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meca: seismology and geodesy symbols

This package contains the programs pscoupe , psmeca , pspolar , and psvelo  which are used by seismologists and geodesists for plotting focal mechanisms (including cross-sections and polarities), error ellipses, velocity arrows, rotational wedges, and more. The package is maintained by Kurt Feigl8.4 and Genevieve Patau8.5.



Paul Wessel
1999-12-03