Helmholtz–Ellis notation: Difference between revisions

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== Harmonic primes ==
== Harmonic primes ==
{| class="wikitable sortable"
{| class="wikitable sortable center-all left-5"
|+
! rowspan="2" |Prime
!Prime
! rowspan="2" |Just Ratio
!Just (ratio)
! colspan="2" |Notation (assuming 1/1 is C)
!Helmholtz-Ellis notation
! rowspan="2" |Comments
assuming 1/1 is C
!Comments
|-
|-
|1
! 2020 version
|1/1
! 2004 version
|[[File:HejiC.svg|48x48px]]
|Default staff notation represents Pythagorean tuning
|-
|-
|3
| 1
|3/2
| 1/1
|[[File:HejiG.svg|48x48px]]
| [[File:HejiC.svg|48x48px]]
|Default staff notation represents Pythagorean tuning  
| [[File:HejiC.svg|48x48px]]
| Default staff notation represents Pythagorean tuning
|-
|-
|5
| 3
|5/4
| 3/2
|[[File:Heji17.svg|48x48px]][[File:HejiE.svg|48x48px]]
| [[File:HejiG.svg|48x48px]]
| [[File:HejiG.svg|48x48px]]
| Default staff notation represents Pythagorean tuning
|-
| 5
| 5/4
| [[File:Heji17.svg|48x48px]][[File:HejiE.svg|48x48px]]
| [[File:Heji17.svg|48x48px]][[File:HejiE.svg|48x48px]]
|
|
|-
|-
|7
| 7
|7/4
| 7/4
|[[File:Heji37.svg|48x48px]][[File:Heji11.svg|48x48px]][[File:HejiB.svg|48x48px]]
| [[File:Heji37.svg|48x48px]][[File:Heji11.svg|48x48px]][[File:HejiB.svg|48x48px]]
| [[File:Heji37.svg|48x48px]][[File:Heji11.svg|48x48px]][[File:HejiB.svg|48x48px]]
|
|
|-
|-
|11
| 11
|11/8
| 11/8
|[[File:Heji41.svg|48x48px]][[File:HejiF.svg|48x48px]]
| [[File:Heji41.svg|48x48px]][[File:HejiF.svg|48x48px]]
| [[File:Heji41.svg|48x48px]][[File:HejiF.svg|48x48px]]
|
|
|-
|-
|13
| 13
|13/8
| 13/8
|[[File:Heji42.svg|48x48px]][[File:HejiA.svg|48x48px]]
| [[File:Heji42.svg|48x48px]][[File:HejiA.svg|48x48px]]
| [[File:Heji42.svg|48x48px]][[File:HejiA.svg|48x48px]]
|
|
|-
|-
|17
|17
|17/16
|17/16
|[[File:Heji44.svg|48x48px]][[File:Heji12.svg|48x48px]][[File:HejiD.svg|48x48px]]
| [[File:Heji44.svg|48x48px]][[File:Heji25.svg|48x48px]][[File:HejiC.svg|48x48px]]
|
| [[File:Heji44.svg|48x48px]][[File:Heji12.svg|48x48px]][[File:HejiD.svg|48x48px]]
| Definition of the accidental is revised from 256/255 to 2187/2176<br>in the 2020 version by Plainsound Music Edition
|-
|-
|19
| 19
|19/16
| 19/16
|[[File:Heji47.svg|48x48px]][[File:Heji11.svg|48x48px]][[File:HejiE.svg|48x48px]]
| [[File:Heji47.svg|48x48px]][[File:Heji11.svg|48x48px]][[File:HejiE.svg|48x48px]]
| [[File:Heji47.svg|48x48px]][[File:Heji11.svg|48x48px]][[File:HejiE.svg|48x48px]]
|
|
|-
|-
|23
| 23
|23/16
| 23/16
|[[File:Heji49.svg|48x48px]][[File:Heji25.svg|48x48px]][[File:HejiF.svg|48x48px]]
| [[File:Heji49.svg|48x48px]][[File:Heji25.svg|48x48px]][[File:HejiF.svg|48x48px]]
| [[File:Heji49.svg|48x48px]][[File:Heji25.svg|48x48px]][[File:HejiF.svg|48x48px]]
|
|
|-
|-
|29
| 29
|29/16
| 29/16
|[[File:Heji51.svg|48x48px]][[File:Heji12.svg|48x48px]][[File:HejiB.svg|48x48px]]
|
|
| [[File:Heji51.svg|48x48px]][[File:Heji12.svg|48x48px]][[File:HejiB.svg|48x48px]]
| Definition of the accidental is revised from 145/144 to 261/256<br>in the 2020 version by Plainsound Music Edition
|-
|-
|31
| 31
|31/16
| 31/16
|[[File:Heji52.svg|48x48px]][[File:HejiC.svg|48x48px]]
| [[File:Heji52.svg|48x48px]][[File:HejiC.svg|48x48px]]
|
|  
| Definition of the accidental is revised from 1024/1023 to 32/31<br>in the 2020 version by Plainsound Music Edition
|}
|}


== External links ==
== External links ==
* [http://tonalsoft.com/enc/h/hewm.aspx HEWM Notation (Helmholtz-Ellis-Wolf-Monzo)] – Tonalsoft enyclopedia of microtonal music theory
* [http://tonalsoft.com/enc/h/hewm.aspx HEWM Notation (Helmholtz-Ellis-Wolf-Monzo)] – Tonalsoft enyclopedia of microtonal music theory
* [http://www.plainsound.org/pdfs/ji_notation.pdf Sabat/von Schweinitz – Extended Helmholtz-Ellis JI Pitch Notation]
* [https://marsbat.space/pdfs/HEJI2legend+series.pdf The Helmholtz-Ellis JI Pitch Notation (HEJI)] by Marc Sabat and Thomas Nicholson from Plainsound Music Edition – 2020 version with revised symbols for primes up to 47 entirely based on alterations of Pythagorean notes
* [http://www.plainsound.org/pdfs/ji_notation.pdf Extended Helmholtz-Ellis JI Pitch Notation] by Marc Sabat and Wolfgang von Schweinitz from Plainsound Music Edition – deprecated<ref>See [https://marsbat.space/#writing Marc Sabat : Music & Writings]. </ref> 2004 version
* [https://www.plainsound.org/HEJI/ Plainsound Harmonic Space Calculator]
* [https://www.plainsound.org/HEJI/ Plainsound Harmonic Space Calculator]
<references/>


== See also ==
== See also ==