Look up frac in Wiktionary, the free dictionary.
Frac or FRAC may refer to:
Frac or fraccing, short name for Hydraulic fracturing, a method for extracting oil and natural gas
FRAC Act, United States legislation proposed in 2009 to regulate hydraulic fracturing
Frac module, a format for the MOTM modular synthesizer
Frac pacs, packaged ground coffee for coffee machines
Frac Press, an imprint of OmniScriptum devoted to the reproduction of Wikipedia content
Frac(R ), mathematical notation for field of fractions, the smallest field in which an integral domain can be embedded
Fonds régional d'art contemporain (FRAC), a network of 23 public collections of contemporary art across France
Fleet Replacement Aircrew Training, an advanced training option for aircrewmen in the U.S. Navy
Formula Regional Americas Championship, regional Formula 3 championship
Formula Regional Asian Championship, regional Formula 3 championship
Front for the Alternance and Change, a party coalition formed during the Togolese presidential election, 2010
Fungicide Resistance Action Committee, an organization for fungicide management
Last Update: 2023-02-16T14:59:25Z
Look up frac in Wiktionary, the free dictionary. Frac or FRAC may refer to: Frac or fraccing, short name for Hydraulic fracturing, a method for extracting...
Word Count : 248
Last Update: 2023-10-24T07:43:52Z
UniFrac , a shortened version of unique fraction metric, is a distance metric used for comparing biological communities. It differs from dissimilarity measures...
Word Count : 760
Last Update: 2024-04-25T17:44:21Z
\cos {\frac {\pi }{3}}+\cos {\frac {\pi }{5}}\times \cos {\frac {2\pi }{5}}+\cos {\frac {\pi }{7}}\times \cos {\frac {2\pi }{7}}\times \cos {\frac {3\pi...
Word Count : 12166
Last Update: 2023-05-24T23:50:17Z
Look up FRACS , fracs , F.R.A.C.S ., or FRACSs in Wiktionary, the free dictionary. FRACS may refer to: Royal Australasian College of Surgeons, the leading...
Word Count : 70
Last Update: 2024-05-19T13:56:42Z
(n+z)}}\left({\frac {2}{1}}\cdot {\frac {3}{2}}\cdots {\frac {n+1}{n}}\right)^{z}\\[8pt]&={\frac {1}{z}}\prod _{n=1}^{\infty }\left[{\frac {1}{1+{\frac {z}{n}}}}\left(1+{\frac...
Word Count : 13410
Last Update: 2024-05-08T11:34:36Z
\left({\frac {m}{2\pi kT}}\right)^{\!{\frac {3}{2}}}{\sqrt {\pi }}\,{\frac {4!}{2!}}\left({\frac {\sqrt {\frac {2kT}{m}}}{2}}\right)^{\!5}={\frac {3kT}{m}}...
Word Count : 4533
Last Update: 2024-05-18T04:00:52Z
)^{\nu }{\frac {\Gamma {\Big (}{\frac {1}{2\kappa }}+{\frac {\nu }{2}}{\Big )}}{\Gamma {\Big (}{\frac {1}{2\kappa }}-{\frac {\nu }{2}}{\Big )}}}{\frac {\alpha...
Word Count : 6551
Last Update: 2024-05-16T11:00:45Z
(X))^{2}\\[5pt]&={\frac {1}{n}}\sum _{i=1}^{n}i^{2}-\left({\frac {1}{n}}\sum _{i=1}^{n}i\right)^{2}\\[5pt]&={\frac {(n+1)(2n+1)}{6}}-\left({\frac ...
Word Count : 10008
Last Update: 2024-05-18T11:42:13Z
{\displaystyle {\frac {{\widehat {p\,}}+{\frac {z^{2}}{2n}}+z{\sqrt {{\frac {{\widehat {p\,}}(1-{\widehat {p\,}})}{n}}+{\frac {z^{2}}{4n^{2}}}}}}{1+{\frac {z^{2}}{n}}}}}...
Word Count : 7629
Last Update: 2024-05-19T07:26:56Z
(k)=k-{\frac {1}{3}}+{\frac {8}{405k}}+{\frac {184}{25515k^{2}}}+{\frac {2248}{3444525k^{3}}}-{\frac {19006408}{15345358875k^{4}}}-O\left({\frac {1}{k^{5}}}\right)+\cdots...
Word Count : 8713
Last Update: 2024-03-17T17:36:50Z
{\displaystyle \left({\frac {1^{-1}+4^{-1}+4^{-1}}{3}}\right)^{-1}={\frac {3}{{\frac {1}{1}}+{\frac {1}{4}}+{\frac {1}{4}}}}={\frac {3}{1.5}}=2\,.} The harmonic...
Word Count : 5959
Last Update: 2024-05-17T04:52:57Z
− ⋯ {\displaystyle \pi ={\frac {4}{1}}-{\frac {4}{3}}+{\frac {4}{5}}-{\frac {4}{7}}+{\frac {4}{9}}-{\frac {4}{11}}+{\frac {4}{13}}-\cdots } As individual...
