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mathematics, in the representation theory of algebraic groups, a linear representation of an algebraic group is said to be rational if, viewed as a map
Rational_representation
Plane curve
\,0).} Rational representations of conic sections are commonly used in computer-aided design (see Bézier curve). A parametric representation, which uses
Ellipse
Quotient of two integers
In mathematics, a rational number is a number that can be expressed as the quotient or fraction p q {\displaystyle {\tfrac {p}{q}}} of two integers
Rational_number
Mathematics concept
given by a rational representation of an algebraic torus, the definition of G is as the Zariski closure of the image in the representation of the circle
Mumford–Tate_group
Quality of being agreeable to reason
Rationality is the quality of being guided by or based on reason. In this regard, a person acts rationally if they have a good reason for what they do
Rationality
Number representing a continuous quantity
cause exponential explosion in the size of representation of a single number (for instance, squaring a rational number roughly doubles the number of digits
Real_number
Group theory concept
Then F is the real numbers or the complex numbers, and there is a rational representation of G giving rise to ρ by restriction. Mostow rigidity theorem Local
Superrigidity
Number in {..., –2, –1, 0, 1, 2, ...}
integers are sometimes called rational integers to distinguish them from the more general algebraic integers. In fact, (rational) integers are algebraic integers
Integer
Fraction with denominator a power of two
terminating binary representation. Addition, subtraction, and multiplication of any two dyadic rationals produces another dyadic rational, according to the
Dyadic_rational
Ratio of polynomial functions
In mathematics, a rational function is any function that can be defined by a rational fraction, which is an algebraic fraction such that both the numerator
Rational_function
order 3, the representation ring RQ(C3) is isomorphic to Z[X]/(X2 − X − 2), where X corresponds to the irreducible rational representation of dimension
Representation_ring
Representation of an algebra as a free module
G} is a linearly reductive group and V {\displaystyle V} is a rational representation of G {\displaystyle G} , then K [ V ] {\displaystyle K[V]} is finitely-generated
Hironaka_decomposition
Number represented as a0+1/(a1+1/...)
fraction representation for a real number is finite if and only if it is a rational number. In contrast, the decimal representation of a rational number
Simple_continued_fraction
Wiki criticizing religion and pseudoscience
RationalWiki is an online wiki which is written from a scientific skeptic, secular, and progressive perspective. Its stated goals are to "analyze and refute
RationalWiki
Expression of numbers as sequences of digits
71828182845904523536... π = 3.14159265358979323846... Every decimal representation of a rational number can be converted to a fraction by converting it into a
Decimal_representation
Theorem in economics
famous example of a utility representation theorem is the Von Neumann–Morgenstern utility theorem, which shows that any rational agent has a utility function
Utility representation theorem
Utility_representation_theorem
Plane curve: conic section
a\cosh t,\\y=b\sinh t,\end{cases}}\qquad t\in \mathbb {R} .} As a rational representation { x = ± a t 2 + 1 2 t , y = b t 2 − 1 2 t , t > 0 {\displaystyle
Hyperbola
finite-dimensional rational representation arises as the restriction to the subgroup of a finite-dimensional rational representation of the whole group
Observable_subgroup
Representation of a curve by a function of a parameter
involving only rational functions (that is fractions of two polynomials) are preferred, if they exist. In the case of the circle, such a rational parameterization
Parametric_equation
Sporadic simple group
that if a finite group has an absolutely irreducible faithful rational representation of dimension 23 and has no subgroups of index 23 or 24 then it
Conway_group_Co3
Decimal representation of a number whose digits are periodic
that a number is rational if and only if its decimal representation is repeating or terminating. For example, the decimal representation of 1/3 becomes
Repeating_decimal
Ecological rationality is a particular account of practical rationality, which in turn specifies the norms of rational action – what one ought to do in
Ecological_rationality
Number that is not a ratio of integers
mathematics, the irrational numbers are all the real numbers that are not rational numbers; that is, irrational numbers are those that cannot be expressed
Irrational_number
Theorem in ring theory
on regular rings are Cohen–Macaulay. In other words, if V is a rational representation of a linearly reductive group G over a field k, then there exist
Hochster–Roberts_theorem
Used to count, measure, and label
decimal representation. For example, 0.999..., 1.0, 1.00, 1.000, ..., all represent the natural number 1. For real numbers that are not rational numbers
Number
Notation for expressing numbers
official representation of the number zero. Ideally, a numeral system will: Represent a useful set of numbers (e.g. all integers, or rational numbers)
Numeral_system
Base-16 numeric representation
decimal for representing rational numbers since a larger proportion lies outside its range of finite representation. All rational numbers finitely representable
