$partialdiff sub Y$ [ Princeton wspd ]

grid: /T (57.2957795130823 meter radian-1 north second-1) ordered (-4383.0 57.2957795130823 meter radian-1 north second-1) to (17897.0 57.2957795130823 meter radian-1 north second-1) by 1.5216235E-05 N= 1464225584 pts :gridforrtl: severe (174): SIGSEGV, segmentation fault occurred Stack trace terminated abnormally.