tx and ty are translation. I think a and d are scale and b and c are some function of rotation. I have videos that are flipped and rotated using arbitrary matrices. How can I make them right-side-up ...

If \(A\) is a \(3\times 3\) matrix then we can apply a linear transformation to each rgb vector via matrix multiplication, where \([r,g,b]\) are the original values ...

The Mathematical Gazette is the original journal of the Mathematical Association and it is now over a century old. Its readership is a mixture of school teachers, college and university lecturers, ...

Vol. 30, No. 3, International Conference on Recent Advances in Pure and Applied Mathematics 2015, ICRAPAM 2015 (2016), pp. 815-822 (8 pages) Published By: University of Nis, Faculty of Sciences and ...