Hexadecimal
Roots of multiple multivariate polynomials
basis. The rational univariate representation or RUR is a representation of the solutions of a zero-dimensional polynomial system over the rational numbers
System of polynomial equations
System_of_polynomial_equations
Soviet and Russian mathematician
Correcting Codes". Problemy Peredachi Informatsii. VD Goppa (1971). "Rational Representation of Codes and (L,g)-Codes". Problemy Peredachi Informatsii. VD Goppa
Valery_Goppa
American philosopher academic and author
Towards a Liberatory Epistemology, Rationality, Representation, and Race, The Virtue of Feminist Rationality, Rationality and Feminist Philosophy, and Epistemic
Deborah_Heikes
ratio of an integer to a non-zero integer. All integers are rational, but there are rational numbers that are not integers, such as −2/9. Real numbers (
List_of_types_of_numbers
French architect and author (1814–1879)
the rational construction of the building. In Entretiens sur l'architecture, Viollet-le-Duc praised the Greek temple for its rational representation of
Eugène_Viollet-le-Duc
inequalities with rational coefficients, such that the encoding length of each inequality (i.e., the binary encoding length of all rational numbers appearing
N-dimensional_polyhedron
Number with a real and an imaginary part
field of rational numbers Q {\displaystyle \mathbb {Q} } (the polynomial x2 − 2 does not have a rational root, because √2 is not a rational number) nor
Complex_number
Each semi-simple algebraic group is geometrically reductive
unipotent radical is trivial). For any non-zero invariant vector in a rational representation of G, there is an invariant homogeneous polynomial that does not
Haboush's_theorem
theorem remains true if "rational" and "cyclic subgroup" are replaced with "integer" and "elementary subgroup". In Linear Representation of Finite Groups Serre
Artin's theorem on induced characters
Artin's_theorem_on_induced_characters
tensor products of the fundamental representation and its dual. The irreducible factors of such a representation are also called tensor representations
Tensor_representation
focused on non-commutative algebras, and unified much earlier work on the representation theory of groups. These Index numbers are used for cross-referencing
Emmy_Noether_bibliography
1818 book by Arthur Schopenhauer
The World as Will and Representation (WWR; German: Die Welt als Wille und Vorstellung), sometimes translated as The World as Will and Idea, is the central
The World as Will and Representation
The_World_as_Will_and_Representation
Algebraic structure with addition, multiplication, and division
and division are defined and behave as the corresponding operations on rational numbers do. A field is thus a fundamental algebraic structure that is widely
Field_(mathematics)
Sporadic simple group
that if a finite group has an absolutely irreducible faithful rational representation of dimension 23 and has no subgroups of index 23 or 24 then it
Conway_group_Co2
Major type of automorphic form in mathematics
:{\textrm {GL}}_{g}(\mathbb {C} )\rightarrow {\textrm {GL}}(V)} be a rational representation, where V {\displaystyle V} is a finite-dimensional complex vector
Siegel_modular_form
Number expressed in the base-2 numeral system
(zero) and 1 (one). A binary number may also refer to a rational number that has a finite representation in the binary numeral system, that is, the quotient
Binary_number
Function that is discontinuous at rationals and continuous at irrationals
textbook on Riemann's notion of integration. Since every rational number has a unique representation with coprime (also termed relatively prime) p ∈ Z {\displaystyle
Thomae's_function
Number system extending the rational numbers
theory, given a prime number p, the p-adic numbers form an extension of the rational numbers that is distinct from the real numbers, though with some similar
P-adic_number
Concept in mathematics
} is the left regular representation of G. The representation π {\displaystyle \pi } defined above is a rational representation: for each vector v in
Equivariant_sheaf
Method of representing curves and surfaces in computer graphics
Non-uniform rational basis spline (NURBS) is a mathematical model using basis splines (B-splines) that is commonly used in computer graphics for representing
Non-uniform_rational_B-spline
Ratio of two numbers
rational number (for example 2 2 {\displaystyle \textstyle {\frac {\sqrt {2}}{2}}} ), or even do not represent any number (for example the rational fraction
Fraction
Figure-eight-shaped curve on a sphere
can be represented exactly by a 3D rational Bézier segment of degree 4, and there is an infinite family of rational Bézier control points generating that
Viviani's_curve
Certain functors from the category of modules over a fixed commutative ring to itself
cells, then Sλ(V) is an irreducible GL(V)-representation of highest weight λ. In fact, any rational representation of GL(V) is isomorphic to a direct sum
Schur_functor
Government system where political power lies with the people
distinguished:[need quotation to verify] a cognitive effect (competence to make rational choices, better information-processing) an ethical effect (support of democratic
Democracy
Mathematical arithmetic dynamics function
Galois representation attached to f {\displaystyle f} with basepoint α {\displaystyle \alpha } . Arboreal representations attached to rational functions
