Search references for FUZZY RELATION. Phrases containing FUZZY RELATION
See searches and references containing FUZZY RELATION!FUZZY RELATION
Cartesian product of mathematical fuzzy sets
A fuzzy relation is the cartesian product of mathematical fuzzy sets. Two fuzzy sets are taken as input, the fuzzy relation is then equal to the cross
Fuzzy_relation
Sets whose elements have degrees of membership
more general kind of structure called an "L-relation", which he studied in an abstract algebraic context; fuzzy relations are special cases of L-relations
Fuzzy_set
Branch of mathematics
with the introduction of fuzzy sets, the field has since evolved to include fuzzy set theory, fuzzy logic, and various fuzzy analogues of traditional
Fuzzy_mathematics
System for reasoning about vagueness
Fuzzy logic is a form of many-valued logic in which the truth value of variables may be any real number between 0 and 1. It is employed to handle the
Fuzzy_logic
Varying application boundaries
represent fuzzy concepts mathematically, using fuzzy logic, fuzzy values, fuzzy variables and fuzzy sets (see also fuzzy set theory). Fuzzy logic is not
Fuzzy_concept
Basic notion of sameness in mathematics
not be an equivalence relation, due to its not being transitive. This is the case even when it is modeled as a fuzzy relation. In computer science, equality
Equality_(mathematics)
Relationship between elements of two sets
L-fuzzy Relations. Springer. pp. x–xi. ISBN 978-1-4020-6164-6. G. Schmidt, Claudia Haltensperger, and Michael Winter (1997) "Heterogeneous relation algebra"
Binary_relation
Operations on fuzzy sets
called standard fuzzy set operations; they comprise: fuzzy complements, fuzzy intersections, and fuzzy unions. Let A and B be fuzzy sets that A,B ⊆ U
Fuzzy_set_operations
Mathematical concept for comparing objects
mathematics, an equivalence relation is a binary relation that is reflexive, symmetric, and transitive. The equipollence relation between line segments in
Equivalence_relation
Hypothetical form of cold dark matter proposed to solve the cuspy halo problem
Fuzzy cold dark matter is a hypothetical form of cold dark matter proposed to solve the cuspy halo problem. It would consist of extremely light scalar
Fuzzy_cold_dark_matter
Set whose elements all belong to another set
true of every set A that A ⊂ A . {\displaystyle A\subset A.} (a reflexive relation). Other authors prefer to use the symbols ⊂ {\displaystyle \subset } and
Subset
Any one of the distinct objects that make up a set in set theory
membership only, and "includes" for the subset relation only. For the relation ∈ , the converse relation ∈T may be written A ∋ x {\displaystyle A\ni x}
Element_of_a_set
Extension of SQL
application of fuzzy sets’ concepts. The result of a SQLf query is a fuzzy set of rows that is a fuzzy relation instead of a regular relation. A basic block
SQLf
Set of the elements not in a given subset
binary relation R {\displaystyle R} is defined as a subset of a product of sets X × Y . {\displaystyle X\times Y.} The complementary relation R ¯ {\displaystyle
Complement_(set_theory)
One-to-one correspondence
that f ( a ) = b {\displaystyle f(a)=b} . Equivalently, a bijection is a relation between two sets such that each element of either set is paired with exactly
Bijection
Type of binary relation
In mathematics, a binary relation R is called well-founded (or wellfounded or foundational) on a set or, more generally, a class X if every non-empty subset
Well-founded_relation
Function that preserves distinctness
algebraic structures is an embedding. Unlike surjectivity, which is a relation between the graph of a function and its codomain, injectivity is a property
Injective_function
Symbol representing a property or relation in logic
logic, a predicate is a non-logical symbol that represents a property or a relation, though, formally, does not need to represent anything at all. For instance
Predicate_(logic)
Branch of mathematics that studies sets
membership relation. These include rough set theory and fuzzy set theory, in which the value of an atomic formula embodying the membership relation is not
Set_theory
Property that assigns truth values to k-tuples of individuals
relation is called the arity, adicity or degree of the relation. A relation with n "places" is variously called an n-ary relation, an n-adic relation
Finitary_relation
Programming language
micro-PROLOG [es] of Logic Programming Associates and adds support for fuzzy sets, support logic, and metaprogramming. Fril was originally developed
