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The ellipsis (/ ə ˈ l ɪ p s ɪ s /, plural ellipses; from Ancient Greek: ἔλλειψις, élleipsis, lit. ' leave out ' [1]), rendered ..., alternatively described as suspension points [2]: 19 /dots, points [2]: 19 /periods of ellipsis, or ellipsis points, [2]: 19 or colloquially, dot-dot-dot, [3] [4] is a punctuation mark consisting of a series of three dots.
Decimal separator, Dot operator ‽ Interrobang (combined 'Question mark' and 'Exclamation mark') Inverted question and exclamation marks ¡ Inverted exclamation mark: Exclamation mark, Interrobang ¿ Inverted question mark: Question mark, Interrobang < Less-than sign: Angle bracket, Chevron, Guillemet Lozenge: Square lozenge ("Pillow ...
Dotted notes and their equivalent durations. The curved lines, called ties, add the note values together. In Western musical notation, a dotted note is a note with a small dot written after it. [a] In modern practice, the first dot increases the duration of the basic note by half (the original note with an extra beam) of its original value.
Musical symbols are marks and symbols in musical notation that indicate various aspects of how a piece of music is to be performed. There are symbols to communicate information about many musical elements, including pitch, duration, dynamics, or articulation of musical notes; tempo, metre, form (e.g., whether sections are repeated), and details about specific playing techniques (e.g., which ...
U+20DB ⃛ COMBINING THREE DOTS ABOVE character is a combining diacritical mark for symbols. When used after U+0020 SPACE, it is used in mathematical notations (and represented with the "tdot" or "TripleDot" entities in HTML 5.0 and MathML 3.0) In music notation, a triple-dotted note is a note with three dots written after it
The triple bar or tribar, ≡, is a symbol with multiple, context-dependent meanings indicating equivalence of two different things. Its main uses are in mathematics and logic. It has the appearance of an equals sign = with a third line.
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According to Florian Cajori in A History of Mathematical Notations, Johann Rahn used both the therefore and because signs to mean "therefore"; in the German edition of Teutsche Algebra (1659) the therefore sign was prevalent with the modern meaning, but in the 1668 English edition Rahn used the because sign more often to mean "therefore".