11.2.5 iuwgx/iuwgy

1.
Function
Returns the grid point number of the grid point with the nearest coordinate value.
2.
Call
return_value = NumRu::DCL.iuwgx(ux)
return_value = NumRu::DCL.iuwgy(uy)
3.
Explanation of Parameters
ux, uy (R) Coordinate value.
iuwgx, iuwgy (I) Grid point number.
4.
Notes
(a)
Before using these functions,  you must call UWIGXI/UWIGYI to initialize.
(b)
These functions can be used for both methods for setting the grid points. (UWSGXA/UWSGYA or uwsgxb/uwsgyb)