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c++ Programming Glossary: z1

Efficient C++ quaternion multiplication using cv::Mat

http://stackoverflow.com/questions/10781033/efficient-c-quaternion-multiplication-using-cvmat

const Mat q1 const Mat q2 Mat q First quaternion q1 x1 y1 z1 r1 const float x1 q1.at float 0 const float y1 q1.at float 1.. x1 q1.at float 0 const float y1 q1.at float 1 const float z1 q1.at float 2 const float r1 q1.at float 3 Second quaternion.. float r2 q2.at float 3 q.at float 0 x1 r2 r1 x2 y1 z2 z1 y2 x component q.at float 1 r1 y2 x1 z2 y1 r2 z1 x2 y component..

Fast bignum square computation

http://stackoverflow.com/questions/18465326/fast-bignum-square-computation

q0 qq q1 z i n 1 _sub z2 qq z n2 q0 qq q1 q n i n 1 _add z1 x0 x1 y0 y1 z0 z2 for i n2 1 i 0 i if alu.cy alu.inc z i else.. to avoid reallocating implement modulo multiplication for z1 x0 x1 y0 y1 to minimize recursion edit3 Modified Schönhage Strassen..