Paul von Jankó (2 June 1856 – 17 March 1919) was a Hungarian

pianist A pianist ( , ) is an individual musician who plays the piano. Since most forms of Western music can make use of the piano, pianists have a wide repertoire and a wide variety of styles to choose from, among them traditional classical music, ja ...

engineer Engineers, as practitioners of engineering, are professionals who invent, design, analyze, build and test machines, complex systems, structures, gadgets and materials to fulfill functional objectives and requirements while considering the l ...

and

Idist Ido () is a constructed language derived from Reformed Esperanto, and similarly designed with the goal of being a universal second language for people of diverse backgrounds. To function as an effective ''international auxiliary language'', I ...

. He first studied

mathematics Mathematics is an area of knowledge that includes the topics of numbers, formulas and related structures, shapes and the spaces in which they are contained, and quantities and their changes. These topics are represented in modern mathematics ...

and

music Music is generally defined as the art of arranging sound to create some combination of form, harmony, melody, rhythm or otherwise expressive content. Exact definitions of music vary considerably around the world, though it is an aspect ...

Vienna en, Viennese , iso_code = AT-9 , registration_plate = W , postal_code_type = Postal code , postal_code = , timezone = CET , utc_offset = +1 , timezone_DST ...

, where he was a pupil of H. Schmitt, J. Krenn and

Anton Bruckner Josef Anton Bruckner (; 4 September 182411 October 1896) was an Austrian composer, organist, and music theorist best known for his symphonies, masses, Te Deum and motets. The first are considered emblematic of the final stage of Austro-Germ ...

. He then moved to

Berlin Berlin ( , ) is the capital and largest city of Germany by both area and population. Its 3.7 million inhabitants make it the European Union's most populous city, according to population within city limits. One of Germany's sixteen constitue ...

where he during the years 1881 and 1882 studied mathematics at the city's University, and piano with H. Erlich. Jankó was also a proponent of the

international auxiliary language An international auxiliary language (sometimes acronymized as IAL or contracted as auxlang) is a language meant for communication between people from all different nations, who do not share a common first language. An auxiliary language is primaril ...

Ido Ido () is a constructed language derived from Reformed Esperanto, and similarly designed with the goal of being a universal second language for people of diverse backgrounds. To function as an effective ''international auxiliary language'', I ...

, though he had formerly been an

Esperantist An Esperantist ( eo, esperantisto) is a person who speaks, reads or writes Esperanto. According to the Declaration of Boulogne, a document agreed upon at the first World Esperanto Congress in 1905, an Esperantist is someone who speaks Esperanto ...

. On the 16th of August 1909, Jankó became a member of the Ido-Akademio, the predecessor to the

ULI Uli may refer to: *Uli, Iran, a village *Uli, Anambra, a town in Nigeria * Uli I of Mali * Uli (design), by the Igbo people of Nigeria * Uli figure, from New Ireland, Papua New Guinea *Uli (food), a rice-based food * ISO 639 code for the Ulithian ...

. He was secretary of the Academy from 1912 to 1913. Jankó also created the Ido-Stelo, the symbol of the

movement, modelled after the Verda Stelo. In 1882 Jankó

patent A patent is a type of intellectual property that gives its owner the legal right to exclude others from making, using, or selling an invention for a limited period of time in exchange for publishing an enabling disclosure of the invention."A p ...

ed the

Jankó keyboard The Jankó keyboard is a musical keyboard layout for a piano designed by Paul von Jankó, a Hungarian pianist and engineer, in 1882. It was designed to overcome two limitations on the traditional piano keyboard: the large-scale geometry of the k ...

, with six rows of keys, drawing upon earlier designs by

Conrad Henfling Conrad Henfling (1648–1716 Ansbach, Germany),Leibniz und Der Briefwechsel zwischen Henfling Conrad by Rudolf von Herausgegeben Haase, Vittorio Klostermann, Frankfurt am Main, 1982, musicologist, musician, mathematician and lawyerBaierisches Musi ...

(1708), Johann Rohleder (1791) and William Lunn (1843).Janko Keyboard Piano
on Piano World From the year 1886 he used this instrument at his own concert journeys. The

Norwegian Norwegian, Norwayan, or Norsk may refer to: *Something of, from, or related to Norway, a country in northwestern Europe *Norwegians, both a nation and an ethnic group native to Norway *Demographics of Norway *The Norwegian language, including the ...

pianist Tekla Nathan Bjerke was a pupil of Jankó, and played many concerts in Norway using this instrument. The Jankó keyboard wasn't used by many people as it was hard for them to relearn new fingering on a strange keyboard.Margaret Cranmer. "Jankó, Paul von." Grove Music Online. Oxford Music Online. Oxford University Press, accessed October 11, 2014, http://www.oxfordmusiconline.com/subscriber/article/grove/music/14136.

External links

*
Obituary
in

Zeitschrift für Instrumentenbau The ''Zeitschrift für Instrumentenbau'' ("ZfI") (''Journal for the Construction of Musical Instruments'') was a German-language journal dealing in large part with the manufacture of musical instruments. It was published in Leipzig from 1880 throug ...

, Vol. 40, 1919-20

References

1856 births 1919 deaths Hungarian classical pianists Hungarian male musicians Male classical pianists Hungarian engineers Hungarian inventors Idists 19th-century classical pianists 19th-century male musicians Musicians from Austria-Hungary Engineers from Austria-Hungary {{Hungary-classical-musician-stub