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Computer programmers use the tilde in various ways and sometimes call the symbol (as opposed to the diacritic) a squiggle, squiggly, swiggle, or twiddle. According to the Jargon File, other synonyms sometimes used in programming include not, approx, wiggle, enyay (after eñe) and (humorously) sqiggle / ˈ s k ɪ ɡ əl /.
To use the shortcut, turn on NumLock / Fn, and make sure the cursor is flashing where you want the symbol to go. Press and hold the alt key, and then press numbers. You don’t need to press the ...
Equals sign. The equals sign ( British English) or equal sign ( American English ), also known as the equality sign, is the mathematical symbol =, which is used to indicate equality in some well-defined sense. [ 1] In an equation, it is placed between two expressions that have the same value, or for which one studies the conditions under which ...
The character ∂ ( Unicode: U+2202) is a stylized cursive d mainly used as a mathematical symbol, usually to denote a partial derivative such as (read as "the partial derivative of z with respect to x "). [ 1][ 2] It is also used for boundary of a set, the boundary operator in a chain complex, and the conjugate of the Dolbeault operator on ...
Hold Ctrl + ⇧ Shift and type U followed by up to eight hex digits (on main keyboard or numpad). Then release Ctrl + ⇧ Shift. Type Ctrl + ⇧ Shift + U, then type up to eight hex digits, then type ↵ Enter. In LibreOffice, OpenOffice.org and Inkscape, for example, only the second method works.
Part of the keyboard is adapted to include umlauted vowels (ä, ö, ü) and the sharp s (ß). (Some newer types of German keyboards offer the fixed assignment Alt+++H → ẞ for its capitalized version.) Some of special key inscriptions are changed to a graphical symbol (e.g. ⇪ Caps Lock is an upward arrow, ← Backspace a leftward
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. ∀.
The ß key (as well as Ä, Ö, and Ü) on a 1964 German typewriter. In Germany and Austria, a 'ß' key is present on computer and typewriter keyboards, normally to the right-hand end on the number row. The German typewriter keyboard layout was defined in DIN 2112, first issued in 1928.