Word Count : 17361
Last Update: 2024-01-16T22:14:12Z
{x^{2}-1}}}&&1<x\\{\frac {d}{dx}}\operatorname {artanh} x&={\frac {1}{1-x^{2}}}&&|x|<1\\{\frac {d}{dx}}\operatorname {arcoth} x&={\frac {1}{1-x^{2}}}&&1<|x|\\{\frac {d}{dx}}\operatorname...
Word Count : 4822
Last Update: 2024-05-11T06:55:43Z
{\displaystyle {\frac {d\ln au}{dx}}={\frac {1}{au}}{\frac {d(au)}{dx}}={\frac {1}{au}}a{\frac {du}{dx}}={\frac {1}{u}}{\frac {du}{dx}}={\frac {d\ln u}{dx}}...
Word Count : 7036
Last Update: 2024-05-17T09:11:28Z
}{\frac {U_{2n}}{(2n)!}}x^{2n}=\sum _{n=0}^{\infty }{\frac {(-1)^{n}E_{2n}}{(2n)!}}x^{2n}\\[5mu]&=1+{\frac {1}{2}}x^{2}+{\frac {5}{24}}x^{4}+{\frac ...
Word Count : 8994
Last Update: 2024-05-14T19:59:18Z
{\begin{aligned}\sin(x)&=x-{\frac {x^{3}}{3!}}+{\frac {x^{5}}{5!}}-{\frac {x^{7}}{7!}}+\cdots \\[8pt]&=\sum _{n=0}^{\infty }{\frac {(-1)^{n}}{(2n+1)...
Word Count : 5998
Last Update: 2024-05-19T13:56:07Z
{artanh} \,{\frac {z-1}{z+1}}=2\left({\frac {z-1}{z+1}}+{\frac {1}{3}}{\left({\frac {z-1}{z+1}}\right)}^{3}+{\frac {1}{5}}{\left({\frac {z-1}{z+1}}\right)}^{5}+\cdots...
Word Count : 11494
Last Update: 2024-04-18T02:46:46Z
{\begin{aligned}H_{X}&={\frac {1}{\operatorname {E} \left[{\frac {1}{X}}\right]}}\\&={\frac {1}{\int _{0}^{1}{\frac {f(x;\alpha ,\beta )}{x}}\,dx}}\\&={\frac {1}{\int...
Word Count : 44221
Last Update: 2024-05-06T15:31:06Z
{\displaystyle {\frac {dz}{dx}}={\frac {dz}{dy}}\cdot {\frac {dy}{dx}},} and d z d x | x = d z d y | y ( x ) ⋅ d y d x | x , {\displaystyle \left.{\frac ...
Word Count : 7081
Last Update: 2024-04-21T08:32:07Z
0 , x < 0 , {\displaystyle f(x;\lambda ,k)={\begin{cases}{\frac {k}{\lambda }}\left({\frac {x}{\lambda }}\right)^{k-1}e^{-(x/\lambda )^{k}},&x\geq 0,\\0...
Word Count : 5612
Last Update: 2024-04-22T15:03:03Z
dz}}\\&={\frac {1}{\rho }}{\frac {\partial (\rho A_{\rho })}{\partial \rho }}+{\frac {1}{\rho }}{\frac {\partial A_{\phi }}{\partial \phi }}+{\frac {\partial...
Word Count : 2827
Last Update: 2024-05-05T17:15:38Z
− 1 2 ( x − μ σ ) 2 {\displaystyle f(x)={\frac {1}{\sigma {\sqrt {2\pi }}}}e^{-{\frac {1}{2}}\left({\frac {x-\mu }{\sigma }}\right)^{2}}} The parameter...
Word Count : 22385
Last Update: 2024-02-29T08:30:14Z
dS={\frac {1}{T}}\sum _{j}E_{j}dP_{j}={\frac {1}{T}}\sum _{j}d\left(E_{j}P_{j}\right)-{\frac {1}{T}}\sum _{j}P_{j}dE_{j}={\frac {dE+\delta W}{T}}={\frac {\delta...
Word Count : 15498
Last Update: 2024-04-04T10:34:39Z
1 2 + 1 4 + 1 8 + 1 16 + ⋯ {\displaystyle {\frac {1}{2}}\,+\,{\frac {1}{4}}\,+\,{\frac {1}{8}}\,+\,{\frac {1}{16}}\,+\,\cdots } is geometric, because...
Word Count : 10680
Last Update: 2024-05-13T17:34:26Z
"Vecchio frac " (literally "Old tailcoat") is a 1955 song written by Italian singer-songwriter Domenico Modugno. The song is a dramatic ballad, with Modugno...
Word Count : 239
Last Update: 2024-05-17T17:13:29Z
{\begin{aligned}\arcsin(z)&=z+\left({\frac {1}{2}}\right){\frac {z^{3}}{3}}+\left({\frac {1\cdot 3}{2\cdot 4}}\right){\frac {z^{5}}{5}}+\left({\frac {1\cdot 3\cdot 5}{2\cdot...
Word Count : 10716