<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><br><div><div>On Mar 30, 2013, at 7:40 AM, yaoxiaodong1986 wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div style="line-height:1.7;color:#000000;font-size:14px;font-family:arial"><div style="line-height:1.7;color:#000000;font-size:14px;font-family:arial">The
new Features in PyLith,Spatial and temporal traction variations for
spontaneous rupture,does it mean that the traction restriction apply on
the fault can variate spatially and temporally ,or does it meant that
the simulation could compute the traction on the fault for spontaneous
rupture spatially and temporally?</div></div></blockquote><div><br></div><div>Initial tractions usually applied at time t=0 correspond to the spatial variation of tractions. Current efforts include incorporating variation in time as well which means initial can't be applied for a duration t0 (< total simulation duration) instead of just at t=0. Refer to latest scecdynrup benchmarks.</div><br><blockquote type="cite"><div style="line-height: 1.7; color: rgb(0, 0, 0); font-size: 14px; font-family: arial; "></div></blockquote><blockquote type="cite"><div style="line-height:1.7;color:#000000;font-size:14px;font-family:arial"><div style="line-height:1.7;color:#000000;font-size:14px;font-family:arial">In PyLith Tips, Dynamic
simulations Start with a static simulation. what does it mean? does it
mean a simulation with dynamic fault could not start spontaneously, but
start by stimulating with kinematic fault on the rupture breaking point
.<br></div></div></blockquote><br></div><div>Can you point to exact location where this is written? Using PyLith, you can run spontaneously propagating dynamic ruptures independent of kinematic ruptures. These dynamic and kinematic terms are used to describe fault behavior.</div><div>There is another aspect of dynamic that distinguishes from quasi-static and static. Here dynamic rupture to account for inertial effects.</div><div><br></div><div>You can refer to PyLith configuration and Cubit journal files for various SCEC dynamic rupture benchmarks here:</div><div><a href="http://geodynamics.org/svn/cig/short/3D/PyLith/benchmarks/trunk/dynamic/scecdynrup/">http://geodynamics.org/svn/cig/short/3D/PyLith/benchmarks/trunk/dynamic/scecdynrup/</a></div><div><br></div><div>Detailed description about each benchmark can be found here:</div><div><a href="http://scecdata.usc.edu/cvws/benchmark_descriptions.html">http://scecdata.usc.edu/cvws/benchmark_descriptions.html</a></div><div><br></div><div>--Surendra</div></body></html>