$integral dX$ [ NOAA NCEP-NCAR CDAS-1 MONTHLY Intrinsic PressureLevel vtemp ]

grid: /T (0.0174532925199433 (degree_Kelvin above 0) radian east) ordered (-131.5 0.0174532925199433 (degree_Kelvin above 0) radian east) to (757.5 0.0174532925199433 (degree_Kelvin above 0) radian east) by 1.1795895E-05 N= 75365200 pts :gridforrtl: severe (174): SIGSEGV, segmentation fault occurred Stack trace terminated abnormally.