Trace may refer to:

Arts and entertainment

Music

* ''Trace'' (Son Volt album), 1995 * ''Trace'' (Died Pretty album), 1993 * Trace (band), a Dutch progressive rock band * ''The Trace'' (album), by Nell

Other uses in arts and entertainment

* ''Trace'' (magazine), British hip-hop magazine * ''Trace'' (manhwa), a Korean internet cartoon * ''Trace'' (manga), a Japanese manga series by Kei Koga * ''Trace'' (novel), a novel by Patricia Cornwell * ''The Trace'' (film), a 1994 Turkish film * ''The Trace'' (video game), 2015 video game * ''Sama'' (film), alternate title ''The Trace'', a 1988 Tunisian film * Trace, a fictional character in the game ''

Metroid Prime Hunters ''Metroid Prime Hunters'' is a 2006 action-adventure game developed by Nintendo Software Technology and published by Nintendo for the Nintendo DS. It was released in North America in March 2006, with other territories later. The story takes place ...

'' * Trace, the protagonist of '' Axiom Verge'' * Trace, another name for Portgas D. Ace, a fictional character in the manga ''One Piece'' * Trace, the main brand for a number of music channels such as Trace Urban

Language

* Trace (deconstruction), a concept in Derridian deconstruction *

Trace (linguistics) Syntactic movement is the means by which some theories of syntax address discontinuities. Movement was first postulated by structuralist linguists who expressed it in terms of ''discontinuous constituents'' or ''displacement''. Some constituen ...

, a syntactic placeholder resulting from a transformation * TRACE (psycholinguistics), a psycholinguistic model of speech perception * Trace (semiology), the history carried by a sign * Sign-trace, a detectable amount conceived of by Béatrice Galinon-Mélénec

Mathematics, science, and technology

Computing and electronics

* TRACE, a request method in the

HTTP HTTP (Hypertext Transfer Protocol) is an application layer protocol in the Internet protocol suite model for distributed, collaborative, hypermedia information systems. HTTP is the foundation of data communication for the World Wide Web, wher ...

protocol * Traces, the equivalence classes of strings of a

trace monoid In computer science, a trace is an equivalence class of strings, wherein certain letters in the string are allowed to commute, but others are not. Traces generalize the concept of strings by relaxing the requirement for all the letters to have a d ...

, studied in trace theories of concurrent computation *

Digital traces Digital footprint or digital shadow refers to one's unique set of traceable digital activities, actions, contributions, and communications manifested on the Internet or digital devices. Digital footprints can be classified as either passive o ...

, the traces of activities and behaviours that people leave when they interact in digital environments * Packet trace, a timestamped sequence of packets captured on a computer network with a sniffer or similar tools *

Signal trace In electronics, a signal trace or circuit trace on a printed circuit board (PCB) or integrated circuit (IC) is the equivalent of a wire for conducting signals. Each trace consists of a flat, narrow part of the copper Copper is a chemical elem ...

, a printed or etched wire on a printed circuit board *

Stack trace In computing, a stack trace (also called stack backtrace or stack traceback) is a report of the active stack frames at a certain point in time during the execution of a program. When a program is run, memory is often dynamically allocated in tw ...

, report of the active steps of a computer program's execution *

Trace cache In computer architecture, a trace cache or execution trace cache is a specialized instruction cache which stores the dynamic stream of instructions known as trace. It helps in increasing the instruction fetch bandwidth and decreasing power cons ...

, a specialized CPU cache to speed up executable instruction fetch *

Trace table A trace table is a technique used to test algorithms in order to make sure that no logical errors occur while the calculations are being processed. The table usually takes the form of a multi-column, multi-row table; With each column showing a v ...

, a table used to test algorithms to ensure that no logical errors in calculation have occurred.

Mathematics

Trace (linear algebra) In linear algebra, the trace of a square matrix , denoted , is the sum of the elements on its main diagonal, a_ + a_ + \dots + a_. It is only defined for a square matrix (). The trace of a matrix is the sum of its eigenvalues (counted with mu ...

, the sum of the elements on the main diagonal of a square matrix or a linear transformation **

Field trace In mathematics, the field trace is a particular function defined with respect to a finite field extension ''L''/''K'', which is a ''K''-linear map from ''L'' onto ''K''. Definition Let ''K'' be a field and ''L'' a finite extension (and hence a ...

, a particular trace in field theory *

Trace class In mathematics, specifically functional analysis, a trace-class operator is a linear operator for which a trace may be defined, such that the trace is a finite number independent of the choice of basis used to compute the trace. This trace of tra ...

, a certain set of operators in a Hilbert space *

Trace operator In mathematical analysis, the trace operator extends the notion of the restriction of a function to the boundary of its domain to "generalized" functions in a Sobolev space. This is particularly important for the study of partial differential equ ...

, a restriction-to-boundary operator in a Sobolev space

Physical sciences

* TRACE (Transition Region and Coronal Explorer), a NASA satellite *

Trace element __NOTOC__ A trace element is a chemical element of a minute quantity, a trace amount, especially used in referring to a micronutrient, but is also used to refer to minor elements in the composition of a rock, or other chemical substance. In nutr ...

, an element which composes less than 0.1% of a sample *

Trace evidence Trace evidence occurs when objects make contact, and material is transferred. This type of evidence is usually not visible to the naked eye and requires specific tools and techniques to be located and obtained. Due to this, trace evidence is often ...

, material found at a crime scene *

Trace fossil A trace fossil, also called an ichnofossil (; ), is a fossil record of biological activity by lifeforms, but not the preserved remains of the organism itself. Trace fossils contrast with body fossils, which are the fossilized remains of part ...

, fossil record of biological activity *

Trace radioisotope A trace radioisotope is a radioisotope that occurs naturally in trace amounts (i.e. extremely small). Generally speaking, trace radioisotopes have half-lives that are short in comparison with the age of the Earth, since primordial nuclides tend to ...

, an element that is found in small quantities because it undergoes radioactive decay * Seismic trace, in seismology, record of ground movement from a seismograph * Trace (precipitation), in earth science, an amount of precipitation that falls that is too small to be measured with standard units

Places

* Trace, West Virginia * The Trace (Land Between the Lakes), a scenic roadway in Kentucky and Tennessee * Trace Creek (Castor River), a stream in Missouri * Trace Creek (Cub Creek), a stream in Missouri * Trace Creek (Twelvemile Creek), a stream in Missouri * Trace Lake, a lake in Minnesota

Other uses

* Trace (name), a given name, nickname, and surname * A synonym for

trail A trail, also known as a path or track, is an unpaved lane or a small paved road (though it can also be a route along a navigable waterways) generally not intended for usage by motorized vehicles, usually passing through a natural area. Ho ...

, as in Natchez Trace * Trace (tack), part of a draft animal's gear *

Track and trace In the distribution and logistics of many types of products, track and trace or tracking and tracing concerns a process of determining the current and past locations (and other information) of a unique item or property. Mass serialization is t ...

, in goods distribution and logistics * Trace, a type of eyeblink conditioning * An Italian-derived synonym for

star fort A bastion fort or ''trace italienne'' (a phrase derived from non-standard French, meaning 'Italian outline') is a fortification in a style developed during the early modern period in response to the ascendancy of gunpowder weapons such as c ...

, in fortification * Trade reporting and compliance engine, in the U.S. financial markets, a reporting system for US bond transactions administered by the FINRA *

The Trace (website) ''The Trace'' is an American non-profit journalism outlet devoted to gun-related news in the United States. It was established in 2015 with seed money from the largest gun control advocacy group Everytown for Gun Safety, which was founded by form ...

, a website covering gun issues in the United States