HMIN
HMIN — Minimum allowed step length for IRC/Path.
Description
By default, the minimum step length in the path integration is 0.001 Angstroms for IRC and 0.002 Angstroms for PATH. This minimum step length is set to n.n Angstroms by the HMIN keyword. HMIN can not be set below 1.0 × 10-6 Angstroms.
Default value:
0.001 Angstroms for IRC; 0.002 Angstroms for PATH