\pi}\frac{\cos\theta}{(1-a\cos\theta)^3}=\frac{3a\pi}{(1-a^2)^{5/2}}$
added 25 characters in body
Oct
27
revised Prove $\int_0^{2\pi}\frac{3a\sin^2\theta}{(1-a\cos \theta)^4}$ or $\int_0^{2\pi}\frac{\cos\theta}{(1-a\cos\theta)^3}=\frac{3a\pi}{(1-a^2)^{5/2}}$
added 1 character in body
Oct
27
revised Prove $\int_0^{2\pi}\frac{3a\sin^2\theta}{(1-a\cos \theta)^4}$ or $\int_0^{2\pi}\frac{\cos\theta}{(1-a\cos\theta)^3}=\frac{3a\pi}{(1-a^2)^{5/2}}$
added 1354 characters in body
Oct
27
revised Prove $\int_0^{2\pi}\frac{3a\sin^2\theta}{(1-a\cos \theta)^4}$ or $\int_0^{2\pi}\frac{\cos\theta}{(1-a\cos\theta)^3}=\frac{3a\pi}{(1-a^2)^{5/2}}$
added 367 characters in body
Oct
26
revised Prove $\int_0^{2\pi}\frac{3a\sin^2\theta}{(1-a\cos \theta)^4}$ or $\int_0^{2\pi}\frac{\cos\theta}{(1-a\cos\theta)^3}=\frac{3a\pi}{(1-a^2)^{5/2}}$
added 171 characters in body
Oct
26
revised Prove $\int_0^{2\pi}\frac{3a\sin^2\theta}{(1-a\cos \theta)^4}$ or $\int_0^{2\pi}\frac{\cos\theta}{(1-a\cos\theta)^3}=\frac{3a\pi}{(1-a^2)^{5/2}}$
added 192 characters in body
Sep
25
revised Prove that $E[Y_1 + Y_2\mid X=x] $…
Corrections and general facelift
Sep
24
revised Subordinate norm is equal to $\Vert A\Vert_M=\Vert MAM^{-1}\Vert$ for the norm $\Vert x\Vert_M=\Vert Mx\Vert$
deleted 124 characters in body
Sep
24
revised Subordinate norm is equal to $\Vert A\Vert_M=\Vert MAM^{-1}\Vert$ for the norm $\Vert x\Vert_M=\Vert Mx\Vert$
added 362 characters in body
Sep
15
revised Positive Semi Definite Matrix
added 158 characters in body
Apr
8
revised orthogonal complement problem: show $\operatorname{oc}(A\cap B)=\operatorname{oc}(A)+\operatorname{oc}(B)$
deleted 8 characters in body
Apr
2
revised Statistics and Probability, finding unbiased estimates of mean and variance given sigma x and sigma (x^2)
latexed the question
Aug
30
revised Prove that the CDF of a random variable is always right-continuous
fixing some braces
Aug
30
revised is $\{(x,y) : x,y \in \mathbb{Z} \}$ a closed set?
Just using prettier norm notation :-)
Aug
25
revised solving equations by the method of elimination
fixing equations and some text
Aug
15
revised Relationship between lagrange multiplier and constraint
added 1 characters in body
Aug
15
revised Relationship between lagrange multiplier and constraint
added 3 characters in body