Istvan Varga wrote:

> Yes, the opcode entry for resony was apparently lost in Csound 5
> for some reason, and it seems that it is in fact missing for quite
> some time. I will try restoring it soon.
> By the way, there is another error at line 3. Is the / missing
> from the comment ?

Yes, this my inexactness.
Thank you.
Eugene Stankevich.