I am using latex to write my report, papers and everything. However, sometimes I wrote many sentences and deleted them accidently. Then, I can go back to them using
z. Suppose, I write a paragraph. Then, do some changes and then I thought for a while that I should not do these changes. So, I use
z to back to my old paragraph, after that, I am pretty sure I was correct with my changes. So, how can I go back to those changes? That is, what is the opposite short cut of
Any help please?