• Thumbnail for Quad (unit)
    A quad is a unit of energy equal to 1015 (a short-scale quadrillion) BTU, or 1.055×1018 joule (1.055 exajoules or EJ) in SI units. The unit is used by...
    2 KB (187 words) - 10:32, 8 November 2023
  • Look up quad or quadri- in Wiktionary, the free dictionary. Quad as a word or prefix usually means four. It may refer to: Quadrilateral Security Dialogue...
    4 KB (507 words) - 15:36, 20 November 2024
  • 1~{\text{slug}}=1~{\text{lbf}}{\cdot }{\frac {{\text{s}}^{2}}{\text{ft}}}\quad \Longleftrightarrow \quad 1~{\text{lbf}}=1~{\text{slug}}{\cdot }{\frac {\text{ft}}{{\text{s}}^{2}}}}...
    8 KB (840 words) - 01:47, 24 October 2024
  • Thumbnail for Imaginary unit
    (1+i)|={\sqrt {\frac {\pi }{\sinh \pi }}}\approx 0.5216,\quad \arg {\Gamma (1+i)}\approx -0.3016.} Hyperbolic unit Right versor in quaternions To find such a number...
    30 KB (4,145 words) - 21:35, 10 October 2024
  • Thumbnail for Unit circle
    In mathematics, a unit circle is a circle of unit radius—that is, a radius of 1. Frequently, especially in trigonometry, the unit circle is the circle...
    8 KB (1,009 words) - 03:19, 19 April 2024
  • quad 1\\1\quad 2\quad 1\\1\quad 3\quad 3\quad 1\\1\quad 4\quad 6\quad 4\quad 1\\1\quad 5\quad 10\quad 10\quad 5\quad 1\\1\quad 6\quad 15\quad 20\quad...
    53 KB (7,620 words) - 04:08, 22 November 2024
  • QCII Control Unit - 1953 to 1959 - 20,000 units Quad 22 Control Unit - 1959 to 1967 - 30,000 units Quad 33 – 1967 to 1982 – 120,000 units Quad 34 – 1982...
    12 KB (1,512 words) - 08:35, 17 November 2024
  • Thumbnail for Newton-metre
    Newton-metre (category Units of torque)
    {m} =1\,{\frac {{\text{kg}}{\cdot }{\text{m}}^{2}}{{\text{s}}^{2}}}\quad ,\quad 1\,\mathrm {J} =1\,{\frac {\mathrm {kg} {\cdot }\mathrm {m} ^{2}}{\mathrm...
    5 KB (465 words) - 22:00, 8 November 2024
  • Thumbnail for Multi-core processor
    more separate central processing units (CPUs), called cores to emphasize their multiplicity (for example, dual-core or quad-core). Each core reads and executes...
    51 KB (5,715 words) - 13:28, 15 November 2024
  • cost units, such as MW, MWh and $. The unit 'therm' is used to represent 100,000 Btu. A decatherm is 10 therms or one million Btu. The unit quad is commonly...
    20 KB (1,958 words) - 05:24, 27 October 2024
  • Thumbnail for Quad flat package
    A quad flat package (QFP) is a surface-mounted integrated circuit package with "gull wing" leads extending from each of the four sides. Socketing such...
    9 KB (1,158 words) - 17:07, 8 June 2024
  • Em (typography) (redirect from Em unit)
    (or 'm') sort in such cases cast the full-width of the quad (also known as em quad, mutton quad, or m quadrat); and thus, the width of the sort would equal...
    6 KB (684 words) - 06:23, 26 September 2024
  • natural gas (~105.5 MJ). Quadunit of energy equal to 1015 (a short-scale quadrillion) BTU. Foot-pound (ft·lbf or ft·lbf) – unit of mechanical work, or...
    20 KB (2,298 words) - 21:01, 25 October 2024
  • Hextet (redirect from Quad nibble)
    Draft explored various alternatives for hextet such as quibble, short for "quad nibble". In response to this draft, author Trefor Davies suggested the use...
    10 KB (1,016 words) - 12:06, 6 September 2024
  • Thumbnail for Quad Cities Nuclear Generating Station
    Quad Cities Generating Station is a two-unit nuclear power plant located near Cordova, Illinois, United States, on the Mississippi River. The two General...
