<proport>

(proportion) – Description of note duration as arithmetic ratio.
5.3 Proportions
Module
MEI.mensural
Attributes
@altsym, @class, @color, @copyof, @corresp, @facs, @follows, @fontfam, @fontname, @fontsize, @fontstyle, @fontweight, @glyph.auth, @glyph.name, @glyph.num, @glyph.uri, @label, @letterspacing, @lineheight, @loc, @meiversion, @n, @next, @num, @numbase, @precedes, @prev, @resp, @sameas, @synch, @type, @xml:base, @xml:id
@altsym(optional)Provides a way of pointing to a user-defined symbol. It must contain a reference to an ID of a <symbolDef> element elsewhere in the document.
<proport>att.proport.visatt.altSym@altsym
@class(optional)Contains one or more URIs which denote classification terms that apply to the entity bearing this attribute.
<proport>att.commonatt.typedatt.classed@class
@color(optional)Used to indicate visual appearance. Do not confuse this with the musical term 'color' as used in pre-CMN notation.
<proport>att.proport.visatt.color@color
@copyof(optional)Points to an element of which the current element is a copy.
<proport>att.commonatt.linking@copyof
@corresp(optional)Used to point to other elements that correspond to this one in a generic fashion.
<proport>att.commonatt.linking@corresp
@facs(optional)Points to one or more images, portions of an image, or surfaces which correspond to the current element.
<proport>att.facsimile@facs
@follows(optional)points to one or more events in a user-defined collection that are known to be predecessors of the current element.
<proport>att.commonatt.linking@follows
@fontfam(optional)Contains the name of a font-family.
<proport>att.proport.visatt.typography@fontfam
@fontname(optional)Holds the name of a font.
<proport>att.proport.visatt.typography@fontname
@fontsize(optional)Indicates the size of a font expressed in printers' points, i.e., 1/72nd of an inch, relative terms, e.g., small, larger, etc., or percentage values relative to normal size, e.g., 125%.
<proport>att.proport.visatt.typography@fontsize
@fontstyle(optional)Records the style of a font, i.e., italic, oblique, or normal.
<proport>att.proport.visatt.typography@fontstyle
@fontweight(optional)Used to indicate bold type.
<proport>att.proport.visatt.typography@fontweight
@glyph.auth(optional)A name or label associated with the controlled vocabulary from which the value of @glyph.name or @glyph.num is taken, or the textual content of the element. Suggested values are: "smufl" (Standard Music Font Layout.)
<proport>att.proport.visatt.extSymatt.extSym.auth@glyph.auth
@glyph.name(optional)Glyph name.
<proport>att.proport.visatt.extSymatt.extSym.names@glyph.name
@glyph.num(optional)Numeric glyph reference in hexadecimal notation, e.g., "#xE000" or "U+E000". N.B. SMuFL version 1.18 uses the range U+E000 - U+ECBF.
<proport>att.proport.visatt.extSymatt.extSym.names@glyph.num
@glyph.uri(optional)The web-accessible location of the controlled vocabulary from which the value of @glyph.name or @glyph.num is taken, or the textual content of the element.
<proport>att.proport.visatt.extSymatt.extSym.auth@glyph.uri
@label(optional)Captures text to be used to generate a label for the element to which it’s attached, a "tool tip" or prefatory text, for example. Should not be used to record document content.
<proport>att.commonatt.labelled@label
@letterspacing(optional)Indicates letter spacing (aka tracking) in analogy to the CSS letter-spacing property.
<proport>att.proport.visatt.typography@letterspacing
@lineheight(optional)Indicates line height in analogy to the CSS line-height property.
<proport>att.proport.visatt.typography@lineheight
@loc(optional)Holds the staff location of the feature.
<proport>att.proport.visatt.staffLoc@loc
@meiversion(recommended)Specifies a generic MEI version label. Allowed values are: "6.0-dev" (Version of MEI), "6.0-dev+anyStart" (Version of MEI All AnyStart customization)
<proport>att.commonatt.basicatt.meiVersion@meiversion
@n(optional)Provides a number-like designation that indicates an element’s position in a sequence of similar elements. May not contain space characters.
<proport>att.commonatt.nNumberLike@n
@next(optional)Used to point to the next event(s) in a user-defined collection.
<proport>att.commonatt.linking@next
@num(optional)Along with numbase, describes duration as a ratio. num is the first value in the ratio, while numbase is the second.
<proport>att.proport.logatt.duration.ratio@num
@numbase(optional)Along with num, describes duration as a ratio. num is the first value in the ratio, while numbase is the second.
<proport>att.proport.logatt.duration.ratio@numbase
@precedes(optional)Points to one or more events in a user-defined collection that are known to be successors of the current element.
