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Diff for /mandoc/eqn.7 between version 1.18 and 1.21

version 1.18, 2011/07/22 14:59:02 version 1.21, 2011/07/23 12:08:43
Line 64  case-sensitive literals in the input:
Line 64  case-sensitive literals in the input:
 .Bd -literal -offset indent  .Bd -literal -offset indent
 eqn     : box | eqn box  eqn     : box | eqn box
 box     : text  box     : text
         | "{" eqn "}"          | \*q{\*q eqn \*q}\*q
         | "define" text text          | \*qdefine\*q text text
         | "gfont" text          | \*qgfont\*q text
         | "gsize" text          | \*qgsize\*q text
         | "set" text text          | \*qset\*q text text
         | "undef" text          | \*qundef\*q text
         | box pos box          | box pos box
         | box mark          | box mark
         | pile "{" list "}"          | \*qmatrix\*q \*q{\*q [col \*q{\*q list \*q}\*q ]*
           | pile \*q{\*q list \*q}\*q
         | font box          | font box
         | "size" text box          | \*qsize\*q text box
         | "left" text eqn ["right" text]          | \*qleft\*q text eqn [\*qright\*q text]
 text    : TEXT  col     : \*qlcol\*q | \*qrcol\*q | \*qccol\*q
 pile    : "lpile" | "cpile" | "rpile"  text    : [^space\e\*q]+ | \e\*q.*\e\*q
 pos     : "over" | "sup" | "sub" | "to" | "from"  pile    : \*qlpile\*q | \*qcpile\*q | \*qrpile\*q
 mark    : "dot" | "dotdot" | "hat" | "tilde" | "vec"  pos     : \*qover\*q | \*qsup\*q | \*qsub\*q | \*qto\*q | \*qfrom\*q
         | "dyad" | "bar" | "under"  mark    : \*qdot\*q | \*qdotdot\*q | \*qhat\*q | \*qtilde\*q | \*qvec\*q
 font    : "roman" | "italic" | "bold"          | \*qdyad\*q | \*qbar\*q | \*qunder\*q
 list    : eqn  font    : \*qroman\*q | \*qitalic\*q | \*qbold\*q
         | list "above" eqn  list    : eqn
           | list \*qabove\*q eqn
   space   : [\e^~ \et]
 .Ed  .Ed
 .Pp  .Pp
 Data in TEXT form is a non-empty sequence of non-space characters or a  White-space consists of the space, tab, circumflex, and tilde
 non-empty quoted string.  characters.
 Unless within a quoted string, white-space (and enclosing literal quote  If within a quoted string, these space characters are retained.
 pairs) is thrown away.  Quoted strings are also not scanned for replacement definitions.
 Quoted strings are not scanned for replacement definitions.  
 .Pp  .Pp
 The following TEXT terms are translated into a rendered glyph, if  The following text terms are translated into a rendered glyph, if
 available: alpha, beta, chi, delta, epsilon, eta, gamma, iota, kappa,  available: alpha, beta, chi, delta, epsilon, eta, gamma, iota, kappa,
 lambda, mu, nu, omega, omicron, phi, pi, psi, rho, sigma, tau, theta,  lambda, mu, nu, omega, omicron, phi, pi, psi, rho, sigma, tau, theta,
 upsilon, xi, zeta, DELTA, GAMMA, LAMBDA, OMEGA, PHI, PI, PSI, SIGMA,  upsilon, xi, zeta, DELTA, GAMMA, LAMBDA, OMEGA, PHI, PI, PSI, SIGMA,
Line 197  The text string
Line 199  The text string
 .Sq \e\*q  .Sq \e\*q
 is interpreted as a literal quote in troff.  is interpreted as a literal quote in troff.
 In mandoc, this is interpreted as a comment.  In mandoc, this is interpreted as a comment.
   .It
   In troff, The circumflex and tilde white-space symbols map to
   fixed-width spaces.
   In mandoc, these characters are synonyms for the space character.
   .It
   The troff implementation of
   .Nm
   allows for equation alignment with the
   .Cm mark
   and
   .Cm lineup
   tokens.
   mandoc discards these tokens.
   The
   .Cm back Ar n ,
   .Cm fwd Ar n ,
   .Cm up Ar n ,
   and
   .Cm down Ar n
   commands are also ignored.
 .El  .El
 .Sh SEE ALSO  .Sh SEE ALSO
 .Xr mandoc 1 ,  .Xr mandoc 1 ,

Legend:
Removed from v.1.18  
changed lines
  Added in v.1.21

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