Hello, This was a bug. I also have it on 5.3.3 / winXP 32bits, but no longer with 5.4.0a / winXP 32bits : -->txt="\\theta", msprintf(txt) txt = \\theta ans = \theta Samuel -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://lists.scilab.org/pipermail/users/attachments/20120407/0423bfa4/attachment.htm>