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A dagger, obelisk, or obelus † is a typographical mark that usually indicates a footnote if an asterisk has already been used. [ 1] The symbol is also used to indicate death (of people) or extinction (of species or languages). [ 2] It is one of the modern descendants of the obelus, a mark used historically by scholars as a critical or ...
An x mark marking the spot of the wrecked Whydah Gally in Cape Cod. An X mark (also known as an ex mark or a cross mark or simply an X or ex or a cross) is used to indicate the concept of negation (for example "no, this has not been verified", "no, that is not the correct answer" or "no, I do not agree") as well as an indicator (for example, in election ballot papers or in maps as an x-marks ...
Miscellaneous Symbols is a Unicode block (U+2600–U+26FF) containing glyphs representing concepts from a variety of categories: astrological, astronomical, chess, dice, musical notation, political symbols, recycling, religious symbols, trigrams, warning signs, and weather, among others.
propositional logic, Boolean algebra, first-order logic. ⊥ {\displaystyle \bot } denotes a proposition that is always false. The symbol ⊥ may also refer to perpendicular lines. The proposition. ⊥ ∧ P {\displaystyle \bot \wedge P} is always false since at least one of the two is unconditionally false. ∀.
Finland. In Finland, the swastika ( vääräpää meaning "crooked-head", and later hakaristi, meaning "hook-cross") was often used in traditional folk-art products, as a decoration or magical symbol on textiles and wood. The swastika was also used by the Finnish Air Force until 1945 and is still used on air force flags.
The reference mark or reference symbol " ※ " is a typographic mark or word used in Chinese, Japanese and Korean (CJK) writing. The symbol was used historically to call attention to an important sentence or idea, such as a prologue or footnote. [ 1] As an indicator of a note, the mark serves the same purpose as the asterisk in English.
Broad On ,also known as Round Omega ( Ѻ ѻ; italics: Ѻ ѻ) is a positional and orthographical variant of the Cyrillic O. On ( ѻнъ, onŭ) is a traditional name of Cyrillic letter О; these names are still in use in the Church Slavonic alphabet. Broad On is used only in the Church Slavonic language. In its alphabet (in primers and grammar ...
The "X" was regarded as the crux decussata, a symbol of the cross; this idea is found in the works of Isidore of Seville and other patristic and Early Medieval writers. [18] The Book of Kells has a second Chi-Rho abbreviation on folio 124 in the account of the Crucifixion of Christ , [ 19 ] and in some manuscripts the Chi-Rho occurs at the ...