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diff --git a/doc/user/eq.skb b/doc/user/eq.skb new file mode 100644 index 0000000..62bd704 --- /dev/null +++ b/doc/user/eq.skb @@ -0,0 +1,77 @@ +;;; Copyright 2006 Ludovic Courtès <ludovic.courtes@laas.fr> +;;; +;;; +;;; This program is free software; you can redistribute it and/or modify +;;; it under the terms of the GNU General Public License as published by +;;; the Free Software Foundation; either version 2 of the License, or +;;; (at your option) any later version. +;;; +;;; This program is distributed in the hope that it will be useful, +;;; but WITHOUT ANY WARRANTY; without even the implied warranty of +;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +;;; GNU General Public License for more details. +;;; +;;; You should have received a copy of the GNU General Public License +;;; along with this program; if not, write to the Free Software +;;; Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, +;;; USA. + +;;; FIXME: This is a stub and must be completed! + +(chapter :title [Equation Formatting] + + (p [Skribilo comes with an equation formatting package. This package +may be loaded by adding the following form at the top of your document:] + + (disp (prog (source :language scheme + [(use-modules (skribilo package eq))]))) + + [It allows the inclusion of (complex) equations in your documents, +such as, for example, the following:] + + (disp (eq :renderer (if (engine-format? "html") 'lout #f) + :ident "eq-disponibilite" + `(= (apply A D) + (sum :from (= i b) :to (* S b) + (* (script :sup (* S b) :sub i C) + (* (expt mu i) + (expt (- 1 mu) + (- (* S b) i)))))))) + + [This chapter will describe the syntactic facilities available to +describe equations, as well as the rendering options.]) + + (section :title [Syntax] + + (p [To start with, let's have a look at a concrete example. ] + + (example-produce + (example :legend "Example of a simple equation using the verbose syntax" + (prgm :file "src/eq1.skb")) + (disp (include "src/eq1.skb"))) + + [In this example, the ,(tt [eq:]) sub-markups are used pretty +much like any other kind of markup. However, the resulting syntax +is very verbose and hard to read.]) + + (p [Fortunately, the ,(tt [eq]) package allows for the use of a +much simple syntax. ] + + (example-produce + (example :legend "Example of a simple equation" + (prgm :file "src/eq2.skb")) + (disp (include "src/eq2.skb"))) + + [Readers familiar with the Lisp family of programming languages +may have already recognized its ,(emph [prefix notation]). Note that, +unlike in the previous example, the equation itself if ,(emph [quoted]), +that is, preceded by the ,(tt [']) sign. Additionally, when referring +to a symbol (such as the Greek letter ,(symbol "phi")), you no longer +need to use the ,(tt [symbol]) markup (,(ref :text [see subsection] +:subsection "Symbols")).])) + + (section :title [Rendering]) + + ) + +;;; arch-tag: e9c83c13-205f-4f68-9100-b445c21b959c |