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  2. Clarke Studies - Wikipedia

    en.wikipedia.org/wiki/Clarke_Studies

    The second volume, published in 1912 as Clarke's Technical Studies for Cornet, includes 190 exercises divided into ten studies with notes from the author suggesting how to practice them. Each of the ten studies concludes with an exercise serving as an étude , except for the ninth study, which lacks an exercise labeled as such, and the tenth ...

  3. Category:Free PDF software - Wikipedia

    en.wikipedia.org/wiki/Category:Free_PDF_software

    This is a category of articles relating to free software for making or viewing Portable Document Format (PDF) documents. That is, software which can be freely used, copied, studied, modified, and redistributed by everyone that obtains a copy. Typically, this means software which is distributed with a free software license, and whose source code ...

  4. Category:PDF software - Wikipedia

    en.wikipedia.org/wiki/Category:PDF_software

    Free PDF software (1 C, 27 P) P. PDF readers (1 C, 16 P) Pages in category "PDF software" The following 35 pages are in this category, out of 35 total.

  5. PDF Split and Merge - Wikipedia

    en.wikipedia.org/wiki/PDF_Split_and_Merge

    Merge PDF files selecting entire documents or subsections of them. It provides a number of settings to let the user decide what to do in case the original PDF files contain Acro Forms (Acrobat forms) or an outline ( bookmarks ) and it can generate a table of contents , normalize pages size and page margins and add blank pages.

  6. Clarke's three laws - Wikipedia

    en.wikipedia.org/wiki/Clarke's_three_laws

    The second law is offered as a simple observation in the same essay but its status as Clarke's second law was conferred by others. It was initially a derivative of the first law and formally became Clarke's second law where the author proposed the third law in the 1973 revision of Profiles of the Future , which included an acknowledgement. [ 4 ]

  7. Tuplet - Wikipedia

    en.wikipedia.org/wiki/Tuplet

    The most common tuplet [9] is the triplet (German Triole, French triolet, Italian terzina or tripletta, Spanish tresillo).Whereas normally two quarter notes (crotchets) are the same duration as a half note (minim), three triplet quarter notes have that same duration, so the duration of a triplet quarter note is 2 ⁄ 3 the duration of a standard quarter note.

  8. Apryse - Wikipedia

    en.wikipedia.org/wiki/Apryse

    Apryse, formerly PDFTron Systems Incorporated [1] is a Canadian software company headquartered in Denver, Colorado. The company provides developer tools for enterprise PDF software . [ 2 ]

  9. Étude Op. 25, No. 2 (Chopin) - Wikipedia

    en.wikipedia.org/wiki/Étude_Op._25,_No._2_(Chopin)

    First measures of Chopin's Étude Op. 25, No. 2. (Urtext edition). Étude Op. 25, No. 2, in F minor, is an étude composed by Frédéric Chopin. It was marked 'Presto'. It was preceded by a relative major key. It is based on a polyrhythm, with pairs of eighth-note (quaver) triplets in the right hand against quarter-note (crotchet) triplets in ...