anchor.diff:  has been discontinued.
   
   
  -=== Switches
  +== Switches
   
   .Tex header
   To generate a tex file with a minimal header, do:
  
positive.code: for a drink.  The lawyer said ...
  --
  ----
  One can make cross references by labeling
  the environment as in
  ----
  [env.joke#mathjoke1]
  --
  A mathematician, a philosopher, and
  a lawyer met at the local bar
  for a drink.  The lawyer said ...
  --
  ----
  then referencing it later as `<<mathjoke1>>`.
  
  Certain environments receive special treatment.
  For numbered equations, use `[env.equation]`
  
negative.code: math formats, [blue]#Asciidoc-LaTeX#
  and [blue]#AsciiMath#.
  In Asciidoc-LaTeX,
  one can write `\$ a^2 + b^2 = c^2 \$` and
  ----
   \[
      e^{2\pi \sqrt{-1}} = 1,
  