Le 24/01/2017 à 23:07, Enrico Forestieri a écrit :
The first two that come to mind are xypic and tikz. As regards xypic, in lyx 2.1 you could write a code fragment, select it and then hit Ctrl-M to have it nicely previewed. Now no more.
You mean that hitting Ctrl-M before writing the code fragment does not work? JMarc
