Hi Myriam, You could also write in math-mode \cases and a space. With the use of Control + Enter you could control the number of lines in the case.
Hope its helps. Hannan On 4/20/05, Myriam Abramson <[EMAIL PROTECTED]> wrote: > > Hi! > > How do you write a case equation in LyX? I mean an equation like > > B = { 1 if x > 0; > 0 if x = 0 > > so that the brace covers multiple lines? > > I looked everywhere and read the Users' guide but it did not cover > that. > > TIA > -- > myriam > >