Fril
Relationship where one statement follows from another
entailment: (1) The logical consequence relation relies on the logical form of the sentences: (2) The relation is a priori, i.e., it can be determined
Logical_consequence
Decision-making strategy
problems. The Fuzzy VIKOR method has been developed to solve problem in a fuzzy environment where both criteria and weights could be fuzzy sets. The triangular
VIKOR_method
Number of arguments required by a function
the number of arguments or operands taken by a function, operation or relation. In mathematics, arity may also be called rank, but this word can have
Arity
Logical principle
derived from interviews. Bart Kosko, Fuzzy Thinking: The New Science of Fuzzy Logic, Hyperion, New York, 1993. Fuzzy thinking at its finest but a good introduction
Law_of_excluded_middle
Value indicating the relation of a proposition to truth
truth value, sometimes called a logical value, is a value indicating the relation of a proposition to truth, which in classical logic has only two possible
Truth_value
Logic theorem
Hájek, Petr; Paris, Jeff; Shepherdson, John (2000). "The Liar Paradox and Fuzzy Logic". The Journal of Symbolic Logic. 65 (1): 339–346. doi:10.2307/2586541
Law_of_noncontradiction
Mathematical set of all subsets of a set
Empty Inhabited Singleton Finite Infinite Transitive Ultrafilter Recursive Fuzzy Universal Universe constructible Grothendieck Von Neumann Maps, cardinality
Power_set
Proposition in mathematical logic
Amorphous Countable Empty Finite (hereditarily) Filter base subbase Ultrafilter Fuzzy Infinite (Dedekind-infinite) Recursive Singleton Subset · Superset Transitive
Continuum_hypothesis
Mathematical-logic system based on functions
M\equiv _{\alpha }\lambda y.M[x:=y]} . The equivalence relation is the smallest congruence relation on lambda terms generated by this rule. For instance
Lambda_calculus
Mathematical function characterizing set membership
function to describe the function that indicates membership in a set. In fuzzy logic and modern many-valued logic, predicates are the characteristic functions
Indicator_function
Description of non-logical symbols
assigns a natural number called arity to every function or relation symbol. A function or relation symbol is called n {\displaystyle n} -ary if its arity
Signature_(logic)
Axioms for the natural numbers
Formulario mathematico include zero. The next four axioms describe the equality relation. Since they are logically valid in first-order logic with equality, they
Peano_axioms
In mathematics, the fuzzy sphere is one of the simplest and most canonical examples of non-commutative geometry. Ordinarily, the functions defined on
Fuzzy_sphere
Mapping of mathematical formulas to a particular meaning
universal algebra is used for structures of first-order theories with no relation symbols. Model theory has a different scope that encompasses more arbitrary
Structure (mathematical logic)
Structure_(mathematical_logic)
Limitative results in mathematical logic
of its proof. The relation between the Gödel number of p and x, the potential Gödel number of its proof, is an arithmetical relation between two numbers
Gödel's incompleteness theorems
Gödel's_incompleteness_theorems
Binary relation over a set and itself
phrased as "a relation on X" or "a (binary) relation over X". An example of a homogeneous relation is the relation of kinship, where the relation is between
Homogeneous_relation
Mathematical set formed from two given sets
existence of the Cartesian product) Direct product Empty product Finitary relation Join (SQL) § Cross join Orders on the Cartesian product of totally ordered
Cartesian_product
Branch of mathematics
relations. Suppose that P is a set and that ≤ is a relation on P ('relation on a set' is taken to mean 'relation amongst its inhabitants', i.e. ≤ is a subset
Order_theory
Set theory concept
Amorphous Countable Empty Finite (hereditarily) Filter base subbase Ultrafilter Fuzzy Infinite (Dedekind-infinite) Recursive Singleton Subset · Superset Transitive
Von_Neumann_universe
Logic principle
equal elements, and elements of a set which are related by an equivalence relation belong to the same equivalence class. Type-theoretical foundations of mathematics
Extensionality
Standard system of axiomatic set theory
is a predicate symbol of arity 2 (a binary relation symbol). This symbol symbolizes a set membership relation. For example, the formula a ∈ b {\displaystyle
Zermelo–Fraenkel_set_theory
Non-contradiction of a theory
