Install libcqrlib2 by entering the following commands in the terminal:
sudo apt update sudo apt install libcqrlib2
Description:
Library for quaternion arithmetic and rotation math
Quaternions are four-dimensional numbers which form an associative normed division algebra over the real numbers. Unit quaternions are a convenient and efficient way to represent orientations and rotations in three dimensions. . CQRlib is an ANSI C implementation of a utility library for quaternion arithmetic and quaternion rotation math.
Homepage: http://sourceforge.net/projects/cqrlib/
Version: 1.1.2-2.1
Section: universe/libs