Insert space after period using sed

Question

I\'ve got a bunch of files that have sentences ending like this: \\@.Next sentence. I\'d like to insert a space after the period.

Not all occurrences of

Answer 1

Use this sed command:

sed -i.bak -E 's/(\\@\.)([A-Z])/\1 \2/g' *.tex

OR better:

sed -i.bak -E 's/(\\@\.)([^ \t])/\1 \2/g' *.tex

which will insert space if \@. is not followed by any white-space character (not just capital letter).