Arboreal Galois representation
Arboreal_Galois_representation
Paradox about the perception of probability
If that much is known about the execution of the lottery, it is then rational to accept that some ticket will win. Suppose that an event is considered
Lottery_paradox
Capacity for consciously making sense of things
sometimes used to refer to rationality, although the latter is more about its application. Reasoning involves using more-or-less rational processes of thinking
Reason
Term denoting the human agent of economic decisions
Trade-off talking rational economic person (TOTREP) is one term, among others, used to denote, in the field of choice analysis, the rational, human agent of
Trade-off talking rational economic person
Trade-off_talking_rational_economic_person
rationals or over the local field Q p {\displaystyle \mathbb {Q} _{p}} , suggesting that there is no easy way to construct the Artin representation explicitly
Artin_conductor
Positional numeral system
dyadic rationals play in binary numbers, providing a possibility to multiply. Other numbers have standard representations in base-φ, with rational numbers
Golden_ratio_base
Development of linear transformations forming the Lorentz group
ω2=-c2. He concluded that this is the principal ingredient for a rational representation of the group of Lorentz transformations: V = Q 1 v Q 2 T 1 T 2
History of Lorentz transformations
History_of_Lorentz_transformations
Four-dimensional number system
For comparison, the natural numbers, N , {\displaystyle \mathbb {N} ,} rational numbers, Q , {\displaystyle \mathbb {Q} ,} and real numbers, R , {\displaystyle
Quaternion
Software design modeling notation
Booch's company Rational Software purchasing Ivar Jacobson's Objectory company and merging their model into the UML. At the time Rational and Objectory
Unified_Modeling_Language
Ordered binary tree of rational numbers
one by a shorter continued fraction shows that every rational number has a unique representation in which the last coefficient is greater than one. Then
Stern–Brocot_tree
Binary tree of rational numbers
vertices correspond one-to-one to the positive rational numbers. The tree is rooted at the number 1, and any rational number q expressed in simplest terms as
Calkin–Wilf_tree
Proportional multi-winner electoral system in US
of representatives, is an historical accident, and not a rational device for representation or modern lines. In feudal and colonial times, when it was
Proportional representation in the United States
Proportional_representation_in_the_United_States
Rational-number approximation of a real number
by rational numbers. It is named after Diophantus of Alexandria. The first problem was to know how well a real number can be approximated by rational numbers
Diophantine_approximation
Study of rational collective decision-making
theory is a branch of welfare economics that seeks to extend the theory of rational choice to collective decision-making. Social choice studies the behavior
Social_choice_theory
Type of monoidal category
of rational conformal field theory. In the context of quantum field theory, modular tensor categories are used to store algebraic data for rational conformal
Modular_tensor_category
Multivariate functions can be written using univariate functions and summing
In real analysis and approximation theory, the Kolmogorov–Arnold representation theorem (or superposition theorem) states that every multivariate continuous
Kolmogorov–Arnold representation theorem
Kolmogorov–Arnold_representation_theorem
Set of data types that represent numbers in a given programming language
tower conceptually "sits on" a more fundamental type, so an integer is a rational number and a number, but the converse is not necessarily true, i.e. not
Numerical_tower
In logic, a rational consequence relation is a non-monotonic consequence relation satisfying certain properties listed below. A rational consequence relation
Rational_consequence_relation
Formal language that can be expressed using a regular expression
science and formal language theory, a regular language (also called a rational language) is a formal language that can be defined by a regular expression
Regular_language
Rational Polynomial Coefficients (RPCs) provide a compact representation of a ground-to-image geometry, allowing photogrammetric processing without requiring
Rational polynomial coefficient
Rational_polynomial_coefficient
Mathematical framework
functional, known as the constrained functional, provides a complete representation of all possible interpolants. By varying g ( x ) {\displaystyle g(\mathbf
Theory of functional connections
Theory_of_functional_connections
the deep skies, a perspective representation of the Carpathian Mountains, hope for a better future, the color of rational reasoning, freshness of the spirit
Rusyn_flag
Number in base-10 numeral system
point in the decimal representation of a number, the same string of digits starts repeating indefinitely, the number is rational. or, dividing both numerator
Decimal
Problem in number theory
sums of non-negative cubes and sums of rational cubes. All integers have a representation as a sum of rational cubes, but it is unknown whether the sums
Sums_of_three_cubes
trivially a rational number. The set of all rational numbers, often referred to as "the rationals", the field of rationals or the field of rational numbers
List_of_numbers
Economics theorem
