omcdgroup2.rnc

# Schema for OpenMath CD groups

# info on the CD group itself

default namespace = "http://www.openmath.org/OpenMathCDG"

CDGroupName = element CDGroupName { xsd:NCName }
CDGroupVersion = element CDGroupVersion { xsd:nonNegativeInteger }
CDGroupRevision = element CDGroupRevision { xsd:nonNegativeInteger }
CDGroupURL = element CDGroupURL { xsd:anyURI }
CDGroupDescription = element CDGroupDescription { text }
# info on the CDs in the group
CDComment = element CDComment { text }
CDGroupMember =
  element CDGroupMember {CDComment?, CDName,  CDVersion?, CDURL?}
CDGroupInclude = element CDGroupInclude { xsd:anyURI }
CDName = element CDName { xsd:NCName }
CDVersion = element CDVersion { xsd:nonNegativeInteger }
CDURL = element CDURL { text }
# structure of the group
CDGroup =
  element CDGroup {
    attribute version { xsd:string }?,
    CDGroupName,
    CDGroupVersion,
    CDGroupRevision?,
    CDGroupURL,
    CDGroupDescription,
    (CDGroupMember | CDComment | CDGroupInclude)*
  }
start = CDGroup