In article <email@example.com>, WM <firstname.lastname@example.org> wrote:
> On 20 Mrz., 20:40, William Hughes <wpihug...@gmail.com> wrote: > > On Mar 20, 4:24 pm, WM <mueck...@rz.fh-augsburg.de> wrote: > > > > > I show that every line, that is not the last line, is not needed. > > > > Nope. You show that it is not necessary for its contents. > > This is not the same as not needed. > > Agreed: > I show that every line, that is not the last line, is not needed to > remain in the list in order to have its contents in the list. > Agreed?
While you can show that any line that is not A last line is dispensible, you cannot show it for every line that is not THE last line, since "THE last line" implies a condition contrary to fact. --