Install libbullet-doc by entering the following commands in the terminal:
sudo apt update sudo apt install libbullet-doc
Description:
professional 3D Game Multiphysics Library -- documentation
Bullet professional 3D Game Multiphysics Library provides state of the art collision detection, soft body and rigid body dynamics. . This package contains the Bullet API documentation and the Bullet Quick Start Guide. . For more information about Bullet, please refer to the libbullet-dev package.
Homepage: http://www.bulletphysics.org/
Version: 2.87+dfsg-2
Section: universe/doc