Search references for DERIVATIVE CODE. Phrases containing DERIVATIVE CODE
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Type of source code
Derivative code or Chameleon code is source code which has been derived entirely from one or more other machine readable file formats. If recursive transcompiling
Derivative_code
Concept in copyright law
In copyright law, a derivative work is an expressive creation that includes major copyrightable elements of a first, previously created original work (the
Derivative_work
Computer programming standard meant to be interoperable across programming languages
this authoritative information through the rest of the derivative code pipeline. Derivative code ISO/IEC 10967 ISO/IEC 11404 Language interoperability
Language-independent specification
Language-independent_specification
Translator of computer source code
definition) derivative content or derivative code. Recursive transcompilation takes advantage of the fact that transcompilers may either keep translated code as
Source-to-source_compiler
Non-linear statistical modeling software suite
corresponding derivative code; an algorithm to return the parameter values to the likelihood computation and the corresponding derivative code; and an algorithm
ADMB
Editing the underlying representation of a document or a computer program
Projects may include both hand code and derivative code. The automatic tools responsible for creating derivative code are themselves usually made up entirely
Hand_coding
Computer control characters
control code or control character sets define control codes for use in text by computer systems that use ASCII and derivatives of ASCII. The codes represent
C0_and_C1_control_codes
Control loop feedback mechanism
A proportional–integral–derivative (PID) controller, or three-term controller, is a feedback-based control loop mechanism commonly used to manage machines
PID_controller
Numerical calculations carrying along derivatives
differentiation arithmetic is a set of techniques to evaluate the partial derivative of a function specified by a computer program. Automatic differentiation
Automatic_differentiation
Free-software license
can then be distributed under any terms if it is not a derivative work. If it is a derivative work, then the program's terms must allow for "modification
GNU Lesser General Public License
GNU_Lesser_General_Public_License
Extract used to identify a tuberculosis infection
Tuberculin, known in its modern form as purified protein derivative (PPD), is a combination of proteins that are used in the diagnosis of tuberculosis
Tuberculin
that the Fourier transform approximates their correct derivative relationship. In Matlab code the so called 5-tap filter is k = [0.030320 0.249724 0
Image_derivative
Enforcement of legal freedoms in all derivatives of a work
copyrighted works with the requirement that the same rights be preserved in derivative works. In this sense, freedoms refers to the use of the work for any purpose
Copyleft
Video game engine developed by id Software
Quakespasm (Derivative of FitzQuake) – Commonly used source port. Quakespasm-Spiked (Derivative of Quakespasm) - Limit-removing fork. vkQuake – (Derivative of
Quake_engine
Insider trading form in the US
conversion of derivative security Derivative securities codes C – Conversion of derivative security (usually options) E – Expiration of short derivative position
Form_4
Lawsuits around open-source software
license by affixing required copyright notices to the derivative software, their use of the code constituted copyright infringement. The case established
Open source license litigation
Open_source_license_litigation
Integrated development environment from Microsoft
Visual Studio Code (commonly referred to as VS Code) is an integrated development environment developed by Microsoft for Windows, Linux, macOS and web
Visual_Studio_Code
Code name of Intel's first generation 65 nm process CPU cores
two variants and one derivative of the Yonah, which did not bear the "Intel Core" brand name: A dual-core (server) derivative, code-named Sossaman, was
Yonah_(microprocessor)
Recreational computer programming competition
higher importance than code size. The first recorded dedicated golfing language is GolfScript, released in 2007, with a derivative called floGScript releasing
Code_golf
Free-software license
of the organizations changed, and with an additional clause forbidding derivative works from bearing the Apache name. In July 1999, the Berkeley Software
Apache_License
Chemical stimulant produced by some plants
addictive and are used medically to help people quit smoking. Synthetic derivatives of nicotine, such as varenicline, act as partial agonists at nicotinic
Nicotine
Signal encoder
pulse-code modulation (DPCM) encodes changes between consecutive samples of a signal, rather than the signal's value directly (as done in pulse-code modulation)
Differential pulse-code modulation
