what does pred means in the command (dist ,path, pred)=grap​hshortestp​ath(G,S)?

 [dist,path,pred]= graphshortestpath(DG,1,2)

dist =

    1.3600

path =

     1     5     4     6     2

pred =

     0     6     5     5     1     4

Answer 1

[Ingrid]

just write the following command in your matlab:

doc graphshortestpath

This will tell you that:

... pred contains the predecessor nodes of the winning paths.

[Student]

yes i do understand this but the problem is that the values stored in this pred donot form a logic.....