$integral dX$ $partialdiff sub X$ [ NOAA NCEP-NCAR CDAS-1 MONTHLY Intrinsic PressureLevel u ]

grid: /T (m/s) ordered (-131.5 m/s) to (757.5 m/s) by 5.5510095E-06 N= 160151050 pts :gridforrtl: severe (174): SIGSEGV, segmentation fault occurred Stack trace terminated abnormally.