//  for externals

Tstop = 300 // orig 200
t_seg = 50   //segment of time which is integrated before dumping data to files
doextra = 1
//vectorbuffersize = Tstop/.025+1   // .025 is dt, sometimes it's +1
vectorbuffersize = t_seg/.025+1   // .025 is dt, sometimes it's +1