(IMAGE) University of Vienna Caption The algorithm Melvin found out that the most simple realization can be asymmetric and therefore counterintuitive. Credit Copyright: Robert Fickler, Universität Wien Usage Restrictions The image may only be used with appropriate caption or credit. 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.