file.tex.state files record the verification status of file.tex so that literate-unitb picks up where it left off when it is lauched again.
file.tex.state files record the verification status of file.tex so that
literate-unitb picks up where it left off when it is lauched again.

literate-unitb/literate-unitb,literate-unitb/literate-unitb,literate-unitb/literate-unitb