MATH
  • Home (current)
  • About
  • Contact
  • Cookie
  • Home (current)
  • About
  • Contact
  • Cookie
  • Disclaimer
  • Privacy
  • TOS
Login Or Sign up
2026-03-12 01:18:06.1773278286

How to know whether the off diagonal entries are positive or negative? What is the relationship between off diagonal entries and covariance?

17 Views Asked by Bumbble Comm https://math.techqa.club/user/bumbble-comm/detail At 12 Mar 2026 - 1:18 2026-03-12 01:28:06.1773278886

enter image description here

According to what I learned, off diagonal entries are Cov(x,y) and Cov(y,x).

multivariate-polynomial
Original Q&A

Related Questions in MULTIVARIATE-POLYNOMIAL

  • Lagrange interpolation of multivariate polynomials
  • Where to start studying Multivariate Polynomials
  • Polynomial regression for the function of two independent variables
  • Proof of valuation property (function on $K(X_1,\,\dots,\, X_n)$)
  • $0 \neq \frac{f}{g}\in K(X_1,\,\dots,\,X_n)$ written as $\prod_{i=1}^n X_i^{m_i} (\frac{h}{k}),\,m_i \geq 0,\,k(0,\,\dots,\,0),\,h(0,\dots,0)\neq 0$
  • Find $\lim_{(x,y)\to(0,0)}\frac{\cos^{2}(x)-1+y^{2}}{\arctan^{4}(x)+y^{2}}$
  • Is the ideal $J:=\langle -y^2+xz,x^5-z^3 \rangle$ prime in $\Bbb{C}[x,y,z]?$
  • Can we factor multivariate polynomial $x+xy+y$?
  • Whence Catalan's identity?
  • Finding Cartesian/symmetric form using $x,y$ and $z$

Trending Questions

  • Induction on the number of equations
  • How to convince a math teacher of this simple and obvious fact?
  • Find $E[XY|Y+Z=1 ]$
  • Refuting the Anti-Cantor Cranks
  • What are imaginary numbers?
  • Determine the adjoint of $\tilde Q(x)$ for $\tilde Q(x)u:=(Qu)(x)$ where $Q:U→L^2(Ω,ℝ^d$ is a Hilbert-Schmidt operator and $U$ is a Hilbert space
  • Why does this innovative method of subtraction from a third grader always work?
  • How do we know that the number $1$ is not equal to the number $-1$?
  • What are the Implications of having VΩ as a model for a theory?
  • Defining a Galois Field based on primitive element versus polynomial?
  • Can't find the relationship between two columns of numbers. Please Help
  • Is computer science a branch of mathematics?
  • Is there a bijection of $\mathbb{R}^n$ with itself such that the forward map is connected but the inverse is not?
  • Identification of a quadrilateral as a trapezoid, rectangle, or square
  • Generator of inertia group in function field extension

Popular # Hahtags

second-order-logic numerical-methods puzzle logic probability number-theory winding-number real-analysis integration calculus complex-analysis sequences-and-series proof-writing set-theory functions homotopy-theory elementary-number-theory ordinary-differential-equations circles derivatives game-theory definite-integrals elementary-set-theory limits multivariable-calculus geometry algebraic-number-theory proof-verification partial-derivative algebra-precalculus

Popular Questions

  • What is the integral of 1/x?
  • How many squares actually ARE in this picture? Is this a trick question with no right answer?
  • Is a matrix multiplied with its transpose something special?
  • What is the difference between independent and mutually exclusive events?
  • Visually stunning math concepts which are easy to explain
  • taylor series of $\ln(1+x)$?
  • How to tell if a set of vectors spans a space?
  • Calculus question taking derivative to find horizontal tangent line
  • How to determine if a function is one-to-one?
  • Determine if vectors are linearly independent
  • What does it mean to have a determinant equal to zero?
  • Is this Batman equation for real?
  • How to find perpendicular vector to another vector?
  • How to find mean and median from histogram
  • How many sides does a circle have?

Copyright © 2021 JogjaFile Inc.

  • Disclaimer
  • Privacy
  • TOS
  • After Effects
  • DevHide
  • Home Garden
  • Pricesm.com