
Understanding the singular value decomposition (SVD)
The Singular Value Decomposition (SVD) provides a way to factorize a matrix, into singular vectors and singular values. Similar to the way that we factorize an integer into its prime …
Generating correlated random numbers: Why does Cholesky …
Generating correlated random numbers: Why does Cholesky decomposition work? Ask Question Asked 13 years, 5 months ago Modified 5 years, 8 months ago
lie groups - Cartan decomposition - Mathematics Stack Exchange
Feb 21, 2025 · First: yes a Cartan decomposition on a compact semisimple Lie algebra is trivial. Second: This isn't really a question. That isn't a Cartan decomposition, just some other kind of …
linear algebra - Intuitively, what is the difference between ...
Mar 4, 2013 · I'm trying to intuitively understand the difference between SVD and eigendecomposition. From my understanding, eigendecomposition seeks to describe a linear …
Proof of QR decomposition - Mathematics Stack Exchange
Nov 29, 2020 · Proof of QR decomposition Ask Question Asked 5 years ago Modified 1 year, 10 months ago
linear algebra - How can you explain the Singular Value …
The singular value decomposition is the only main result about linear transformations between two different spaces. It says that by choosing suitable bases for the spaces, the transformation can …
When does a Square Matrix have an LU Decomposition?
When can we split a square matrix (rows = columns) into it’s LU decomposition? The LUP (LU Decomposition with pivoting) always exists; however, a true LU decomposition does not …
Cell decompositions and cell complexes - Mathematics Stack …
Sep 17, 2022 · So, what to do here? In general, how to take care of open spaces? Example 3: A cube with a dome on top, or any slightly more complicated object. How to find a cellular …
general topology - Cell decomposition for $\mathbb {C}P^n$ that …
Jan 2, 2020 · The cell decomposition for $\mathbb {CP}^1$ (which is the Riemann sphere) consists of two hemispheres $+$ and $-$ separated by an "equator" $0$ with a marked point …
algebraic number theory - Decomposition group and inertia group ...
Decomposition group and inertia group Ask Question Asked 9 years, 2 months ago Modified 9 years ago