mindist

Test if MINimum DISTance between two atoms is less than a given threshold, version 3.50, by Axel van 
                     de Walle
-s=[string]   Input file defining the structure (Default: stdin)
-r=[real]     Threshold radius (Default: 0)
-e            Create error file atoms are too close (Default: Off)
-h            Display more help (Default: Off)