model (also known as Savage's framework, Savage's axioms, or Savage's representation theorem) is a formalization of subjective expected utility (SEU) developed
Savage's subjective expected utility model
Savage's_subjective_expected_utility_model
Nonexistence of gaps in the number line
terminology) or "missing points" in the real number line. This contrasts with the rational numbers, whose corresponding number line has a "gap" at each irrational
Completeness of the real numbers
Completeness_of_the_real_numbers
Mathematical terminology
term Galois representation is frequently used when the G-module is a vector space over a field or a free module over a ring in representation theory, but
Galois_representation
Growth model in economics
Effective demand Aggregate supply Balance of payments Expectations Adaptive Rational Government debt Investment Saving Microfoundations Nominal rigidity Shocks
AK_model
Implementation of arithmetic operations
Computer arithmetic is the scientific field that deals with representation of numbers on computers and corresponding implementations of the arithmetic
Computer_arithmetic
Curve defined as zeros of polynomials
Wikipedia's list of curves are rational and hence have similar rational parameterizations. Rational plane curves are rational curves embedded into P 2 {\displaystyle
Algebraic_curve
Alternative decimal expansion of 1
no representation; see § Alternative number systems below. Another approach is to define a real number as the limit of a Cauchy sequence of rational numbers
0.999...
Fully simplified fraction
to ensure the fraction is actually irreducible. Every rational number has a unique representation as an irreducible fraction with a positive denominator
Irreducible_fraction
relational language to represent degrees of belief that should be held by a rational agent. Conditional probability values represent degrees of belief based
Pure_inductive_logic
In mathematics, a rational zeta series is the representation of an arbitrary real number in terms of a series consisting of rational numbers and the Riemann
Rational_zeta_series
G. In the setting of Sato, G is an algebraic group and V is a rational representation of G which has a (nonempty) open orbit in the Zariski topology
Prehomogeneous_vector_space
Function with unusual fractal properties
+a_{n}}}}.} A rational number x {\displaystyle x} has a terminating continued-fraction representation [ a 0 ; a 1 , a 2 , … , a m ] {\displaystyle
Minkowski's question-mark function
Minkowski's_question-mark_function
Anscombe-Aumann framework, Anscombe-Aumann approach, or Anscombe-Aumann representation theorem) is a framework to formalizing subjective expected utility (SEU)
Anscombe-Aumann subjective expected utility model
Anscombe-Aumann_subjective_expected_utility_model
{\displaystyle \chi (R/P,R/Q)>0} . Uniform boundedness conjecture for rational points: do algebraic curves of genus g ≥ 2 {\displaystyle g\geq 2} over
List of unsolved problems in mathematics
List_of_unsolved_problems_in_mathematics
Special function in mathematics
between the Hurwitz zeta function and the Lommel functions. When a is a rational number, Hurwitz's formula leads to the following functional equation: For
Hurwitz_zeta_function
irrationals as a periodic sequence of rational or integer numbers has been solved. However, the periodic representation does not derive from an algorithm
Hermite's_problem
Array in complex analysis
analysis, a Padé table is an array, possibly of infinite extent, of the rational Padé approximants Rm, n to a given complex formal power series. Certain
Padé_table
Branch of elementary mathematics
decimal fractions. Not all rational numbers have a finite representation in the decimal notation. For example, the rational number 1 3 {\displaystyle {\tfrac
Arithmetic
Type of representation in representation theory
the representation is quaternionic. All representation of the symmetric groups are real (and in fact rational), since we can build a complete set of irreducible
Real_representation
Computer format for representing real numbers
where rational numbers need to be represented without rounding errors (which fixed-point does but floating-point cannot). Fixed-point representation is still
Fixed-point_arithmetic
Representation of a modular tensor category
modular group representation (or simply modular representation) of a modular tensor category C {\displaystyle {\mathcal {C}}} is a representation of the modular
Modular_group_representation
Result concerning properties of Galois representations associated with modular forms
elliptic curve). In particular for p ≫ NN1+ε, the mod p Galois representation of a rational newform cannot be isomorphic to an irrational newform of level
Ribet's_theorem
a face (mirror) of the Goursat tetrahedron. Each edge is labeled by a rational value corresponding to the reflection order, being π/dihedral angle. A
Goursat_tetrahedron
be a rational number of the form a/b. The idea is to then analyze the scaled-up difference (here denoted x) between the series representation of e and
Proof_that_e_is_irrational
RATIONAL REPRESENTATION
RATIONAL REPRESENTATION
Boy/Male
Tamil
Rational
Girl/Female
German, Greek
Noble; Kind; Rational
Boy/Male
Hindu
Rational
Boy/Male
Muslim/Islamic
Categorical (decision) talker, speaker, rational
Girl/Female
Christian, German, Greek, Hebrew
Noble; Kind; Rational; Great Happiness
Boy/Male
Muslim
Talker, Speaker, Rational
Boy/Male
English
National protector.