Differential_pulse-code_modulation
Free software license based on the AGPLv1 and GPLv3
would require distribution by other organizations who used Affero code to create derivative web services. At that time, Poole contacted Bradley M. Kuhn and
GNU Affero General Public License
GNU_Affero_General_Public_License
Line of video game cheat cartridges
not infringe on Nintendo’s copyrights, as it did not create a permanent derivative work or impact game sales. The decision helped establish reverse engineering
Game_Genie
Software license allowing source code to be used, modified, and shared
licenses require derivative works to include source code under a similar license. Permissive licenses do not, and therefore the code can be used within
Open-source_license
Series of free software licenses
modify the software, but if you distribute a derivative work or modification, you must provide the source code to those recipients under the same or equivalent
GNU_General_Public_License
Character encoding on Macintosh computers
the Turkish language. It is a derivative of Mac OS Roman. IBM uses code page 1281 (CCSID 1281), while Microsoft uses code page 10081. Each character is
Mac_OS_Turkish_encoding
Chemical compound
Glufimet (developmental code name RGPU-238), also known as dimethyl 3-phenylglutamate hydrochloride, is a derivative of glutamic acid (glutamate) which
Glufimet
Public school in Sudbury, Massachusetts, US
because the source code contained a note saying, effectively, that others were free to modify it so long as any derivative code was similarly free and
Lincoln-Sudbury Regional High School
Lincoln-Sudbury_Regional_High_School
Node-based visual programming language
Developed by the Toronto-based company Derivative, it's often used by artists, programmers, creative coders, software designers, and performers to create
TouchDesigner
Two-letter country codes defined in ISO 3166-1
ISO 3166-1 alpha-2 codes are two-letter country codes defined in ISO 3166-1, part of the ISO 3166 standard published by the International Organization
ISO_3166-1_alpha-2
using special letter codes. "Regulation of exchange-traded derivatives". lexisnexis.com. Retrieved 2017-05-24. "Understanding Derivatives: Markets and Infrastructure"
Exchange-traded derivative contract
Exchange-traded_derivative_contract
Free, open source, cross-platform IDE
Debugger Interface. As of version 13.12 Code::Blocks comes with a GUI designer called wxSmith. It is a derivative port of wxWidgets version 2.9.4. To make
Code::Blocks
Three-letter air-travel designation for airports and cities
brand new code LTH after its own name rather than any derivatives from the name of the city that it serves or the legacy SGN designation. The code ISK was
IATA_airport_code
Human-readable instructions a computer can execute
requirements: free redistribution, permission to modify the source code and release derivative works under the same license, and nondiscrimination between different
Source_code
Topics referred to by the same term
symbol ∇ (nabla). Del or DEL can also refer to: A name for the partial derivative symbol ∂ Dynamic epistemic logic DEL or Del, for Delaware, one of the
Del_(disambiguation)
Arctangent function with two arguments
differential geometry, this derivative is a one-form, and it is closed (its derivative is zero) but not exact (it is not the derivative of a 0-form, i.e., a
Atan2
Character set of the original IBM PC
Code page 437 (CCSID 437) is the character set of the original IBM PC (personal computer). It is also known as CP437, OEM-US, OEM 437, PC-8, or MS-DOS
Code_page_437
Intravenous medication used in anesthesia
GABAA receptors has been identified by photolabeling using a diazirine derivative. Additionally, it was shown that the hyaluronan polymer present in the
Propofol
Error-correcting codes
In information theory and coding theory, Reed–Solomon codes are a group of error-correcting codes that were introduced by Irving S. Reed and Gustave Solomon
Reed–Solomon_error_correction
Programming language
Calculating the numerical derivative of a function is one example. The following Caml function d computes the numerical derivative of a given function f at
Caml
Wakefulness-promoting drug
a derivative of adrafinil (N-hydroxymodafinil) and is also known as bisfluoroadrafinil (it is the bis(4-fluoro) phenyl ring-substituted derivative of
Fladrafinil
Chemical compound
receptor modulators PRTooltip Progesterone receptor Agonists Progesterone derivatives: 3β-Dihydroprogesterone 5α-Dihydroprogesterone 6α-Methylprogesterone
Flumedroxone
Organic compound (C6H5OH)
to synthesize plastics and related materials. Phenol and its chemical derivatives are essential for production of polycarbonates, epoxies, explosives such
Phenol
U.S. legal case
Quaid's software was not a derivative work of Vault's software, despite having approximately 30 characters of source code in common. Finally, it held
Vault Corp. v. Quaid Software Ltd.