<proport>att.commonatt.linking@precedes
@prev(optional)Points to the previous event(s) in a user-defined collection.
<proport>att.commonatt.linking@prev
@resp(optional)Indicates the agent(s) responsible for some aspect of the text’s transcription, editing, or encoding. Its value must point to one or more identifiers declared in the document header.
<proport>att.commonatt.responsibility@resp
@sameas(optional)Points to an element that is the same as the current element but is not a literal copy of the current element.
<proport>att.commonatt.linking@sameas
@synch(optional)Points to elements that are synchronous with the current element.
<proport>att.commonatt.linking@synch
@type(optional)Designation which characterizes the element in some sense, using any convenient classification scheme or typology that employs single-token labels.
<proport>att.commonatt.typed@type
@xml:base(optional)Provides a base URI reference with which applications can resolve relative URI references into absolute URI references.
<proport>att.commonatt.basic@xml:base
@xml:id(optional)Regularizes the naming of an element and thus facilitates building links between it and other resources. Each id attribute within a document must have a unique value.
<proport>att.commonatt.basicatt.id@xml:id
(MEI.shared) Attributes common to many elements.
(MEI.shared) Attributes that form the basis of the att.common class.
@xml:base(optional)Provides a base URI reference with which applications can resolve relative URI references into absolute URI references.
(MEI.shared) Attributes that uniquely identify an element.
@xml:id(optional)Regularizes the naming of an element and thus facilitates building links between it and other resources. Each id attribute within a document must have a unique value.
(MEI.shared) Attributes that record the version of MEI in use.
@meiversion(recommended)Specifies a generic MEI version label. Allowed values are: "6.0-dev" (Version of MEI), "6.0-dev+anyStart" (Version of MEI All AnyStart customization)
(MEI.shared)
@label(optional)Captures text to be used to generate a label for the element to which it’s attached, a "tool tip" or prefatory text, for example. Should not be used to record document content.
(MEI.shared) Attributes that specify element-to-element relationships.
@copyof(optional)Points to an element of which the current element is a copy.
@corresp(optional)Used to point to other elements that correspond to this one in a generic fashion.
@follows(optional)points to one or more events in a user-defined collection that are known to be predecessors of the current element.
@next(optional)Used to point to the next event(s) in a user-defined collection.
@precedes(optional)Points to one or more events in a user-defined collection that are known to be successors of the current element.
@prev(optional)Points to the previous event(s) in a user-defined collection.
@sameas(optional)Points to an element that is the same as the current element but is not a literal copy of the current element.
@synch(optional)Points to elements that are synchronous with the current element.
(MEI.shared) Attributes used to supply a number-like designation for an element.
@n(optional)Provides a number-like designation that indicates an element’s position in a sequence of similar elements. May not contain space characters.
(MEI.shared) Attributes capturing information regarding responsibility for some aspect of the text's creation, transcription, editing, or encoding.
@resp(optional)Indicates the agent(s) responsible for some aspect of the text’s transcription, editing, or encoding. Its value must point to one or more identifiers declared in the document header.
(MEI.shared) Attributes which can be used to classify features.
@type(optional)Designation which characterizes the element in some sense, using any convenient classification scheme or typology that employs single-token labels.
(MEI.shared) Attributes which can be used to classify features.
@class(optional)Contains one or more URIs which denote classification terms that apply to the entity bearing this attribute.
(MEI.facsimile) Attributes that associate a feature corresponding with all or part of an image.
@facs(optional)Points to one or more images, portions of an image, or surfaces which correspond to the current element.
(MEI.mensural) Logical domain attributes. These attributes describe augmentation or diminution of the normal value of the notes in mensural notation as a ratio.
(MEI.shared) Attributes that describe duration as a ratio.
@num(optional)Along with numbase, describes duration as a ratio. num is the first value in the ratio, while numbase is the second.
@numbase(optional)Along with num, describes duration as a ratio. num is the first value in the ratio, while numbase is the second.
(MEI.visual) Visual domain attributes.
(MEI.usersymbols) Attributes supplying pointers to user-defined symbols.
@altsym(optional)Provides a way of pointing to a user-defined symbol. It must contain a reference to an ID of a <symbolDef> element elsewhere in the document.
(MEI.shared) Visual color attributes.
@color(optional)Used to indicate visual appearance. Do not confuse this with the musical term 'color' as used in pre-CMN notation.
(MEI.externalsymbols) Attributes used to associate MEI features with corresponding glyphs in an externally-defined standard such as SMuFL.
(MEI.externalsymbols) Attributes that point to an external symbol authority.
@glyph.auth(optional)A name or label associated with the controlled vocabulary from which the value of @glyph.name or @glyph.num is taken, or the textual content of the element. Suggested values are: "smufl" (Standard Music Font Layout.)