{\displaystyle S} -formulas containing witnesses. Define an equivalence relation ∼ {\displaystyle \sim } on the set of S {\displaystyle S} -terms by t 0
Consistency
Diagram that shows all possible logical relations between a collection of sets
A Venn diagram is a widely used diagram style that shows the logical relation between sets, popularized by John Venn (1834–1923) in the 1880s. The diagrams
Venn_diagram
Function that is its own inverse
involution, on a set with n = 0, 1, 2, ... elements is given by a recurrence relation found by Heinrich August Rothe in 1800: a 0 = a 1 = 1 {\displaystyle a_{0}=a_{1}=1}
Involution_(mathematics)
Official mascot for the Atlanta Braves of Major League Baseball
official mascot for the Atlanta Braves Major League Baseball team. A big, fuzzy creature with Party horns in his ears (much like the Phillie Phanatic has
Blooper_(mascot)
Form of logic that allows quantification over predicates
saying that every set of people containing y and closed under the Parent relation contains x: ∀ P ( ( P y ∧ ∀ a ∀ b ( ( P b ∧ P a r e n t ( a , b ) ) → P
Second-order_logic
an apartness relation is a constructive form of inequality, and is often taken to be more basic than equality. An apartness relation is often written
Apartness_relation
Axiom of set theory
one element. That is, every partition of a set has a transversal. If a relation R {\displaystyle R} from a set X {\displaystyle X} to a set Y {\displaystyle
Axiom_of_choice
Term in logic and deductive reasoning
Empty Inhabited Singleton Finite Infinite Transitive Ultrafilter Recursive Fuzzy Universal Universe constructible Grothendieck Von Neumann Maps, cardinality
Soundness
Measure of algorithmic complexity
Empty Inhabited Singleton Finite Infinite Transitive Ultrafilter Recursive Fuzzy Universal Universe constructible Grothendieck Von Neumann Maps, cardinality
Kolmogorov_complexity
Problem in computer science
Empty Inhabited Singleton Finite Infinite Transitive Ultrafilter Recursive Fuzzy Universal Universe constructible Grothendieck Von Neumann Maps, cardinality
Halting_problem
Area of mathematical logic
sometimes called "Tarski's definition of truth", for the satisfaction relation ⊨ {\displaystyle \models } , so that one easily proves: N ⊨ φ ( n ) ⟺ n
Model_theory
Type of formal logic
believed by s that". Modal logics may be extended to fuzzy form with calculi in the class of fuzzy Kripke models. Modal logics may also be enhanced via
Modal_logic
Size of a possibly infinite set
concept of cardinality is defined. Sameness of cardinality is an equivalence relation. It is sometimes referred to as equipotence, equipollence, or equinumerosity
Cardinal_number
Statement that is taken to be true
Set hereditary Class (Ur-)Element Ordinal number Extensionality Forcing Relation equivalence partition Set operations: intersection union complement Cartesian
Axiom
Infinite cardinal number
Empty Inhabited Singleton Finite Infinite Transitive Ultrafilter Recursive Fuzzy Universal Universe constructible Grothendieck Von Neumann Maps, cardinality
Aleph_number
Empty Inhabited Singleton Finite Infinite Transitive Ultrafilter Recursive Fuzzy Universal Universe constructible Grothendieck Von Neumann Maps, cardinality
Mathematical_object
Function, homomorphism, or morphism
dynamical systems. "If R ⊆ A × B {\displaystyle R\subseteq A\times B} is a relation, the domain of R is D ( R ) = { a ∈ A | < a , b >∈ R for some b ∈ B
Map_(mathematics)
Collection of mathematical objects
its members Family of sets – Any collection of sets, or subsets of a set Fuzzy set – Sets whose elements have degrees of membership Mathematical logic –
Set_(mathematics)
Mathematical function such that every output has at least one input
binary relation between X and Y by identifying it with its function graph. A surjective function with domain X and codomain Y is then a binary relation between
Surjective_function
Type of logical system
there is no a in the domain at all. First-order fuzzy logics are first-order extensions of propositional fuzzy logics rather than classical propositional calculus
First-order_logic
Concept in logic
Empty Inhabited Singleton Finite Infinite Transitive Ultrafilter Recursive Fuzzy Universal Universe constructible Grothendieck Von Neumann Maps, cardinality
Logical_equivalence
Mathematical concept
{\displaystyle S} have a notion of equivalence (formalized as an equivalence relation), then one may naturally split the set S {\displaystyle S} into equivalence
Equivalence_class
Mathematical set containing no elements
