Today I'm going to write down a proof of this Woodbury matrix identity, which is very important in some practical situation. For instance, the 40thequation of this paper" bayesian compressive sensing using Laplace priors" applied this identity. Now let me give the details of it. The Woodbury...
Levi Civita notation, also known as the Levi-Civita symbol or the permutation tensor, is a mathematical symbol used to represent the determinant of a square matrix. It was first introduced by Italian mathematician Tullio Levi-Civita in the late 19th century. ...