People Walking over a Square (1 of 2) (IMAGE) Technical University of Munich (TUM) Caption Moving across a square groups of people create patterns which can be analyzed mathematically. Credit Andreas Battenberg / TUM Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.