if exists("&cole") " conceal" Use conceal vim 7.3 feature: set cole=0 " conceal level " Conceal in tex file: "admgs", a=accents, d=delimiters, m=math symbols, " g=Greek, s=superscripts/subscripts: let g:tex_conceal="agm" endif imap [[ \begin{ imap ]] (vimtex-delim-close) imap [( \left( setlocal tw=100 map (codelines-go-to-def) map cl :call jobstart(['codelines', '.'])