1 | <?xml version="1.0" encoding="UTF-8"?>
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2 | <!--
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3 | This file is part of DocBook V5.0
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4 |
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5 | Copyright 1992-2008 HaL Computer Systems, Inc.,
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6 | O'Reilly & Associates, Inc., ArborText, Inc., Fujitsu Software
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7 | Corporation, Norman Walsh, Sun Microsystems, Inc., and the
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8 | Organization for the Advancement of Structured Information
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9 | Standards (OASIS).
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10 |
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11 | Release: $Id: math.rnc 8931 2010-10-20 13:29:20Z nwalsh $
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12 |
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13 | Permission to use, copy, modify and distribute the DocBook schema
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14 | and its accompanying documentation for any purpose and without fee
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15 | is hereby granted in perpetuity, provided that the above copyright
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16 | notice and this paragraph appear in all copies. The copyright
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17 | holders make no representation about the suitability of the schema
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18 | for any purpose. It is provided "as is" without expressed or implied
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19 | warranty.
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20 |
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21 | If you modify the DocBook schema in any way, label your schema as a
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22 | variant of DocBook. See the reference documentation
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23 | (http://docbook.org/tdg5/en/html/ch05.html#s-notdocbook)
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24 | for more information.
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25 |
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26 | Please direct all questions, bug reports, or suggestions for changes
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27 | to the docbook@lists.oasis-open.org mailing list. For more
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28 | information, see http://www.oasis-open.org/docbook/.
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29 |
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30 | ======================================================================
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31 | -->
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32 | <grammar ns="http://docbook.org/ns/docbook" xmlns:db="http://docbook.org/ns/docbook" xmlns:s="http://purl.oclc.org/dsdl/schematron" xmlns:rng="http://relaxng.org/ns/structure/1.0" xmlns:ctrl="http://nwalsh.com/xmlns/schema-control/" xmlns="http://relaxng.org/ns/structure/1.0">
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33 | <start combine="choice">
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34 | <choice>
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35 | <ref name="db.equation"/>
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36 | <ref name="db.informalequation"/>
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37 | </choice>
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38 | </start>
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39 | <define name="db.formal.blocks" combine="choice">
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40 | <ref name="db.equation"/>
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41 | </define>
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42 | <define name="db.informal.blocks" combine="choice">
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43 | <ref name="db.informalequation"/>
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44 | </define>
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45 | <define name="db.math.inlines">
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46 | <ref name="db.inlineequation"/>
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47 | </define>
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48 | <define name="db.domain.inlines" combine="choice">
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49 | <ref name="db.math.inlines"/>
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50 | </define>
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51 | <define name="db.initializer.inlines" combine="choice">
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52 | <ref name="db.mathphrase"/>
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53 | </define>
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54 | <!-- ====================================================================== -->
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55 | <define name="db.equation.content">
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56 | <choice>
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57 | <oneOrMore>
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58 | <ref name="db.mediaobject"/>
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59 | </oneOrMore>
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60 | <oneOrMore>
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61 | <ref name="db.mathphrase"/>
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62 | </oneOrMore>
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63 | </choice>
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64 | </define>
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65 | <define name="db.inlineequation.content">
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66 | <choice>
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67 | <oneOrMore>
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68 | <ref name="db.inlinemediaobject"/>
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69 | </oneOrMore>
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70 | <oneOrMore>
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71 | <ref name="db.mathphrase"/>
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72 | </oneOrMore>
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73 | </choice>
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74 | </define>
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75 | <!-- ====================================================================== -->
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76 | <div>
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77 | <db:refname>equation</db:refname>
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78 | <db:refpurpose>A displayed mathematical equation</db:refpurpose>
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79 | <define name="db.equation.role.attribute">
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80 | <attribute name="role"/>
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81 | </define>
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82 | <define name="db.equation.label.attribute">
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83 | <ref name="db.label.attribute"/>
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84 | </define>
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85 | <define name="db.equation.attlist">
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86 | <interleave>
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87 | <optional>
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88 | <ref name="db.equation.role.attribute"/>
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89 | </optional>
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90 | <ref name="db.common.attributes"/>
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91 | <ref name="db.common.linking.attributes"/>
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92 | <optional>
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93 | <ref name="db.equation.label.attribute"/>
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94 | </optional>
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95 | <optional>
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96 | <ref name="db.pgwide.attribute"/>
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97 | </optional>
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98 | <optional>
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99 | <ref name="db.floatstyle.attribute"/>
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100 | </optional>
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101 | </interleave>
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102 | </define>
