<!-- ============================================================= --> <!-- MODULE: Math Element Classes --> <!-- VERSION: 1.0 --> <!-- DATE: December 2002 --> <!-- --> <!-- ============================================================= --> <!-- ============================================================= --> <!-- PUBLIC DOCUMENT TYPE DEFINITION --> <!-- TYPICAL INVOCATION --> <!-- "-//NLM//DTD Archiving and Interchange DTD Suite Math Class Elements v1.0 20021201//EN" Delivered as file "math.ent" --> <!-- ============================================================= --> <!-- ============================================================= --> <!-- SYSTEM: NLM Archiving and Interchange DTD Suite --> <!-- --> <!-- PURPOSE: Names all elements in the math classes --> <!-- --> <!-- CONTAINS: 1) Default definition of the math classes --> <!-- 2) Inline formula <inline-formula> --> <!-- 3) Display Formula <disp-formula> --> <!-- 4) TeX Math Equation <tex-math> --> <!-- --> <!-- CREATED FOR: --> <!-- Digital archives and publishers who wish to --> <!-- create a custom XML DTD for original markup of --> <!-- journal literature, books, and related material, --> <!-- or for archiving and transferring such material --> <!-- between archives. --> <!-- --> <!-- This DTD is in the public domain. An organization --> <!-- that wishes to create its own DTD from the suite --> <!-- may do so without permission from NLM. However, --> <!-- NLM requests that the following statement be --> <!-- included as a comment in all derivative DTDs or --> <!-- DTD modules: --> <!-- "Created using the NLM Archiving and Interchange --> <!-- DTD suite." --> <!-- --> <!-- Suggestions for refinements and enhancements to --> <!-- the DTD suite should be sent in email to: --> <!-- pmc@ncbi.nlm.nih.gov --> <!-- The suite has been set up to be extended using a --> <!-- new DTD and a customization module to redefine --> <!-- the many Parameter Entities. Do not modify the --> <!-- suite directly or redistribute modified versions --> <!-- of the suite. --> <!-- --> <!-- ORIGINAL CREATION DATE: --> <!-- December 2002 --> <!-- --> <!-- CREATED BY: Jeff Beck (NCBI) --> <!-- Deborah Lapeyre (Mulberry Technologies, Inc.) --> <!-- Bruce Rosenblum (Inera Inc.) --> <!-- --> <!-- NLM thanks the Mellon Foundation's e-Journal --> <!-- Archiving Program and Harvard University --> <!-- Libraries for their contribution to Version 1.0 --> <!-- of the suite: first, for proposing that a draft --> <!-- archiving NLM DTD for life sciences journals be --> <!-- extended to accommodate journals in all --> <!-- disciplines, and then for funding Bruce --> <!-- Rosenblum's collaboration with other DTD authors --> <!-- in completing Version 1.0. --> <!-- --> <!-- ============================================================= --> <!-- ============================================================= --> <!-- DTD VERSION\CHANGE HISTORY --> <!-- ============================================================= --> <!-- ============================================================= Version Reason/Occasion (who) vx.x (yyyy-mm-dd) --> <!-- ============================================================= --> <!-- PARAMETER ENTITY DEPENDENCIES Requires the following parameter entities be defined before calling this module, usually accomplished in the Customization Module for the specific DTD: %break.class; %emphasis.class; %inline-display.class; %label.class; %simple-display.class; --> <!-- ============================================================= --> <!-- ============================================================= --> <!-- DEFAULT MATH CLASS DEFINITIONS --> <!-- ============================================================= --> <!-- MATHEMATICAL EXPRESSIONS --> <!ENTITY % math.class "tex-math | mml:math" > <!-- INLINE MATHEMATICAL EXPRESSIONS MIX --> <!ENTITY % inline-math "inline-formula" > <!-- MATHEMATICAL EXPRESSIONS AND FORMULAE MIX --> <!ENTITY % block-math "disp-formula" > <!-- id Unique identifier so the element may be referenced --> <!-- ============================================================= --> <!-- PARAMETER ENTITIES FOR ATTRIBUTE LISTS --> <!-- ============================================================= --> <!-- DISPLAY FORMULA ATTRIBUTES --> <!-- Attributes for the <disp-formula> element --> <!-- id Unique identifier so the element may be referenced --> <!ENTITY % disp-formula-atts "id ID #IMPLIED" > <!-- TEX MATH ATTRIBUTES --> <!-- Attributes for the <disp-formula> element --> <!-- id Unique identifier so the element may be referenced version Which version of TeX used notation Says that the content of this element will be in TeX and needs to be surrounded by a CDATA section. --> <!ENTITY % tex-math-atts "notation NOTATION (tex | TEX | TeX) #IMPLIED version CDATA #IMPLIED id CDATA #IMPLIED" > <!-- ============================================================= --> <!-- MATH ELEMENTS (PARAGRAPH LEVEL) --> <!-- ============================================================= --> <!-- FORMULA, INLINE ELEMENTS --> <!-- Elements for use in the <inline-formula> element --> <!ENTITY % inline-formula-elements "%emphasis.class; | %inline-display.class; | %math.class; | %subsup.class;" > <!-- FORMULA, INLINE --> <!-- Inline element for a mathematical equation, expression, or formula --> <!ELEMENT inline-formula (#PCDATA | %inline-formula-elements;)* > <!-- FORMULA, DISPLAY ELEMENTS --> <!-- Elements for use in the <disp-formula> element --> <!ENTITY % disp-formula-elements "%access.class; | %break.class; | %emphasis.class; | %inline-display.class; | %label.class; | %math.class; | %simple-display.class; | %subsup.class;" > <!-- FORMULA, DISPLAY --> <!-- Block-level (callout) element for a mathematical equation, expression, or formula. The characters representing the equation may be present, or the equation could be a graphic. --> <!ELEMENT disp-formula (#PCDATA | %disp-formula-elements; )* > <!-- id Unique identifier so the element may be referenced --> <!ATTLIST disp-formula %disp-formula-atts; > <!-- TEX MATH EQUATION --> <!-- Used to hold encoded math, expressed in TeX--> <!ELEMENT tex-math (#PCDATA) > <!-- id Unique identifier so the element may be referenced version Which version of TeX used notation Says that the content of this element will be in TeX and needs to be surrounded by a CDATA section. --> <!ATTLIST tex-math %tex-math-atts; > <!-- ================== End List Class Module ==================== -->