Concomitance is the condition of accompanying or coexisting. A concomitant is something that accompanies something else. Concomitant or concomitance may refer to: *

Concomitance (doctrine) The Doctrine of Concomitance is a Eucharistic theological doctrine held by some Christians which describes the nature of Christ's presence in the bread and wine of the sacrament of Eucharist. Doctrine The doctrine states that since Christ is indiv ...

, a Christian doctrine *

Concomitant (classical algebraic geometry) The terminology of algebraic geometry changed drastically during the twentieth century, with the introduction of the general methods, initiated by David Hilbert and the Italian school of algebraic geometry in the beginning of the century, and later ...

, an invariant homogeneous polynomial in the coefficients of a form, a covariant variable, and a contravariant variable *

Concomitant (invariant theory) This page is a glossary of terms in invariant theory Invariant theory is a branch of abstract algebra dealing with actions of groups on algebraic varieties, such as vector spaces, from the point of view of their effect on functions. Classically ...

, a relative invariant of GL(V) acting on the polynomials over Sn(V)⊕V⊕V* *

Concomitant (statistics) In statistics, the concept of a concomitant, also called the induced order statistic, arises when one sorts the members of a random sample according to corresponding values of another random sample. Let (''X'i'', ''Y'i''), ''i'' =&n ...

, a statistic that arises when one sorts the members of a random sample according to the corresponding values of another random sample *

Concomitant drug Concomitant drugs are two or more drugs used or given at or almost at the same time (one after the other, on the same day, etc.). The term has two contextual uses: as used in medicine or as used in drug abuse Substance abuse, also known as dru ...

, a drug given at the same time as, or shortly after, another drug *

Concomitantly variable codon {, class="wikitable" align="right" , - ! ! colspan=4 , Rate = 1 ! colspan=4 , Rate = 0 , - , , A1 , G1 , C1 , T1 , A0 , G0 , C0 , T0 , - , A1 , – , α , β , γ , δ , 0 , 0 , 0 , - , G1 , α , – , γ , β , 0 , ...

, a codon in a computational phylogenetic model in which the hypothesized rate of molecular evolution varies in an autocorrelated manner

See also