than eternal happiness is often used to demonstrate the philosophical relation between the concept of nothing and the empty set. Darling writes that the
Empty_set
Theory of cognition
Fuzzy-trace theory (FTT) is a theory of cognition originally proposed by Valerie F. Reyna and Charles Brainerd to explain cognitive phenomena, particularly
Fuzzy-trace_theory
Input to a mathematical function
Empty Inhabited Singleton Finite Infinite Transitive Ultrafilter Recursive Fuzzy Universal Universe constructible Grothendieck Von Neumann Maps, cardinality
Argument_of_a_function
Assignment of meaning to the symbols of a formal language
lines. There is an equality relation symbol for points, an equality relation symbol for lines, and a binary incidence relation E which takes one point variable
Interpretation_(logic)
Complexity class used to classify decision problems
A representation of the relation among complexity classes
NP_(complexity)
Operation in music
transposed forms of P". Joseph Straus created the concept of fuzzy transposition, and fuzzy inversion, to express transposition as a voice-leading event
Transposition_(music)
Mathematical concept
recursion on any well-founded relation R. (R need not even be a set; it can be a proper class, provided it is a set-like relation; i.e. for any x, the collection
Transfinite_induction
In mathematics, a statement that has been proven
closed under the relation of logical consequence. Some accounts define a theory to be closed under the semantic consequence relation ( ⊨ {\displaystyle
Theorem
Symbol representing a mathematical object
Empty Inhabited Singleton Finite Infinite Transitive Ultrafilter Recursive Fuzzy Universal Universe constructible Grothendieck Von Neumann Maps, cardinality
Variable_(mathematics)
Mathematical proposition equivalent to the axiom of choice
required to be comparable under the order relation, that is, in a partially ordered set P with order relation ≤ there may be elements x and y with neither
Zorn's_lemma
Set of elements in any of some sets
Amorphous Countable Empty Finite (hereditarily) Filter base subbase Ultrafilter Fuzzy Infinite (Dedekind-infinite) Recursive Singleton Subset · Superset Transitive
Union_(set_theory)
Method of deriving conclusions
"Meditative Fuzzy Logic: A New Approach for Contradictory Knowledge Management". In Nikravesh, Masoud; Zadeh, Lofti A. (eds.). Forging New Frontiers: Fuzzy Pioneers
Rule_of_inference
Basis for Euclidean geometry
that the segment AB is congruent to the segment A′B′. We indicate this relation by writing AB ≅ A′B′. Every segment is congruent to itself; that is, we
Hilbert's_axioms
Paradox in set theory
Scott–Potter set theory. Yet another approach is to define multiple membership relation with appropriately modified comprehension scheme, as in the Double extension
Russell's_paradox
3-volume treatise on mathematics, 1910–1913
of finite and infinite cardinals. ✱120.03 is the Axiom of infinity. A "relation-number" is an equivalence class of isomorphic relations. PM defines analogues
Principia_Mathematica
Mathematical function that can be computed by a program
relation on the natural numbers can be identified with a corresponding set of finite sequences of natural numbers, the notions of computable relation
Computable_function
Mathematical operation with two operands
{\displaystyle f} on a set S {\displaystyle S} may be viewed as a ternary relation on S {\displaystyle S} , that is, the set of triples ( a , b , f ( a ,
Binary_operation
Function computable with bounded loops
The use of this operator may result in a partial function, that is, a relation which has at most one value for each argument, but which may fail to have
Primitive_recursive_function
Summary of a mathematical proof
y) is in fact an arithmetical relation, just as "x + y = 6" is, though a much more complicated one. Given such a relation R(x,y), for any two specific
Proof sketch for Gödel's first incompleteness theorem
Proof_sketch_for_Gödel's_first_incompleteness_theorem
Mathematical set that can be enumerated
Set hereditary Class (Ur-)Element Ordinal number Extensionality Forcing Relation equivalence partition Set operations: intersection union complement Cartesian
Countable_set
Logical paradox from vague predicates
the group's heap status – see fuzzy logic. Philosophy portal Psychology portal Ambiguity Boiling frog Closed concept Fuzzy concept I know it when I see
Sorites_paradox
Set of all things that may be the input of a mathematical function