Vault_Corp._v._Quaid_Software_Ltd.
Linux distribution for wireless routers and embedded systems
by many OEMs is an OpenWrt derivative RutOS – an operating system for all Teltonika routers, based on OpenWrt. Source code found at GPL - Teltonika Networks
OpenWrt
Code-generating large language model by OpenAI
concerns that code snippets generated by Copilot and Codex could violate copyright, in particular the condition of the GPL that requires derivative works to
OpenAI_Codex_(language_model)
Pharmaceutical drug classification
ATC code G01 Gynecological antiinfectives and antiseptics is a therapeutic subgroup of the Anatomical Therapeutic Chemical Classification System, a system
ATC_code_G01
Software license
GPL. Derivative Works must be distributed under the same license. (§1c) Covered works that are distributed must be accompanied by the source code, or access
Open_Software_License
Tropane alkaloid & anticholinergic drug
intramuscular Drug class Antimuscarinic Deliriant Antiemetic Amnestic ATC code A04AD01 (WHO) N05CM05 (WHO), S01FA02 (WHO) Legal status Legal status AU:
Scopolamine
Fourth letter in the Greek alphabet
denote: A change in the value of a variable in calculus. A functional derivative in functional calculus. The (ε, δ)-definition of limits, in mathematics
Delta_(letter)
Legal instrument governing software
features: allowing redistribution and derivative works under the same license, unrestricted access to the source code, and nondiscrimination between different
Software_license
Fourth letter of the Latin alphabet
DONG SIGN) ⅆ: may be used as a derivative symbol (Unicode U+2146 ⅆ DOUBLE-STRUCK ITALIC SMALL D), ∂: the partial derivative symbol, ∂ {\displaystyle \partial
D
This is a list of commercial video games with available source code. The source code of these commercially developed and distributed video games is available
List of commercial video games with available source code
List_of_commercial_video_games_with_available_source_code
Machine instruction that indicates to a computer to do nothing
statement or the {} empty block statement the same way as in the C and derivatives examples; Use the undefined or the null expression as a complete statement
NOP_(code)
modafinil, known as modafinil analogues and derivatives. These are structural analogues and derivatives of modafinil, a drug that affects dopamine levels
List of modafinil analogues and derivatives
List_of_modafinil_analogues_and_derivatives
Use of numerical analysis to estimate derivatives of functions
numerical analysis, numerical differentiation algorithms estimate the derivative of a mathematical function or subroutine using values of the function
Numerical_differentiation
Chemical compound
Cinepazet is a vasodilator and is an ethyl ester derivative of cinepazic acid. Morton IK, Hall JM (1999). "Cinepazet". Concise Dictionary of Pharmacological
Cinepazet
Nonsteroidal anti-inflammatory drug
the intermediacy of the styrene derivative (acidic elimination of the alcohol) and (1-chloroethyl)benzene derivative (Markovnikow addition of HCl to the
Ibuprofen
Credit derivative brand
Australia, Japan and non-Japan Asia. Credit derivative indexes form a large sector of the overall credit derivative market. The indices are constructed on
ITraxx
Chemical compound
Phenol and derivatives Hexachlorophene Policresulen Phenol Triclosan Triclocarban Chloroxylenol# Biphenylol Fenticlor Nitrofuran derivatives Nitrofurazone
Dibrompropamidine
Motor vehicle
(Persian: تارا, code name: K132) is a compact (C-segment) sedan produced by Iranian carmaker Iran Khodro since 2021. The Tara is a derivative of the Peugeot
IKCO_Tara
Electronic component
Taking the derivative of this and multiplying by C {\displaystyle C} yields the derivative form: Current–voltage relationship (derivative form) I ( t
Capacitor
Permissive free software license
when the code or derivative work is distributed, while the MIT license does not discuss patents. Moreover, the GPL license impacts derivative works, but
MIT_License
1984 film
war films. Despite the film's title, Code Name: Wild Geese is not the sequel to The Wild Geese film, but a derivative film. Kim Newman described the film
Code_Name:_Wild_Geese
Pharmaceutical drug classification
