New posts in numerical-linear-algebra

How to get the SVD of $2AA^T-\operatorname{diag}(AA^T)$ given $A$ and its SVD $A=USV^T$?

calculus linear-algebra matrices numerical-linear-algebra svd

Block inverse of symmetric matrices

linear-algebra matrices numerical-linear-algebra

Minimum eigenvalue and singular value of a square matrix

linear-algebra matrices eigenvalues-eigenvectors numerical-linear-algebra

Computing the square root of complex number in a stable manner

complex-numbers numerical-methods numerical-linear-algebra numerical-calculus

Are there any decompositions of a symmetric matrix that allow for the inversion of any submatrix?

matrices numerical-linear-algebra block-matrices

Finding eigenvalues of a large matrix close to a given value

linear-algebra eigenvalues-eigenvectors numerical-linear-algebra

Using the Arnoldi Iteration to find the k largest eigenvalues of a matrix

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Numerically stable method for angle between 3D vectors

numerical-methods numerical-linear-algebra

Algorithm to find an orthogonal basis (orthogonal to a given vector)

linear-algebra numerical-linear-algebra

What is the most efficient way to find the inverse of large matrix?

linear-algebra matrices systems-of-equations inverse numerical-linear-algebra

Uniform sampling of points on a simplex

functional-analysis numerical-linear-algebra sampling simplex

Complexity of Gaussian elimination (LU factorization)

matrices numerical-linear-algebra matrix-decomposition

Is there a way to rewrite this matrix equation to eliminate inverse matrix?

linear-algebra matrices numerical-linear-algebra

Solving some special linear system

linear-algebra numerical-methods numerical-linear-algebra

How to minimize the Rayleigh quotient to find the smallest eigenvalue during Lanczos iteration?

optimization eigenvalues-eigenvectors numerical-linear-algebra numerical-optimization

Show that spectral radius is $\rho(M^{-1}K)\ge1$

linear-algebra numerical-methods numerical-linear-algebra numerical-optimization

Numerical range of a matrix contains the convex hull of the eigenvalues.

numerical-linear-algebra

Proof that Newton Raphson method has quadratic convergence

calculus numerical-methods numerical-linear-algebra

How to solver the least square problem involves with the variable is the product of Hadamard Product?

linear-algebra numerical-methods convex-optimization numerical-linear-algebra

What is the time complexity of conjugate gradient method?

convex-optimization numerical-linear-algebra numerical-optimization