On Sat, 9 Jan 2016, Allin Cottrell wrote:
> I have alternatively tried a right click on the matrix and use
> the "save as csv" option (with decimal separator set to ",").
> Pasting this into Excel, gives me 406 rows.
This is more problematic. [...]
The moral here seems to be: don't try copy-and-paste on big
matrices unless you're sure the target application is able to
handle the incoming data. In my testing only Gedit worked
Footnote: not surprisingly, Emacs also handles the big paste
correctly and quickly.