Girl/Female
Indian
Optional
Boy/Male
Hindu, Indian, Tamil
Revolving; Pearl
Boy/Male
Tamil
Rational
Boy/Male
Arabic, Muslim
National Leader
Boy/Male
Indian
Talker, Speaker, Rational
Boy/Male
Hindu
Rational
Boy/Male
American, Anglo, British, English, Teutonic
National Protector; Wealthy Defender
Boy/Male
Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Telugu
Animated; Rational
Boy/Male
Hindu, Indian
National Player
Girl/Female
Hindu, Indian
Rational
Girl/Female
Hindu, Indian
Rational
Boy/Male
Gujarati, Hindu, Indian
Lord of Pleasure
Boy/Male
Indian, Tamil
National Boy; Lord Krishna
RATIONAL REPRESENTATION
RATIONAL REPRESENTATION
Boy/Male
Hindu
Boy/Male
German, Scandinavian
Helping
Boy/Male
Indian, Sanskrit
Born of the Heart
Boy/Male
Tamil
Birendra | பீரேநà¯à®¤à¯à®°
King of warriors
Boy/Male
Arabic, French, Hindu, Indian, Muslim, Sindhi
Happy; Content; Delighted
Girl/Female
Muslim
A narrator of Hadith
Male
French
Variant spelling of French Rémy, RÉMI means "oarsman."
Boy/Male
American, Australian, British, Celtic, Chinese, Christian, English, Irish
From the Dark Valley; Broad Hillside
Boy/Male
German, Latin
Chalice; Most Beautiful
Boy/Male
German, Portuguese
Bear and Spear
RATIONAL REPRESENTATION
RATIONAL REPRESENTATION
RATIONAL REPRESENTATION
RATIONAL REPRESENTATION
RATIONAL REPRESENTATION
adv.
In a rational manner.
a.
Of or pertaining to fractions or a fraction; constituting a fraction; as, fractional numbers.
a.
Relatively small; inconsiderable; insignificant; as, a fractional part of the population.
a.
Expressing the type, structure, relations, and reactions of a compound; graphic; -- said of formulae. See under Formula.
a.
Given to foolish or visionary expectations; whimsical; fanciful; as, a notional man.
n.
The state of being national; national attachment; nationality.
a.
Not rational; void of reason or understanding; as, brutes are irrational animals.
a.
Involving an option; depending on the exercise of an option; left to one's discretion or choice; not compulsory; as, optional studies; it is optional with you to go or stay.
a.
Involving surds; not capable of being expressed in rational numbers; radical; irrational; as, a surd expression or quantity; a surd number.
a.
Agreeable to reason; not absurd, preposterous, extravagant, foolish, fanciful, or the like; wise; judicious; as, rational conduct; a rational man.
a.
An explanation or exposition of the principles of some opinion, action, hypothesis, phenomenon, or the like; also, the principles themselves.
n.
A rational being.
a.
Fractional.
v. t.
To form a rational conception of.
a.
Relating to the reason; not physical; mental.
a.
Of or pertaining to a nation; common to a whole people or race; public; general; as, a national government, language, dress, custom, calamity, etc.
v. t.
To supply with rations, as a regiment.
a.
Attached to one's own country or nation.
a.
Having reason, or the faculty of reasoning; endowed with reason or understanding; reasoning.
a.
Notional.