How to determine which normal mode leads to the transition state (numerically)? [closed]








**Closed**. This question needs to be more [focused](/help/closed-questions). It is not currently accepting answers.
 
 






---








**Want to improve this question?** Update the question so it focuses on one problem only by [editing this post](/posts/74700/edit).




Closed 6 years ago.








[Improve this question](/posts/74700/edit) 



I would like to get the normal mode of vibration which leads to the transition state. Do you know any software for this problem? If no, could you offer an algorithm to generate it? By the way, is there any name for this vibration?