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103 | <define name="db.equation.info">
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104 | <ref name="db._info.title.only"/>
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105 | </define>
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106 | <define name="db.equation">
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107 | <element name="equation">
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108 | <ref name="db.equation.attlist"/>
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109 | <ref name="db.equation.info"/>
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110 | <optional>
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111 | <ref name="db.alt"/>
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112 | </optional>
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113 | <ref name="db.equation.content"/>
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114 | <optional>
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115 | <ref name="db.caption"/>
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116 | </optional>
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117 | </element>
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118 | </define>
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119 | </div>
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120 | <!-- ====================================================================== -->
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121 | <div>
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122 | <db:refname>informalequation</db:refname>
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123 | <db:refpurpose>A displayed mathematical equation without a title</db:refpurpose>
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124 | <define name="db.informalequation.role.attribute">
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125 | <attribute name="role"/>
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126 | </define>
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127 | <define name="db.informalequation.attlist">
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128 | <interleave>
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129 | <optional>
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130 | <ref name="db.informalequation.role.attribute"/>
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131 | </optional>
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132 | <ref name="db.common.attributes"/>
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133 | <ref name="db.common.linking.attributes"/>
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134 | </interleave>
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135 | </define>
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136 | <define name="db.informalequation.info">
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137 | <ref name="db._info.title.forbidden"/>
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138 | </define>
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139 | <define name="db.informalequation">
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140 | <element name="informalequation">
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141 | <ref name="db.informalequation.attlist"/>
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142 | <ref name="db.informalequation.info"/>
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143 | <optional>
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144 | <ref name="db.alt"/>
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145 | </optional>
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146 | <ref name="db.equation.content"/>
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147 | <optional>
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148 | <ref name="db.caption"/>
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149 | </optional>
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150 | </element>
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151 | </define>
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152 | </div>
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153 | <!-- ====================================================================== -->
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154 | <div>
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155 | <db:refname>inlineequation</db:refname>
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156 | <db:refpurpose>A mathematical equation or expression occurring inline</db:refpurpose>
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157 | <define name="db.inlineequation.role.attribute">
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158 | <attribute name="role"/>
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159 | </define>
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160 | <define name="db.inlineequation.attlist">
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161 | <interleave>
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162 | <optional>
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163 | <ref name="db.inlineequation.role.attribute"/>
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164 | </optional>
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165 | <ref name="db.common.attributes"/>
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166 | <ref name="db.common.linking.attributes"/>
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167 | </interleave>
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168 | </define>
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169 | <define name="db.inlineequation">
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170 | <element name="inlineequation">
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171 | <ref name="db.inlineequation.attlist"/>
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172 | <optional>
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173 | <ref name="db.alt"/>
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174 | </optional>
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175 | <ref name="db.inlineequation.content"/>
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176 | </element>
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177 | </define>
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178 | </div>
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179 | <!-- ====================================================================== -->
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180 | <div>
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181 | <db:refname>mathphrase</db:refname>
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182 | <db:refpurpose>A mathematical phrase that can be represented with ordinary text and a small amount of markup</db:refpurpose>
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183 | <define name="db.mathphrase.role.attribute">
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184 | <attribute name="role"/>
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185 | </define>
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186 | <define name="db.mathphrase.attlist">
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187 | <interleave>
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188 | <optional>
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189 | <ref name="db.mathphrase.role.attribute"/>
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190 | </optional>
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191 | <ref name="db.common.attributes"/>
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192 | <ref name="db.common.linking.attributes"/>
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193 | </interleave>
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194 | </define>
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195 | <define name="db.mathphrase">
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196 | <element name="mathphrase">
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197 | <ref name="db.mathphrase.attlist"/>
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198 | <zeroOrMore>
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199 | <choice>
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200 | <ref name="db._text"/>
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201 | <ref name="db.ubiq.inlines"/>
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202 | <ref name="db._emphasis"/>
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203 | </choice>
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204 | </zeroOrMore>
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205 | </element>
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206 | </define>
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207 | </div>
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208 | </grammar>
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