<graph>

<graph> codifica un gráfico, es decir un conjunto de nodos y arcos que conectan los nodos. [19.1 Graphs and Digraphs]
Módulonets — 19 Graphs, Networks, and Trees
Atributosatt.global (@xml:id, @n, @xml:lang, @rend, @style, @rendition, @xml:base, @xml:space) (att.global.linking (@corresp, @synch, @sameAs, @copyOf, @next, @prev, @exclude, @select)) (att.global.analytic (@ana)) (att.global.facs (@facs)) (att.global.change (@change))
typedescribe el tipo de gráfico
Estado Recomendado
Tipo de datos 

<rng:ref name="data.enumerated"/>
data.enumerated
Los valores sugeridos incluyen:
undirected
gráfico no-dirigido
directed
gráfico dirigido
transitionNetwork
un gráfico dirigido con los nodos iniciales y finales distinguidos
transducer
una red de transición con hasta dos escrituras de la etiqueta en cada arco
orderdefine el orden del gráfico, es decir, el número de sus nodos.
Estado Opcional
Tipo de datos 

<rng:ref name="data.count"/>
data.count
sizedefine la dimensión del gráfico, es decir, el número de sus arcos.
Estado Opcional
Tipo de datos 

<rng:ref name="data.count"/>
data.count
Miembro de
model.divPart
Contenido en
core: item note q quote said stage
drama: castList epilogue performance prologue set view
figures: figure
header: change handNote licence scriptNote typeNote
msdescription: accMat acquisition additions collation condition custEvent decoNote filiation foliation layout musicNotation origin provenance source support surrogates
tagdocs: specGrp
textstructure: argument body div div1 div2 div3 div4 div5 div6 div7 epigraph postscript
transcr: metamark
Puede contener
analysis: interp interpGrp span spanGrp
certainty: certainty precision respons
core: cb gap gb index label lb milestone note pb
figures: figure notatedMusic
iso-fs: fLib fs fvLib
linking: alt altGrp anchor join joinGrp link linkGrp timeline
nets: arc node
spoken: incident kinesic pause shift vocal writing
textcrit: witDetail
transcr: addSpan damageSpan delSpan fw listTranspose metamark space substJoin
Declaración

<rng:element name="graph">
 <rng:ref name="att.global.attributes"/>
 <rng:ref name="att.global.linking.attributes"/>
 <rng:ref name="att.global.analytic.attributes"/>
 <rng:ref name="att.global.facs.attributes"/>
 <rng:ref name="att.global.change.attributes"/>
 <rng:optional>
  <rng:attribute name="type">
   <rng:choice>
    <rng:value>undirected</rng:value>
    <rng:value>directed</rng:value>
    <rng:value>transitionNetwork</rng:value>
    <rng:value>transducer</rng:value>
    <rng:data type="Name"/>
   </rng:choice>
  </rng:attribute>
 </rng:optional>
 <rng:optional>
  <rng:attribute name="order">
   <rng:ref name="data.count"/>
  </rng:attribute>
 </rng:optional>
 <rng:optional>
  <rng:attribute name="size">
   <rng:ref name="data.count"/>
  </rng:attribute>
 </rng:optional>
 <rng:group>
  <rng:optional>
   <rng:ref name="label"/>
   <rng:zeroOrMore>
    <rng:ref name="model.global"/>
   </rng:zeroOrMore>
  </rng:optional>
  <rng:choice>
   <rng:group>
    <rng:oneOrMore>
     <rng:ref name="node"/>
     <rng:zeroOrMore>
      <rng:ref name="model.global"/>
     </rng:zeroOrMore>
    </rng:oneOrMore>
    <rng:zeroOrMore>
     <rng:ref name="arc"/>
     <rng:zeroOrMore>
      <rng:ref name="model.global"/>
     </rng:zeroOrMore>
    </rng:zeroOrMore>
   </rng:group>
   <rng:group>
    <rng:oneOrMore>
     <rng:ref name="arc"/>
     <rng:zeroOrMore>
      <rng:ref name="model.global"/>
     </rng:zeroOrMore>
    </rng:oneOrMore>
    <rng:oneOrMore>
     <rng:ref name="node"/>
     <rng:zeroOrMore>
      <rng:ref name="model.global"/>
     </rng:zeroOrMore>
    </rng:oneOrMore>
   </rng:group>
  </rng:choice>
 </rng:group>
</rng:element>
element graph
{
   att.global.attributes,
   att.global.linking.attributes,
   att.global.analytic.attributes,
   att.global.facs.attributes,
   att.global.change.attributes,
   attribute type
   {
      "undirected" | "directed" | "transitionNetwork" | "transducer" | xsd:Name
   }?,
   attribute order { data.count }?,
   attribute size { data.count }?,
   (
      ( label, model.global* )?,
      (
         ( ( node, model.global* )+, ( arc, model.global* )* )
       | ( ( arc, model.global* )+, ( node, model.global* )+ )
      )
   )
}
Ejemplo
<graph
  xml:id="cug1"
  type="undirected"
  order="5"
  size="4"
  rend="LABEL-PLACE bottom center NODE-FRAME none ARC solid line">
 <label>Airline Connections in Southwestern USA</label>
 <node xml:id="lax" degree="2">
  <label>LAX</label>
 </node>
 <node xml:id="lvg" degree="2">
  <label>LVG</label>
 </node>
 <node xml:id="phx" degree="3">
  <label>PHX</label>
 </node>
 <node xml:id="tus" degree="1">
  <label>TUS</label>
 </node>
 <node xml:id="cib" degree="0">
  <label>CIB</label>
 </node>
 <arc from="#lax" to="#lvg"/>
 <arc from="#lax" to="#phx"/>
 <arc from="#lvg" to="#phx"/>
 <arc from="#phx" to="#tus"/>
</graph>