Abstract: In this brief a new class of piecewise linear dynamical system without equilibria which exhibits a 3-D grid multiscroll chaotic attractor is presented. The number of scrolls of the attractor ...
Objective To develop a best practice guide for managing people with plantar heel pain (PHP). Methods Mixed-methods design including systematic review, expert interviews and patient survey. Data ...
The pupil controls how much light enters the eye, allowing for clear vision. In low light, pupils widen to let in more light, and in bright light, they narrow to prevent too much light from entering.