@glyph.uri(optional)The web-accessible location of the controlled vocabulary from which the value of @glyph.name or @glyph.num is taken, or the textual content of the element.
(MEI.externalsymbols) Attributes that specify names or values taken from an external symbol authority.
@glyph.name(optional)Glyph name.
@glyph.num(optional)Numeric glyph reference in hexadecimal notation, e.g., "#xE000" or "U+E000". N.B. SMuFL version 1.18 uses the range U+E000 - U+ECBF.
(MEI.shared) Attributes that identify location on a staff in terms of lines and spaces.
@loc(optional)Holds the staff location of the feature.
(MEI.shared) Typographical attributes.
@fontfam(optional)Contains the name of a font-family.
@fontname(optional)Holds the name of a font.
@fontsize(optional)Indicates the size of a font expressed in printers' points, i.e., 1/72nd of an inch, relative terms, e.g., small, larger, etc., or percentage values relative to normal size, e.g., 125%.
@fontstyle(optional)Records the style of a font, i.e., italic, oblique, or normal.
@fontweight(optional)Used to indicate bold type.
@letterspacing(optional)Indicates letter spacing (aka tracking) in analogy to the CSS letter-spacing property.
@lineheight(optional)Indicates line height in analogy to the CSS line-height property.
(MEI.gestural) Gestural domain attributes.
(MEI.analytical) Analytical domain attributes.
@glyph.auth(optional)A name or label associated with the controlled vocabulary from which the value of @glyph.name or @glyph.num is taken, or the textual content of the element. Suggested values are: "smufl" (Standard Music Font Layout.)
@glyph.name(optional)Glyph name.
@glyph.num(optional)Numeric glyph reference in hexadecimal notation, e.g., "#xE000" or "U+E000". N.B. SMuFL version 1.18 uses the range U+E000 - U+ECBF.
@glyph.uri(optional)The web-accessible location of the controlled vocabulary from which the value of @glyph.name or @glyph.num is taken, or the textual content of the element.
@facs(optional)Points to one or more images, portions of an image, or surfaces which correspond to the current element.
@class(optional)Contains one or more URIs which denote classification terms that apply to the entity bearing this attribute.
@color(optional)Used to indicate visual appearance. Do not confuse this with the musical term 'color' as used in pre-CMN notation.
@copyof(optional)Points to an element of which the current element is a copy.
@corresp(optional)Used to point to other elements that correspond to this one in a generic fashion.
@follows(optional)points to one or more events in a user-defined collection that are known to be predecessors of the current element.
@fontfam(optional)Contains the name of a font-family.
@fontname(optional)Holds the name of a font.
@fontsize(optional)Indicates the size of a font expressed in printers' points, i.e., 1/72nd of an inch, relative terms, e.g., small, larger, etc., or percentage values relative to normal size, e.g., 125%.
@fontstyle(optional)Records the style of a font, i.e., italic, oblique, or normal.
@fontweight(optional)Used to indicate bold type.
@label(optional)Captures text to be used to generate a label for the element to which it’s attached, a "tool tip" or prefatory text, for example. Should not be used to record document content.
@letterspacing(optional)Indicates letter spacing (aka tracking) in analogy to the CSS letter-spacing property.
@lineheight(optional)Indicates line height in analogy to the CSS line-height property.
@loc(optional)Holds the staff location of the feature.
@meiversion(recommended)Specifies a generic MEI version label. Allowed values are: "6.0-dev" (Version of MEI), "6.0-dev+anyStart" (Version of MEI All AnyStart customization)
@n(optional)Provides a number-like designation that indicates an element’s position in a sequence of similar elements. May not contain space characters.
@next(optional)Used to point to the next event(s) in a user-defined collection.
@num(optional)Along with numbase, describes duration as a ratio. num is the first value in the ratio, while numbase is the second.
@numbase(optional)Along with num, describes duration as a ratio. num is the first value in the ratio, while numbase is the second.
@precedes(optional)Points to one or more events in a user-defined collection that are known to be successors of the current element.
@prev(optional)Points to the previous event(s) in a user-defined collection.
@resp(optional)Indicates the agent(s) responsible for some aspect of the text’s transcription, editing, or encoding. Its value must point to one or more identifiers declared in the document header.
@sameas(optional)Points to an element that is the same as the current element but is not a literal copy of the current element.
@synch(optional)Points to elements that are synchronous with the current element.
@type(optional)Designation which characterizes the element in some sense, using any convenient classification scheme or typology that employs single-token labels.
@xml:base(optional)Provides a base URI reference with which applications can resolve relative URI references into absolute URI references.
