gtool4/Fortran90 tools tutorial

# tutorials for gtool4/Fortran90 tools

2001-09-25 TOYODA Eizi

## Contents

### The first messages

1. the goal of gtool4
2. why it is called gtool4
3. The environment in which gtool4 can be used

### Let's try to use it

1. First of all it makes a graph: gtview
2. Variable name and input and output range limiting function
3. It can be printed: wsn=n
4. Processing of the file: gtprint, gtlist, gtcopy, gtunary

### One more step

## References

- GFD_Dennou Club davis project
- gtool4 netCDF conventions
- gtool4/Fortran90 reference manual