ATC code R05 Cough and cold preparations is a therapeutic subgroup of the Anatomical Therapeutic Chemical Classification System, a system of alphanumeric
ATC_code_R05
Barcode system used by Royal Mail
RM4SCC (Royal Mail 4-State Customer Code) is the name of the barcode character set based on the Royal Mail 4-State Bar Code symbology created by Royal Mail
RM4SCC
Dried latex of the opium poppy containing narcotic compounds
and "heroinism" had attracted media attention. Oxycodone, a thebaine derivative similar to codeine, was introduced by Bayer in 1916 and promoted as a
Opium
Master service agreement for OTC derivatives transactions
International Swaps and Derivatives Association (ISDA), is the most commonly used master service agreement for over-the-counter (OTC) derivatives transactions internationally
ISDA_Master_Agreement
Antihypertensive drug of the calcium channel blocker class
Sornidipine Teludipine Tiamdipine Trombodipine Vatanidipine; Diltiazem derivatives: Clentiazem Diltiazem Iprotiazem Nictiazem Siratiazem; Phenylalkylamines:
Lacidipine
Serial number used to identify a periodical publication
will include the ISSN code as part of the publication information. Most serial websites contain ISSN code information. Derivative lists of publications
ISSN
Relatively large characteristic segment of a molecule
(including a salt with hydrogen or coordination bonds), or other noncovalent derivative (such as a complex, chelate, or clathrate). The parent drug may itself
Moiety_(chemistry)
Password that can only be used once
also known as a one-time PIN, one-time passcode, one-time authorization code (OTAC) or dynamic password, is a password that is valid for only one login
One-time_password
Medication for parasite infestations
awarded jointly to Campbell and Ōmura for discovering ivermectin, "the derivatives of which have radically lowered the incidence of river blindness and
Ivermectin
language that shares C's block syntax. C-family languages have features like: Code block delimited by curly braces ({}), a.k.a. braces, a.k.a. curly brackets
List of C-family programming languages
List_of_C-family_programming_languages
Chemical compound
anabolic–androgenic steroid (AAS) and a 17α-alkylated nandrolone (19-nortestosterone) derivative which was never marketed for medical use but has been widely used in scientific
Metribolone
Organic compound
encapsulation of urea in an inert sealant, and conversion of urea into derivatives such as urea-formaldehyde compounds, which degrade into ammonia at a
Urea
2025 film by Guy Ritchie
more than Indiana Bourne and the Thomas Crown Da Vinci Code", and summarising it as "derivative and uninspired". Portman was nominated for a 46th Golden
Fountain_of_Youth_(film)
Pharmaceutical drug classification
ATC code C08 Calcium channel blockers is a therapeutic subgroup of the Anatomical Therapeutic Chemical Classification System, a system of alphanumeric
ATC_code_C08
Chemical compound
Phenol and derivatives Hexachlorophene Policresulen Phenol Triclosan Triclocarban Chloroxylenol# Biphenylol Fenticlor Nitrofuran derivatives Nitrofurazone
Hexamidine
Physiological molecule and therapeutic drug
"Amides of hyaluronic acid and the derivatives thereof and a process for their preparation", published 2000-01-13 ATC codes: D03AX05 (WHO), M09AX01 (WHO)
Hyaluronic_acid
Chemical compound
AHFS/Drugs.com International Drug Names Routes of administration Oral ATC code B01AC19 (WHO) Pharmacokinetic data Bioavailability 50–70% Metabolism Unknown
Beraprost
Steroid medication
visualization during vitrectomy and the prevention of asthma attacks. The derivative triamcinolone acetonide is the active ingredient in various topical skin
Triamcinolone
Corticosteroid medication
11-dehydro derivative. This is then reacted with a source of hypobromite, such as basic N-bromosuccinimide, to form the 9α-bromo-11β-hydrin derivative, which
Dexamethasone
Chemical compound
Aminolevulinic acid Efaproxiral Methyl aminolevulinate Padeliporfin Porphyrin derivatives (Porfimer sodium Talaporfin Temoporfin Verteporfin) Other Enzyme inhibitors
Mitobronitol
Disinfectant and antiseptic
August 2025. Güthner T, Mertschenk B, Schulz B (2007), "Guanidine and Derivatives", Ullman's Encyclopedia of Industrial Chemistry (7th ed.), Wiley, p. 13
