Residue may refer to:
Chemistry and biology
* An
amino acid
Amino acids are organic compounds that contain both amino and carboxylic acid functional groups. Although over 500 amino acids exist in nature, by far the most important are the 22 α-amino acids incorporated into proteins. Only these 22 a ...
, within a peptide chain
*
Crop residue
Crop residues are waste materials generated by agriculture. The two types are:
* Field residues are materials left in an agricultural field or orchard after the crop has been harvested. These residues include stalks and stubble (stems), leav ...
, materials left after agricultural processes
*
Pesticide residue
Pesticide residue refers to the pesticides that may remain on or in food, after they are applied to food crops. The maximum allowable levels of these residues in foods are stipulated by regulatory bodies in many countries. Regulations such as pr ...
, refers to the pesticides that may remain on or in food after they are applied to food crops
* Petroleum residue, the heavier fractions of crude oil that fail to vaporize in an
oil refinery
An oil refinery or petroleum refinery is an industrial processes, industrial process Factory, plant where petroleum (crude oil) is transformed and refining, refined into products such as gasoline (petrol), diesel fuel, Bitumen, asphalt base, ...
*
Residue (chemistry)
In chemistry, residue is whatever remains or acts as a contaminant after a given class of events. Residue may be the material remaining after a process of preparation, separation, or purification, such as distillation, evaporation, or filtrati ...
, materials remaining after a physical separation process, or by-products of a chemical reaction
Mathematics
*
Residue (complex analysis)
In mathematics, more specifically complex analysis, the residue is a complex number proportional to the contour integral of a meromorphic function along a path enclosing one of its singularities. (More generally, residues can be calculated for ...
, complex number describing the behavior of line integrals of a meromorphic function around a singularity
* Some coefficient involved in
partial fraction decomposition
In algebra, the partial fraction decomposition or partial fraction expansion of a rational fraction (that is, a fraction such that the numerator and the denominator are both polynomials) is an operation that consists of expressing the fraction as ...
* A remainder in
modular arithmetic
In mathematics, modular arithmetic is a system of arithmetic operations for integers, other than the usual ones from elementary arithmetic, where numbers "wrap around" when reaching a certain value, called the modulus. The modern approach to mo ...
Media
*
''Residue'' (TV series), an English science-fiction series from 2015
* "Residue", a song by Benjamin Clementine from ''
And I Have Been
''And I Have Been'' is the third studio album by English composer, musician, and poet Benjamin Clementine. It was released through his own label Preserve Artists on 28 October 2022. The album was entirely written, performed, produced, and mixed ...
'', 2022
* A variant title of a British folk song also known as "
Levy-Dew" and "New Year Carol"
Other
*
Residuum (geology), often used to refer to the soil and subsoil that forms as the result of long weathering over carbonate bedrock
*
Residue (law), portion of the testator's estate that is not specifically devised to someone in the will
*
Residual value
Residual value also known as salvage value describes the future value of a good in terms of absolute value in monetary terms after depreciation, and it is sometimes abbreviated into a percentage of the initial price when the item was new. It is one ...
, one of the constituents of a leasing calculus which describes the future value of a good in terms of absolute value
See also
*
Relic (disambiguation)
*
Residual (disambiguation)
A residual is generally a quantity left over at the end of a process. It may refer to:
Business
* Residual (entertainment industry), in business, one of an ongoing stream of royalties for rerunning or reusing motion pictures, television shows or ...
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