He says in the page 114 of his autobiography that he was responsible for the null set symbol ( Ø ) and it came from the Norwegian alphabet, with which he alone among the Bourbaki group was familiar.

The null morpheme is represented as either the figure zero ( 0 ) or the empty set symbol Ø.

Unlike in the Scandinavian vowel ' Ø ' and the " empty set " symbol '∅', the slash of a slashed zero usually does not extend past the ellipse ( except in hasty handwriting ).

* In German-speaking countries, Ø is also used as a symbol for average value: average in German is Durchschnitt, directly translated as cut-through.

Handwritten notes use a circle with a line through it and the sound is called " zero "; it resembles the symbol for the " empty set ", but must not be confused with the Danish and Norwegian letter Ø.

Derived letters such as Ö and Ø have been created for the alphabets of some languages to distinguish values that were not present in Latin and Greek, particularly rounded front vowels.

* Ø / ø is not related to, and should not be confused with, the similar-looking Greek Φ / φ or the Cyrillic Ф / ф.

We also allow for an empty set, often denoted Ø and sometimes: a set without any members at all.

In fact, the labial is the least stable of the voiceless stops in the languages of the world, as the unconditioned sound change → (→ → Ø ) is quite common in unrelated languages, having occurred in the history of Classical Japanese, Classical Arabic, and Proto-Celtic, for instance.

There are a large number of cases: absolutive (- Ø ), ergative (- e ), genitive (-( a ) k ), dative / allative (" to, for ") (- r ( a ) for human nouns ,-e for non-human nouns ), locative (" in, at ") (- a, only with non-human nouns ), comitative (- da ), equative (" as, like ") (- gin ), directive / adverbial (" towards ") (- š ( e )), ablative (" from ") (- ta, only with non-human nouns ).

Among the buildings he has designed are Ringsted Town Hall, Mødrehjælpen ( a social institution for women ) in Copenhagen Ø and his own house in Rungsted Kyst Hørsholm, north of Copenhagen ( 1938 ).

* The Turkish, Azerbaijani, Turkmen, Tatar, Finnish, Swedish, Icelandic, Rotuman, German, Estonian, and Hungarian alphabets use the letter Ö instead of Ø. Hungarian uses Ő for the same sound lengthened.

Danish keyboard with keys for Æ, Ø, and Å.

Danish keyboard with keys for Æ, Ø and Å. On Norwegian keyboards the Æ and Ø trade places. On Swedish and Finnish keyboards Æ and Ø are replaced with Ö and Ä, respectively.

The common rifling twist rate for this cartridge is 406 mm ( 1 in 16 in ), 6 grooves, Ø lands = 8. 71 mm, Ø grooves = 9. 02 mm, land width = 2. 69 mm and the primer type is small pistol.

The common rifling twist rate for this cartridge is 254 mm ( 1 in 10 in ), 6 grooves, Ø lands

The rifling twist rate for the. 343 Lapua Magnum LM-107 wildcat cartridge was chosen at 180 mm ( 1: 7 inch ), Ø lands

The common rifling twist rate for this cartridge is 240 mm ( 1 in 9. 45 in ), 4 grooves, Ø lands

The common rifling twist rate for this cartridge is 254 mm ( 1 in 10 in ), 6 grooves, Ø lands

Common rifling twist rate for this cartridge is 381 mm ( 1 in 15 inches ), 5 grooves, Ø lands

On September 14, 2010, the band held a listening party for Ø ( Disambiguation ) at Swinghouse Studios in Los Angeles.

These are examples of an extremely important and powerful property of set algebra, namely, the principle of duality for sets, which asserts that for any true statement about sets, the dual statement obtained by interchanging unions and intersections, interchanging U and Ø and reversing inclusions is also true.

The common rifling twist rate for this cartridge is 305 mm ( 1 in 12 in ), 4 grooves, Ø lands

The light green Æ and Ø show the Danish keyboard layout ; the red are Norwegian, and Ä and Ö Swedish, Finnish and Estonian with Ü and Õ as well.

* The empty language Ø is a regular language.

In English, the suffix-s can represent either,, or can be silent ( written Ø ) depending on context.

This practice conflicts with the use of the letter " Ø " in the Danish and Norwegian languages.

Its modern online name, including its domain name, is therefore " l0pht " ( with a zero ), not " lopht " ( with an O ), or " lØpht " ( with a Nordic Ø ), the latter of which would not have been a valid domain name at the time of its founding.