@xml:id(optional)Regularizes the naming of an element and thus facilitates building links between it and other resources. Each id attribute within a document must have a unique value.
@altsym(optional)Provides a way of pointing to a user-defined symbol. It must contain a reference to an ID of a <symbolDef> element elsewhere in the document.
Member of
model.eventLike.mensuralGroups event elements that occur in the mensural repertoire.
model.staffDefPart.mensuralGroups elements that may appear in the declaration of staff features.
Contained By
(MEI.mensural) Groups event elements that occur in the mensural repertoire.
<ligature>A mensural notation symbol that combines two or more notes into a single sign.
(MEI.mensural) Groups notated events that may appear at the layer level in the mensural repertoire.
(MEI.shared) Groups notated events at the layer level that are shared by the mensural and neume repertoires.
(MEI.shared) Groups notated events that may appear at the layer level in all repertoires.
<abbr>A generic element for 1) a shortened form of a word, including an acronym or 2) a shorthand notation.
<add>Marks an addition to the text.
<corr>Contains the correct form of an apparent erroneous passage.
<damage>Contains an area of damage to the physical medium.
<del>Contains information deleted, marked as deleted, or otherwise indicated as superfluous or spurious in the copy text by an author, scribe, annotator, or corrector.
<expan>Contains the expansion of an abbreviation.
<layer>An independent stream of events on a staff.
<lem>Contains the lemma, or base text, of a textual variation.
<oLayer>A layer that contains an alternative to material in another layer.
<orig>Contains material which is marked as following the original, rather than being normalized or corrected.
<rdg>Contains a single reading within a textual variation.
<reg>Contains material which has been regularized or normalized in some sense.
<restore>Indicates restoration of material to an earlier state by cancellation of an editorial or authorial marking or instruction.
<sic>Contains apparently incorrect or inaccurate material.
<supplied>Contains material supplied by the transcriber or editor for any reason.
<unclear>Contains material that cannot be transcribed with certainty because it is illegible or inaudible in the source.
(MEI.mensural) Groups elements that may appear in the declaration of staff features.
(MEI.shared) Groups elements that may appear in the declaration of staff features.
<staffDef>Container for staff meta-information.
<oLayer>A layer that contains an alternative to material in another layer.
<lem>Contains the lemma, or base text, of a textual variation.
<rdg>Contains a single reading within a textual variation.
<abbr>A generic element for 1) a shortened form of a word, including an acronym or 2) a shorthand notation.
<add>Marks an addition to the text.
<corr>Contains the correct form of an apparent erroneous passage.
<damage>Contains an area of damage to the physical medium.
<del>Contains information deleted, marked as deleted, or otherwise indicated as superfluous or spurious in the copy text by an author, scribe, annotator, or corrector.
<expan>Contains the expansion of an abbreviation.
<orig>Contains material which is marked as following the original, rather than being normalized or corrected.
<reg>Contains material which has been regularized or normalized in some sense.
<restore>Indicates restoration of material to an earlier state by cancellation of an editorial or authorial marking or instruction.
<sic>Contains apparently incorrect or inaccurate material.
<supplied>Contains material supplied by the transcriber or editor for any reason.
<unclear>Contains material that cannot be transcribed with certainty because it is illegible or inaudible in the source.
<ligature>A mensural notation symbol that combines two or more notes into a single sign.
<layer>An independent stream of events on a staff.
<staffDef>Container for staff meta-information.
May Contain
– (<proport> may not have child elements)
Remarks

The proport element is provided for the encoding of mensural notation. It allows the description of note durations as arithmetic ratios. While mensuration refers to the normal relationships between note durations, proportion affects the relations of the note durations to the tactus.

Declaration
<elementSpec xmlns="http://www.tei-c.org/ns/1.0" rend="add" ident="proport" module="MEI.mensural">
<gloss xml:lang="en">proportion</gloss>
<desc xml:lang="en">Description of note duration as arithmetic ratio.</desc>
<classes>
<memberOf key="att.common"/>
<memberOf key="att.facsimile"/>
<memberOf key="att.proport.log"/>
<memberOf key="att.proport.vis"/>
<memberOf key="att.proport.ges"/>
<memberOf key="att.proport.anl"/>
<memberOf key="model.eventLike.mensural"/>
<memberOf key="model.staffDefPart.mensural"/>
</classes>
<content>
<empty/>
</content>
<remarks xml:lang="en">
<p>The proport element is provided for the encoding of mensural notation. It allows the description of note durations as arithmetic ratios. While mensuration refers to the normal relationships between note durations, proportion affects the relations of the note durations to the tactus.</p>
</remarks>
</elementSpec>
MEI Version: 6.0-dev+anyStart(#021ede6)