Chlorhexidine
Medication, stimulant and decongestant
2S)-β-hydroxy-N-methylamphetamine, is a substituted phenethylamine and amphetamine derivative. It is similar in chemical structure to phenylpropanolamine, methamphetamine
Ephedrine
Pharmaceutical drug classification
ATC code H03 Thyroid therapy is a therapeutic subgroup of the Anatomical Therapeutic Chemical Classification System, a system of alphanumeric codes developed
ATC_code_H03
Pharmaceutical drug classification
ATC code A14 Anabolic agents for systemic use is a therapeutic subgroup of the Anatomical Therapeutic Chemical Classification System, a system of alphanumeric
ATC_code_A14
Chemical compound
Sulfadicramide Clinical data ATC code S01AB03 (WHO) Identifiers IUPAC name N-(4-aminophenyl)sulfonyl-3-methylbut-2-enamide CAS Number 115-68-4 PubChem
Sulfadicramide
Chemical compound
N-Acetyl-L-tyrosine is an amino acid, an N-acetyl derivative of tyrosine. It is used for parenteral nutrition and as a dietary supplement. Acetylcarnitine
N-Acetyl-L-tyrosine
Muscle relaxant medication
distribution of 2.4 L/kg following intravenous administration. Tizanidine is a derivative of 2,1,3-benzothiadiazole and its first published synthesis was reported
Tizanidine
Pharmaceutical drug classification
Ethacridine lactate D08AA02 Aminoacridine D08AA03 Euflavine QD08AA99 Acridine derivatives, combinations D08AC01 Dibrompropamidine D08AC02 Chlorhexidine D08AC03
ATC_code_D08
Antiretroviral medication
well as some chemotherapeutic agents, benzodiazepines and some ergot derivatives. The FDA has issued a boxed warning for this type of drug interactions
Ritonavir
Chemical compound
Vinbarbital is a hypnotic drug which is a barbiturate derivative. It was developed by Sharp and Dohme in 1939. Mueller VA (March 1950). "An analysis and
Vinbarbital
Chemical compound
condensation reaction between glyoxal and 2-aminomalonamide forms the pyrazine derivative (1). Acid-catalysed hydrolysis of the amide and decarboxylation gives
Ampyzine
Chemical compound
Edoxudine Clinical data ATC code D06BB09 (WHO) Legal status Legal status In general: ℞ (Prescription only) Identifiers IUPAC name 5-ethyl-1-[4-hydroxy
Edoxudine
Chemical compound
to reactions of one of the two primary alcohols. Thus, in substituted derivatives, the stereospecific numbering labels the molecule with a sn- prefix before
Glycerol
Software licensed to ensure source code usage rights
rights to use, study, change, and distribute the software and its source code to anyone and for any purpose. Open-source software may be developed in a
Open-source_software
Blood pressure medication
tetrazole ring, which is similar in size to the negative carboxylic acid derivative, may contribute to the activity of the drug. Losartan's bioavailability
Losartan
DERIVATIVE CODE
DERIVATIVE CODE
Surname or Lastname
English
English : derivative Shaddick, an altered form of Chadwick.
Surname or Lastname
English
English : derivative of Mead.
Surname or Lastname
English
English : derivative of Pell.
Female
German
A derivative of Germanic Ishild, ISOLD means "ice battle."
Girl/Female
British, English, Hebrew
Famous Bearer; Derivative of the French Laverna
Biblical
[uncertain derivation]; olive tree
Girl/Female
American, Australian, Chinese
Derivative of Imani; Faith; Freeman; Associated to Goddess Durga
Boy/Male
Arabic, Bengali, Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Muslim, Oriya, Punjabi, Sanskrit, Sikh, Tamil, Telugu
Rain; A Derivative of Mukul; Cloud
Surname or Lastname
English (Suffolk) of uncertain derivation;
English (Suffolk) of uncertain derivation; : of uncertain derivation; perhaps from a reduced form of the personal name Dominicus (see Dominick).English (Suffolk) of uncertain derivation; : alternatively, as Reaney proposes, it may be from the Breton personal name Menguy, a compound of men ‘stone’ + ki ‘dog’.
Surname or Lastname
English
English : topographic or habitational name, from a derivative of Wick.
Male
Welsh
A derivative of Welsh Lloegr, LOGRES means "England."
Girl/Female
Hindu, Indian, Tamil, Telugu
Initiation; Concentration; God's Name; Dedicative
Male
German
A derivative of German Reginar, RAINER means "wise warrior."