    23 KB (1,439 words) - 20:14, 3 August 2024
  • Thumbnail for Standard basis
    ( 0 , 0 , 1 ) . {\displaystyle \mathbf {e} _{x}=(1,0,0),\quad \mathbf {e} _{y}=(0,1,0),\quad \mathbf {e} _{z}=(0,0,1).} Here the vector ex points in the...
    7 KB (1,006 words) - 17:48, 12 April 2024
  • a unit cell is a repeating unit formed by the vectors spanning the points of a lattice. Despite its suggestive name, the unit cell (unlike a unit vector...
    11 KB (1,109 words) - 10:48, 19 June 2023
  • Thumbnail for Quadruplex videotape
    Quadruplex videotape (redirect from 2" quad)
    2-inch quadruplex videotape (also called 2″ quad video tape or quadraplex) was the first practical and commercially successful analog recording video tape...
    38 KB (4,046 words) - 02:03, 30 October 2024
  • words (a "quad word" or "quad"). Computer memory caches usually operate on blocks of memory that consist of several consecutive words. These units are customarily...
    39 KB (3,188 words) - 15:33, 12 November 2024
  • In computing, quadruple precision (or quad precision) is a binary floating-point–based computer number format that occupies 16 bytes (128 bits) with precision...
    28 KB (3,030 words) - 05:00, 2 November 2024
  • Conversion of units is the conversion of the unit of measurement in which a quantity is expressed, typically through a multiplicative conversion factor...
    18 KB (2,701 words) - 08:05, 9 October 2024
  • Thumbnail for Quadtree
    Quadtree (redirect from Quad tree)
    node contains the following information: four pointers: quad[‘NW’], quad[‘NE’], quad[‘SW’], and quad[‘SE’] point; which in turn contains: key; usually expressed...
    34 KB (4,711 words) - 15:50, 31 October 2024
  • Hermitian}}\quad \iff \quad a_{ij}={\overline {a_{ji}}}} or in matrix form: A  is Hermitian ⟺ A = A T ¯ . {\displaystyle A{\text{ is Hermitian}}\quad \iff \quad A={\overline...
    20 KB (3,013 words) - 00:55, 10 November 2024
  • Thumbnail for Central processing unit
    A central processing unit (CPU), also called a central processor, main processor, or just processor, is the most important processor in a given computer...
    100 KB (11,315 words) - 10:36, 20 November 2024
  • Thumbnail for Trigonometric functions
    found along the unit circle as tan ⁡ θ = y B {\displaystyle \tan \theta =y_{\mathrm {B} }\quad } and cot ⁡ θ = x C , {\displaystyle \quad \cot \theta =x_{\mathrm...
    77 KB (10,624 words) - 09:02, 16 November 2024
  • Thumbnail for All-terrain vehicle
    all-terrain vehicle (ATV), also known as a light utility vehicle (LUV), a quad bike or quad (if it has four wheels), as defined by the American National Standards...
    53 KB (6,582 words) - 13:35, 15 November 2024
  • 6051 Quad power pack consists of four inline 2-stroke diesel 6-71 engines mounted to one gearbox, usually with one shaft coming out of the power unit. The...
    3 KB (301 words) - 10:59, 3 October 2024
  • in an inner product space are orthonormal if they are orthogonal unit vectors. A unit vector means that the vector has a length of 1, which is also known...
    9 KB (1,358 words) - 01:22, 16 October 2024
  • Molality (redirect from Molal (unit))
    used unit for molality is the moles per kilogram (mol/kg). A solution of concentration 1 mol/kg is also sometimes denoted as 1 molal. The unit mol/kg...
    21 KB (5,000 words) - 04:44, 22 July 2024
  • aa=a\,,\quad bb=b\,,\quad ab=ba=0}   for the first algebra, a a = a , b b = 0 , a b = b a = 0 {\displaystyle \textstyle aa=a\,,\quad bb=0\,,\quad ab=ba=0}...
    22 KB (2,939 words) - 18:45, 18 November 2024