<app>

<app> (apparatus entry) contains one entry in a critical apparatus, with an optional lemma and at least one reading. 12.1.1 The Apparatus Entry
Modul textcrit — 12 Critical Apparatus
Neben global gültigen Attributen
type classifies the variation contained in this element according to some convenient typology.
Zustand Optional
Datentyp 

<rng:ref name="data.enumerated"/>
data.enumerated
Werte Any convenient descriptive word or phrase, describing the extent of the variation (e.g. word, phrase, punctuation, etc.) its text-critical significance (e.g. significant, accidental, unclear), or the nature of the variation or the principles required to understand it (e.g. lectio difficilior, usus auctoris, etc.)
from identifies the beginning of the lemma in the base text, if necessary.
Zustand Optional
Datentyp 

<rng:ref name="data.pointer"/>
data.pointer
Werte any valid identifier
to identifies the endpoint of the lemma in the base text, if necessary.
Zustand Optional
Datentyp 

<rng:ref name="data.pointer"/>
data.pointer
Werte any valid identifier
loc (location) indicates the location of the variation, when the location-referenced method of apparatus markup is used.
Zustand Obligatorisch wenn zutreffend
Datentyp 1–∞ Vorkommen von  

<rng:ref name="data.word"/>
data.word
Durch Leerzeichen getrennt
Werte A string containing a canonical reference for the passage to which the variation applies.
Verwendet von
model.pPart.transcriptional
Kann enthalten
analysis: interp interpGrp span spanGrp
certainty: certainty precision respons
core: cb gap index lb milestone note pb
figures: figure
iso-fs: fLib fs fvLib
linking: alt altGrp anchor join joinGrp link linkGrp timeline
spoken: incident kinesic pause shift vocal writing
textcrit: lem rdg rdgGrp wit witDetail
transcr: addSpan damageSpan delSpan fw gb space
Deklaration 

<rng:element name="app">
 <rng:ref name="att.global.attributes"/>
 <rng:optional>
  <rng:attribute name="type">
   <rng:ref name="data.enumerated"/>
  </rng:attribute>
 </rng:optional>
 <rng:optional>
  <rng:attribute name="from">
   <rng:ref name="data.pointer"/>
  </rng:attribute>
 </rng:optional>
 <rng:optional>
  <rng:attribute name="to">
   <rng:ref name="data.pointer"/>
  </rng:attribute>
 </rng:optional>
 <rng:optional>
  <rng:attribute name="loc">
   <rng:list>
    <rng:ref name="data.word"/>
    <rng:zeroOrMore>
     <rng:ref name="data.word"/>
    </rng:zeroOrMore>
   </rng:list>
  </rng:attribute>
 </rng:optional>
 <rng:group>
  <rng:zeroOrMore>
   <rng:ref name="model.global"/>
  </rng:zeroOrMore>
  <rng:optional>
   <rng:ref name="lem"/>
   <rng:zeroOrMore>
    <rng:ref name="model.global"/>
   </rng:zeroOrMore>
   <rng:optional>
    <rng:ref name="wit"/>
    <rng:zeroOrMore>
     <rng:ref name="model.global"/>
    </rng:zeroOrMore>
   </rng:optional>
  </rng:optional>
  <rng:zeroOrMore>
   <rng:choice>
    <rng:group>
     <rng:ref name="model.rdgLike"/>
     <rng:zeroOrMore>
      <rng:ref name="model.global"/>
     </rng:zeroOrMore>
     <rng:optional>
      <rng:ref name="wit"/>
      <rng:zeroOrMore>
       <rng:ref name="model.global"/>
      </rng:zeroOrMore>
     </rng:optional>
    </rng:group>
    <rng:group>
     <rng:ref name="rdgGrp"/>
     <rng:zeroOrMore>
      <rng:ref name="model.global"/>
     </rng:zeroOrMore>
     <rng:optional>
      <rng:ref name="wit"/>
      <rng:zeroOrMore>
       <rng:ref name="model.global"/>
      </rng:zeroOrMore>
     </rng:optional>
    </rng:group>
   </rng:choice>
  </rng:zeroOrMore>
 </rng:group>
</rng:element>
element app
{
   att.global.attributes,
   attribute type { data.enumerated }?,
   attribute from { data.pointer }?,
   attribute to { data.pointer }?,
   attribute loc { list { data.word, data.word* } }?,
   (
      model.global*,
      ( lem, model.global*, ( wit, model.global* )? )?,
      (
         ( model.rdgLike, model.global*, ( wit, model.global* )? )
       | ( rdgGrp, model.global*, ( wit, model.global* )? )
      )*
   )
}
Schematron

<sch:assert
 test="count( descendant::tei:lem[ generate-id( current() ) = generate-id( ancestor::tei:app[1] ) ]) < 2">Only one <lem> element may appear within a single
apparatus entry, whether it appears outside a <rdgGrp>
element or within it.</sch:assert>
Beispiel
<app>
 <lem wit="#El #Hg">Experience</lem>
 <rdg wit="#La" type="substantive">Experiment</rdg>
 <rdg wit="#Ra2" type="substantive">Eryment</rdg>
</app>
Beispiel
<app type="substantive">
 <rdgGrp type="subvariants">
  <lem wit="#El #Hg">Experience</lem>
  <rdg wit="#Ha4">Experiens</rdg>
 </rdgGrp>
 <rdgGrp type="subvariants">
  <lem wit="#Cp #Ld1">Experiment</lem>
  <rdg wit="#La">Ex<g ref="#per"/>iment</rdg>
 </rdgGrp>
 <rdgGrp type="subvariants">
  <lem>Eriment<wit>[unattested]</wit>
  </lem>
  <rdg wit="#Ra2">Eryment</rdg>
 </rdgGrp>
</app>