My 1953 proof that the function is everywhere continuous and
nowhere differentiable is just 13 lines. I've added some remarks to
the note in the *American Mathematical Monthly*.

There are
**html**,
**dvi**,
**postscript**,
and
**pdf** versions of this note.

Up to: **My (John McCarthy's) main page**

Send comments to mccarthy@stanford.edu. I sometimes make changes suggested in them. - John McCarthy

The number of hits on this page since 2006 January 14.