I have a matrix that is a bit too wide to fit inside my page width. After reading a lot of different answers on the Internet, none really related to LyX, I came up with these three different ...
I've been trying to add a new command to LyX to easen my way through physics, when mostly 3x3 determinants are used. I clicked Document -> Settings -> Preamble and wrote the following: % det 3x3 ...
I can't work out how to write a vertical (two dimensional) vector, with brackets spanning two lines. Do you know how to write it for LyX?
I have two matrices, and I want to render them side by side with appropriate space in between in display mode. How should it be implemented in LyX?