$partialdiff sub P$ [ NOAA NCEP-NCAR CDAS-1 MONTHLY Intrinsic PressureLevel temp climatology ]

grid: /T (0.01 degree_Kelvin kilogram-1 meter second2) ordered (-131.5 0.01 degree_Kelvin kilogram-1 meter second2) to (736.5 0.01 degree_Kelvin kilogram-1 meter second2) by 4.3006428E-04 N= 2018304 pts :gridforrtl: severe (174): SIGSEGV, segmentation fault occurred Stack trace terminated abnormally.