Surname or Lastname
English
English : topographic name, from an adjectival derivative of South.
Surname or Lastname
Respelling of German Killmann, probably a derivative of Kilian.English
Respelling of German Killmann, probably a derivative of Kilian.English : variant of Gillman.
Surname or Lastname
English
English : derivative of Waple (a variant of Walpole).
Surname or Lastname
English
English : derivative of Adcock. Compare Cox.
Surname or Lastname
English (Kent) of uncertain derivation
English (Kent) of uncertain derivation : of uncertain derivation: it could be a topographic name for someone living in an area planted with bushes, French bussière, or a habitational name from any of various minor places in Essex, perhaps named with this word.English (Kent) of uncertain derivation : alternatively it may be a nickname for a heavy drinker, from an agent derivative of Middle English bouse(n) ‘to drink’, ‘to booze’ (from Middle Dutch bÅ«sen) or Middle English bous, boos ‘intoxicating drink’ (from Middle Dutch bÅ«se).English (Kent) of uncertain derivation : lastly, it could be an occupational name for a stockman, from a derivative of Middle English bos(e), buse ‘stall for livestock’, ‘cowstall’, ‘manger’ (from Old English bÅs).
Surname or Lastname
English
English : occupational or topographic name, from a derivative of Forrest.
Boy/Male
American, Christian, Danish, French, German, Hebrew, Indian, Swedish
Determined Protector; Gaelic Derivative of William
DERIVATIVE CODE
DERIVATIVE CODE
Girl/Female
French American
God is gracious.
Girl/Female
Sikh
Precious stone
Boy/Male
Hindu, Indian
A Gem Like Person Amongst Followers of Dharma
Girl/Female
Hindu, Indian
Aspire
Boy/Male
Bengali, Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Tamil, Telugu
Master of the Right Path; Lord Krishna; True Warrior; Mightiest Lord; Night Light; Lord of Correct Path
Girl/Female
Muslim
Life full of happiness
Girl/Female
Muslim
Glad, Cheerful, Joyful
Boy/Male
Hindu
Girl/Female
Arabic, Muslim
Pigeon
Male
Italian
Variant spelling of Italian Bonaventura, BONAVENTURE means "good fortune."
DERIVATIVE CODE
DERIVATIVE CODE
DERIVATIVE CODE
DERIVATIVE CODE
DERIVATIVE CODE
n.
That which is derived; anything obtained or deduced from another.
n.
A derived function; a function obtained from a given function by a certain algebraic process.
n.
An agent which is adapted to produce a derivation (in the medical sense).
n.
The operation of deducing one function from another according to some fixed law, called the law of derivation, as the of differentiation or of integration.
n.
A yellow crystalline substance, C6Cl4.O2, regarded as a derivative of quinone, obtained by the action of chlorine on certain benzene derivatives, as aniline.
n.
A term indicating the absence of any quality which might be naturally or rationally expected; -- called also privative term.
n.
A privative prefix or suffix. See Privative, a., 3.
n.
A thing derived; a derivative.
n.
A compound or derivative of xanthogen.
a.
Implying privation or negation; giving a negative force to a word; as, alpha privative; privative particles; -- applied to such prefixes and suffixes as a- (Gr. /), un-, non-, -less.
n.
The act of tracing origin or descent, as in grammar or genealogy; as, the derivation of a word from an Aryan root.
n.
A chord, not fundamental, but obtained from another by inversion; or, vice versa, a ground tone or root implied in its harmonics in an actual chord.
n.
Derivation.
n.
A hypothetical nitro derivative of quinol or hydroquinone, not known in the free state, but forming a well defined series of derivatives.
adv.
By derivation.
n.
A word formed from another word, by a prefix or suffix, an internal modification, or some other change; a word which takes its origin from a root.
a.
Obtained by derivation; derived; not radical, original, or fundamental; originating, deduced, or formed from something else; secondary; as, a derivative conveyance; a derivative word.
a.
Derived; derivative.
n.
A substance so related to another substance by modification or partial substitution as to be regarded as derived from it; thus, the amido compounds are derivatives of ammonia, and the hydrocarbons are derivatives of methane, benzene, etc.
n.
That which is derived; a derivative; a deduction.