Linear Algebra is a core body of mathematics studying vector spaces and linear mappings between these spaces.
Consider a 256 x 256 matrix A. I'm familiar with how to calculate low rank approximations of A using the SVD. Typically …
matlab matrix linear-algebra svdI know that transforming a square into a trapezoid is a linear transformation, and can be done using the projective …
matrix transform linear-algebra projection perspectiveSay, I have two CGRects, CGRect A and CGRect B. My UIView's frame is the same as CGRect B, but …
ios core-graphics linear-algebraI'm currently trying to implement the Householder based QR decomposition for rectangular matrices as described in http://eprints.ma.man.…
python numpy linear-algebra numerical-methods qr-decompositionI've got a silly question. I took a vector math class about 10 years ago and could've sworn I remembered an …
unity3d vector linear-algebra vectormathHow to solve a non-square linear system with R : A X = B ? (in the case the system has no solution …
r math system linear-algebra numerical-computingHere's an interesting puzzle. Below is an R snippet that identifies the tangency point of a quadratic function with respect …
r optimization linear-algebra mathematical-optimization quadraticIn the case of finding the line at which two planes intersect, you need to take the cross product of …
linear-algebra intersection planeI wonder why there is sign difference in result for SVD computing in Matlab and OpenCV. I input the same …
matlab opencv linear-algebra svdI'm trying to code up a simple Simplex algorithm, the first step of which is to find a basic feasible …
python numpy scipy linear-algebra linear-programming