Empty Inhabited Singleton Finite Infinite Transitive Ultrafilter Recursive Fuzzy Universal Universe constructible Grothendieck Von Neumann Maps, cardinality
Domain_of_a_function
Symbolic description of a mathematical object
or rewriting strategy is a relation specifying a rewrite for each object or term, compatible with a given reduction relation. A rewriting strategy specifies
Expression_(mathematics)
Yes-or-no question that cannot ever be solved by a computer
"undecidable" in contemporary use. The first of these is the sense used in relation to Gödel's theorems, that of a statement being neither provable nor refutable
Undecidable_problem
Form of mathematical proof
about elements of any well-founded set, that is, a set with an irreflexive relation < that contains no infinite descending chains. Every set representing an
Mathematical_induction
Set of elements common to all of some sets
Amorphous Countable Empty Finite (hereditarily) Filter base subbase Ultrafilter Fuzzy Infinite (Dedekind-infinite) Recursive Singleton Subset · Superset Transitive
Intersection_(set_theory)
Theorem in mathematical logic
Empty Inhabited Singleton Finite Infinite Transitive Ultrafilter Recursive Fuzzy Universal Universe constructible Grothendieck Von Neumann Maps, cardinality
Compactness_theorem
Mathematical use of "there exists"
universal quantification ("for all"), which asserts that the property or relation holds for all members of the domain. Some sources use the term existentialization
Existential_quantification
Mathematical construction of a set with an equivalence relation
mathematics, a setoid (X, ~) is a set (or type) X equipped with an equivalence relation ~. A setoid may also be called E-set, Bishop set, or extensional set. Setoids
Setoid
Mathematical logic concept
Empty Inhabited Singleton Finite Infinite Transitive Ultrafilter Recursive Fuzzy Universal Universe constructible Grothendieck Von Neumann Maps, cardinality
Gentzen's_consistency_proof
Calculus for temporal reasoning (relating to time instances) of events
https://cidoc-crm.org/versions-of-the-cidoc-crm, section Temporal Relation Primitives based on fuzzy boundaries Allen, James F. (26 November 1983). "Maintaining
Allen's_interval_algebra
Particular class of sets which can be described entirely in terms of simpler sets
disjoint from x {\displaystyle x} because we are using the same element relation and no new sets were added. Axiom of extensionality: Two sets are the same
Constructible_universe
Impossible task in computing
{\displaystyle \exists \cdots \exists \forall \cdots \forall } , equality and relation symbols, and no function symbols. For example, Turing's 1936 paper (p. 263)
Entscheidungsproblem
Mathematical use of "for all"
domain of discourse. In other words, it is the predication of a property or relation to every member of the domain. It asserts that a predicate within the scope
Universal_quantification
Process of repeating items in a self-similar way
define one or more sequences recursively. Some specific kinds of recurrence relation can be "solved" to obtain a non-recursive definition (e.g., a closed-form
Recursion
Basic framework of mathematics
etc. in particular. This may also include the philosophical study of the relation of this framework with reality. The term "foundations of mathematics" was
Foundations_of_mathematics
FUZZY RELATION
FUZZY RELATION
Surname or Lastname
English
English : variant spelling of Messenger.German and Jewish (Ashkenazic) : occupational name for a brazier, from an agent derivative of Middle High German messinc ‘brass’, German Messing, from Greek mossynoikos (khalkos) ‘Mossynoecan bronze’, named after the people of northeastern Asia Minor who first produced the alloy.German : habitational name from Mössingen in Baden-Württemberg (Messingen in the local dialect), which is recorded as Masginga in 789, probably from the personal name Masco + ingen, suffix of relationship.
Boy/Male
Tamil
Sarvabandha | ஸரà¯à®µà®ªà®‚தா
Vimoktre detacher of all relationship
Sarvabandha | ஸரà¯à®µà®ªà®‚தா
Girl/Female
Tamil
Bhandhavi | பாநà¯à®¤à®µà¯€
Who loves friends & family members, Friendship, Relationship
Bhandhavi | பாநà¯à®¤à®µà¯€
Boy/Male
Indian
Of Husain, Nisba relation
Boy/Male
Hindu
Vimoktre detacher of all relationship
Girl/Female
Indian
Who loves friends & family members, Friendship, Relationship
Surname or Lastname
English
English : variant of Feather.North German, Dutch, and Danish : from the Frisian personal name Vetter, meaning ‘relative’. Relationship terms were commonly used as personal names in Friesland.