Red is Bokmål, blue is Nynorsk and gray depicts Ø | neutral areas. In the Norwegian discourse, the term Dano-Norwegian is seldom used with reference to contemporary Bokmål and its spoken varieties.

Grimstad is also home to the Nøgne Ø brewery.

Ø or ( minuscule ) ø is a vowel and a letter used in the Danish, Norwegian, Faroese and Southern Sami languages.

* Ǿ ( Ø with an acute accent ) may be used in Danish to distinguish its usage from a similar word with Ø.

* Ø is used in the orthographies of several languages of Africa, such as Lendu, spoken in the Democratic Republic of the Congo, and Koonzime, spoken in Cameroon.

* Ø is also used in the Curaçao orthography of Papiamento.

On Norwegian keyboards the Æ and Ø switch places.

Correct alphabetization in Danish and Norwegian places Aa along with Å as the last letter in the alphabet, the sequence being Æ, Ø, Å / Aa.

The conventional symbol Z possibly comes from the German word ( atomic number ).

Mail remained in use as a decorative and possibly high-status symbol with military overtones long after its practical usefulness had passed.

He was represented in doorways, possibly as an amulet of good fortune, or as a symbol of purification.

Alternative theories about the origin of weathercocks on church steeples are that it was an emblem of the vigilance of the clergy calling the people to prayer, that it was derived from the Goths and is only possibly a Christian symbol, and that it is an emblem of the sun.

Originating in the Palermo area, cannoli were historically prepared as a treat during Carnevale season, possibly as a fertility symbol ; one legend assigns their origin to the harem of Caltanissetta.

Established possibly as early as 312 BC as the capital city of the Nabataeans, it is a symbol of Jordan as well as its most visited tourist attraction.

is a ( possibly empty ) sequence of nonterminal symbols not including the start symbol, S is the start symbol, and ε is the empty word.

Respected as the wife of an esteemed man, she was in fact the symbol of the uncertain, irresolute, ambiguous tendency of the Savoy dynasty to be open to any possibly safe compromise.

A possibly derived symbol of Frankish royalty was the bee, as found in the burial of Childric I.

The use of bearers for litters to shift persons of rank or religious idols, especially in formal processions, seems to have extended their practical function into that of ceremonial status symbol in the often conservative protocol of court and cult, a role continued into the 20th century with the papal sedia gestatoria and possibly echoed in the modern funeral pallbearer.

Also during this time cats, then the symbol of the devil and witchcraft, were thrown off Cloth Hall, possibly due to the belief that this would get rid of evil demons.

The reverse of the coin depicts the caduceus, symbol of reconciliation between two fighting serpents, which is possibly a representation of peace between the Greeks and the Sungas, and likewise between Buddhism and Hinduism.

* The festivity of the hand () takes its name from the copper hand, possibly a symbol of fraternity, which tops the steeple of the church of Dottignies.

* A symbol sequence is computable in the limit if there is a finite, possibly non-halting program on a universal Turing machine that incrementally outputs every symbol of the sequence.

Indian relief of probable Indo-Greek king, possibly Menander, with Buddhist triratana symbol on his sword.

The website of the Museum of Broadcast Communications hails her as " not only one of Britain's leading businesswomen, but possibly the most powerful member of the nation's entertainment industry ... Lambert has served as a symbol of the advances won by women in the media ".

The use of the hexagram in a Jewish context as a possibly meaningful symbol may occur as early as the 11th century, in the decoration of the carpet page of the famous Tanakh manuscript, the Leningrad Codex dated 1008.

* The Ingwaz, or Ing rune, runic symbol possibly referring to Yngvi

In words, a judgment consists of a list ( possibly empty ) of formulae on the left-hand side of a turnstile symbol "", with a single formula on the right-hand side.

The Cross, symbolizing Jesus ' crucifixion on a cross, was not represented explicitly for several centuries, possibly because crucifixion was a punishment meted out to common criminals, but also because literary sources noted that it was a symbol recognised as specifically Christian, as the sign of the cross was made by Christians from very early on.

Their symbol was el yugo y las flechas, a yoke, possibly a reference to the yoke tied with the Gordian knot, and a fasces ( bundle ) of arrows.

At a later date, the long-handled flail is found in use in India, possibly more as a symbol of status than a weapon.