Hello. I have no problem with your example. I use Scilab-5.4.1 on Linux 64-bit. Stanislav -- View this message in context: http://mailinglists.scilab.org/Scilab-users-discrete-cosine-transform-tp4027189p4027190.html Sent from the Scilab users - Mailing Lists Archives mailing list archive at Nabble.com.