Girl/Female
Tamil
Who loves friends & family members, Friendship, Relationship
Surname or Lastname
North German
North German : probably from a derivative of Pille 1.Dutch : relationship name from Middle Dutch pil(le) ‘godchild’.English : possibly a variant of Pilling.
Girl/Female
Hindu, Indian
Friendship; Good Relation
Girl/Female
Indian
Who loves friends & family members, Friendship, Relationship
Surname or Lastname
English
English : variant spelling of Brook, which preserves a trace of the Old English dative singular case, originally used after a preposition (e.g. ‘at the brook’).In 1650, Robert and Mary Mainwaring Brooke brought ten children and a number of servants with them from England to MD, where Robert became governor. Although the fourteen known contemporary Brooke immigrants in VA included Robert’s brothers Richard and Humphrey, the relationships of the others are unknown. Brooke family memorials remain in the Anglican church at Whitchurch, Hampshire, England.
Boy/Male
Tamil
Relation
Girl/Female
Indian, Punjabi, Sikh
Showing Matching of Relationship
Girl/Female
Muslim
Relation, Way, Sake
Girl/Female
Hindu, Indian, Modern
Relationship
Boy/Male
Tamil
Jasevaraj | ஜஸேவாராஜ
Heart of relation
Jasevaraj | ஜஸேவாராஜ
Surname or Lastname
French
French : perhaps a variant of Parrain, relationship name from parrain ‘godfather’.English : possibly a variant of Parent.
Surname or Lastname
English
English : from the Middle English personal name Hick + Middle English maugh, mough ‘relative’ (from Old Norse mágr or Old English magu). The exact nature of the relationship is not clear; the Middle English word meant ‘relative by marriage’, but was also used occasionally of a female blood relation.
Boy/Male
Muslim
Of Husain, Nisba relation
FUZZY RELATION
FUZZY RELATION
Girl/Female
American, Australian, British, Christian, English, Irish, Latin
Maiden; Image; Likeness; Innocent; Last Born
Girl/Female
Indian
Always Happy
Surname or Lastname
English
English : habitational name from a lost or unidentified place, perhaps an altered form of Creswell.
Girl/Female
Hindu
Shivering with Joy
Girl/Female
Hindu
A person who does good things, Made good
Girl/Female
Muslim
Worthy, Deserving, Capable, Suitable
Boy/Male
Hindu, Indian, Kannada, Telugu
Another Name of Ganesha
Boy/Male
Biblical American Hebrew
He that wills or commands.
Boy/Male
Hindu, Indian
Father of King
Boy/Male
Australian, French, German, Italian, Latin, Portuguese
Famous Fighter
FUZZY RELATION
FUZZY RELATION
FUZZY RELATION
FUZZY RELATION
FUZZY RELATION
v. i.
To fly off in minute particles.
n.
The state or quality of being muzzy.
n.
The act of relating or telling; also, that which is related; recital; account; narration; narrative; as, the relation of historical events.
v. t.
To make drunk.
n.
A relative; a relation.
a.
Furzy; gorsy.
a.
Having relation or kindred; related.
a.
Absent-minded; dazed; muddled; stupid.
n.
Not firmly woven; that ravels.
n.
The state of being related or of referring; what is apprehended as appertaining to a being or quality, by considering it in its bearing upon something else; relative quality or condition; the being such and such with regard or respect to some other thing; connection; as, the relation of experience to knowledge; the relation of master to servant.
a. a.
bounding in, or overgrown with, furze; characterized by furze.
v. t.
To brush the hairs or fuzz from, as wheat grains, in the process of high milling.
n.
Furnished with fuzz; having fuzz; like fuzz; as, the fuzzy skin of a peach.
n.
Corresponding relation.
n.
Connection by consanguinity or affinity; kinship; relationship; as, the relation of parents and children.
a.
Indicating or specifying some relation.
n.
A particular mode of inflecting or conjugating verbs, or a particular form of a verb, by means of which is indicated the relation of the subject of the verb to the action which the verb expresses.
n.
Fine, light particles or fibers; loose, volatile matter.
n.
The carrying back, and giving effect or operation to, an act or proceeding frrom some previous date or time, by a sort of fiction, as if it had happened or begun at that time. In such case the act is said to take effect by relation.
v. i.
To make a visit or visits; to maintain visiting relations; to practice calling on others.