Musical Compositions

• Music by John Greschak
  MIDI, WAV and score (PDF) files of musical compositions by John Greschak.

Poems

• 24 + 16: A Collection of Abstract Poems
  
• A Visual Music Exhibit: Mathematical Impressions
  A poem based on mathematical impressions of the art exhibition, Visual Music: Synaesthesia in Art and Music Since 1900, held at the Hirshhorn Museum in Washington, DC, June 23 through September 11, 2005.
• Considering a Two-Part Image: A Factorial Poem
  A poem consisting of factors that affected the degree to which images in Blueprints for Music: Series 2 were thought to be interesting when they were being created.
• Composers on Mathematical Music: A Subtext Poem
  A poem based on excerpts of writings by composers on mathematical music.
• Speaking of Mathematical Music...: A Four-Voice Poem
  A poem based on the excerpts of writings by composers on mathematical music that were in the initial version of the poem Composers on Mathematical Music.
• Twelve Circular Poems on the Letters O through Z
  A collection of twelve circular poems, which may be used as a mnemonic device to learn the musical intervals associated with the OZ pitch-naming convention.

Plays

• Lines in the Air: A One-Act Play
  A discussion on music composed by John Greschak along with related mathematical and philosophical topics.

Letters

• An Open Letter to JS Bach on Visual-Spatial Music
  This letter introduces the concept of visual-spatial music.

Essays

• What is a Natural Born Citizen of the United States?
  An interpretation of the phrase natural born Citizen as it is used in the United States Constitution.
• Pareidolia: A Vacuous Concept
  Various definitions of the term pareidolia are examined.
• A Perspective on Perspectives of New Music
  This essay questions the value of the journal Perspectives of New Music and refereed journals in general.

Articles

• The Naturalization Acts of Massachusetts: 1776-1790
  A compilation of the naturalization acts of Massachusetts during the years 1776-1790.
• Articles on Eidolumens
  
  
  • Eidolumen: n. Light that is a Resemblance
    The term eidolumen is introduced.
  • A Simple Eidolumen Camera
    A description of a simple eidolumen camera.
  • On Inconspicuous Images within Images of Glass Marbles
    This article discusses inconspicuous images of beings, objects and scenes that one may see in close-up scans of glass marbles.
  • See also: Blueprints for Music: Series 4 and Pareidolia: A Vacuous Concept
    


• Articles on OZ Pitch Names
  A collection of articles on the OZ pitch-naming convention.
  
  
  • The OZ Pitch-Naming Convention
    A description of the pitch-naming convention called OZ.
  • Learning OZ Pitch Names
    A discussion of techniques and tools that may be used to learn the OZ pitch-naming convention.
  • See also: Twelve Circular Poems on the Letters O through Z
    


• What is Mathematical Music?
  This article considers the question of why one might say that a particular work of music is an example of mathematical music. It contains definitions of the following terms: artist, work of art, musical work, mathematician, work of mathematics, mathematics, definition, sign, designee, mathematical object, mathematical sign, mathematical symbol, mathematical term and mathematical model.
• Polytempo Music Articles
  A collection of articles on music in which two or more tempi occur simultaneously.
  
  
  • The Word "Polytempo"
    A discussion of various aspects of the word polytempo.
  • Polytempo Music: An Annotated Bibliography
    A list of polytempo music compositions, and books or articles that discuss polytempo music. The list is limited to works in which music has been notated by using two or more different and simultaneous tempo markings.
  • Facilitating the Performance of Polytempo Music: An Overview
    An overview of the various approaches that have been used by composers to facilitate the performance of polytempo music.
  • Technology-Assisted Conducting of Polytempo Music: Some Possibilities
    This article proposes some suggestions as to how technology might be used to coordinate the performance of polytempo music.
  • Tempo Scales in Polytempo Music: A Survey
    Analogous to a pitch scale, a tempo scale is a collection of tempi arranged in order from lowest to highest or from highest to lowest. This article is a survey of the different forms of tempo scales that have been used in polytempo music.


• Connections between Music and Chess
  An annotated bibliography of musical compositions related to chess, and a list of musical terms that are used in chess.

Books

• The Ird-Ook Book
  

Visual Art

• Blueprints for Music
  A collection of images that depict possible designs for music.
• The Box: A Silent Comic Strip
  

Computer Programs

• PDFmus
  A set of utilities that may be used to process PDF files for music applications. The set includes GetPage (to extract the contents of a page of a PDF file), SetPage (to replace the contents of a page of a PDF file), FRPDF (to find and replace data in a PDF file), and FinalBar (to edit the final barlines of a musical score in a PDF file). Source code is included.

Other Work

• Finale: IWBNI
  724 suggestions for improving the music notation software program Finale by Coda Music Technology, Inc. Includes 5350 votes submitted by visitors. The suggestions contain detailed descriptions of various characteristics of Finale 2000b along with procedures or workarounds for accomplishing a variety of tasks. Some fine points of music engraving are also discussed.