/* Micromagnetic standard problem 4 (a) according to http://www.ctcms.nist.gov/~rdm/mumag.org.html */ // geometry setgridsize(128, 32, 1) setcellsize(500e-9/128, 125e-9/32, 3e-9) // material Msat = 1600e3 Aex = 13e-12 E_total.get() // try to trigger bad lex2 Msat = 800e3 alpha = 0.02 m = uniform(1, .1, 0) // relax relax() save(m) TOL := 1e-5 expectv("m", m.average(), vector(0.9669684171676636, 0.1252732127904892, 0), TOL) // reversal tableautosave(10e-12) autosave(m, 100e-12) autosnapshot(m, 50e-12) B_ext = vector(-24.6E-3, 4.3E-3, 0) run(1e-9) expectv("m", m.average(), vector(-0.9846124053001404, 0.12604089081287384, 0.04327124357223511), TOL)