Simulate micro-magnets dynamics Given positions and other properties of a series of micro-magnet spins, we can simulate the evolution of the system under the influence of external field or fixed external magnets. Software Depends: R (>= 2.8.0), animation Hai Qian <haiqian@ee.ucla.edu> Hai Qian GPL (>= 2) 2012-03-22 application/tgz http://CRAN.R-project.org/package=magnets