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The Instituto Nacional de Matemática Pura e Aplicada (IMPA; en, National Institute for Pure and Applied Mathematics) is widely considered to be the foremost research and educational institution of
Brazil Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...
in the area of
mathematics Mathematics is an area of knowledge that includes the topics of numbers, formulas and related structures, shapes and the spaces in which they are contained, and quantities and their changes. These topics are represented in modern mathematics ...
. It is located in the city of
Rio de Janeiro Rio de Janeiro ( , , ; literally 'River of January'), or simply Rio, is the capital of the state of the same name, Brazil's third-most populous state, and the second-most populous city in Brazil, after São Paulo. Listed by the GaWC as a b ...
, and was formerly known simply as ''Instituto de Matemática Pura e Aplicada'', hence its official abbreviation. It is a research and education institution qualified as a Social Organization (SO) under the auspices of the Ministry of Science, Technology, Innovations and Communications (MCTIC) and the Ministry of Education (MEC) of Brazil. Currently located in the Jardim Botânico neighborhood (South Zone) of
Rio de Janeiro Rio de Janeiro ( , , ; literally 'River of January'), or simply Rio, is the capital of the state of the same name, Brazil's third-most populous state, and the second-most populous city in Brazil, after São Paulo. Listed by the GaWC as a b ...
, Brazil, IMPA was founded on October 15, 1952. It was the first research unit of the National Research Council (CNPq), a federal funding agency created a year earlier. Its logo is a stylized
Möbius strip In mathematics, a Möbius strip, Möbius band, or Möbius loop is a surface that can be formed by attaching the ends of a strip of paper together with a half-twist. As a mathematical object, it was discovered by Johann Benedict Listing and A ...
, reproducing a large sculpture of a Möbius strip on display within the IMPA headquarters. Founded by Lélio Gama, Leopoldo Nachbin and
Maurício Peixoto Maurício Matos Peixoto, (April 15, 1921, in Fortaleza, Ceará – April 28, 2019, in Rio de Janeiro), was a Brazilian engineer and mathematician. He pioneered the studies on structural stability, and was the author of Peixoto's theorem. Biogra ...
, IMPA's primary mission is to stimulate scientific research, the training of new researchers and the dissemination and improvement of mathematical culture in Brazil. Mathematical knowledge is fundamental for scientific and technological development, which are indispensable components for economic, social and human progress. Since 2015, IMPA is directed by Marcelo Viana.


History

At the time of creation, IMPA did not have its own headquarters: it was temporarily housed in a room in the headquarters of the Brazilian Center for Research in Physics (created in 1949), in Praia Vermelha, south zone of
Rio de Janeiro Rio de Janeiro ( , , ; literally 'River of January'), or simply Rio, is the capital of the state of the same name, Brazil's third-most populous state, and the second-most populous city in Brazil, after São Paulo. Listed by the GaWC as a b ...
. The scientific body was also diminutive, though illustrious: in addition to the director, astronomer Lélio Gama, who also headed the National Observatory, the institute counted only the young mathematicians Leopoldo Nachbin and
Maurício Peixoto Maurício Matos Peixoto, (April 15, 1921, in Fortaleza, Ceará – April 28, 2019, in Rio de Janeiro), was a Brazilian engineer and mathematician. He pioneered the studies on structural stability, and was the author of Peixoto's theorem. Biogra ...
. Gama's performance at the helm of IMPA, with his experience and wisdom, played a crucial role in the creation and consolidation of the young institute. And Nachbin and Peixoto would later be the first Brazilians invited to lecture at the
International Congress of Mathematicians The International Congress of Mathematicians (ICM) is the largest conference for the topic of mathematics. It meets once every four years, hosted by the International Mathematical Union (IMU). The Fields Medals, the Nevanlinna Prize (to be rena ...
, one of the greatest distinctions in a mathematician's career. The academic prestige of IMPA grew from 1957, with the organization of the first Brazilian Colloquium of Mathematics, with about 50 participants. The Colloquium has been taking place every two years since then, in an uninterrupted fashion. Much of Brazilian mathematics was built around it. Also in 1957, IMPA moved to Rua São Clemente, in
Botafogo Botafogo (local/standard alternative Brazilian Portuguese pronunciation: ) is a beachfront neighborhood (''bairro'') in Rio de Janeiro, Brazil. It is a mostly upper middle class and small commerce community, and is located between the hills o ...
, also in the South Zone of Rio. In 1962, the master's and doctoral programs began in Mathematics, through an agreement signed with the Federal University of Rio de Janeiro (UFRJ), which officially awarded the titles of master and doctor. In 1967, IMPA moved again to a historic building on Rua Luiz de Camões, in the center of Rio de Janeiro, which currently houses the Hélio Oiticica Cultural Center. The following year, with support from the National Bank for Economic Development (future BNDES) and later from the Financier of Studies and Projects (FINEP), in addition to CNPq itself, IMPA expanded its work with Brazilian mathematicians in foreign or in phase PhD in the best foreign institutions. Also in 1968, he assumed the Lindolpho de Carvalho Dias direction, which was to lead the consolidation and growth of the institute over 22 years, with special emphasis on the construction of its own headquarters in the neighborhood of Jardim Botânico (south zone), inaugurated in 1981.


Development

In the 1970s, institutional changes in CNPq allowed for a qualitative leap and the expansion of IMPA's activities. A permanent body of researchers was formally created. Until then, researchers were either kept through scholarships or had occupations in other institutions. New research areas were established:
algebraic geometry Algebraic geometry is a branch of mathematics, classically studying zeros of multivariate polynomials. Modern algebraic geometry is based on the use of abstract algebraic techniques, mainly from commutative algebra, for solving geometrical ...
,
differential geometry Differential geometry is a mathematical discipline that studies the geometry of smooth shapes and smooth spaces, otherwise known as smooth manifolds. It uses the techniques of differential calculus, integral calculus, linear algebra and mult ...
,
probability Probability is the branch of mathematics concerning numerical descriptions of how likely an event is to occur, or how likely it is that a proposition is true. The probability of an event is a number between 0 and 1, where, roughly speaking, ...
,
statistics Statistics (from German: '' Statistik'', "description of a state, a country") is the discipline that concerns the collection, organization, analysis, interpretation, and presentation of data. In applying statistics to a scientific, indust ...
,
operational research Operations research ( en-GB, operational research) (U.S. Air Force Specialty Code: Operations Analysis), often shortened to the initialism OR, is a discipline that deals with the development and application of analytical methods to improve decis ...
,
optimization Mathematical optimization (alternatively spelled ''optimisation'') or mathematical programming is the selection of a best element, with regard to some criterion, from some set of available alternatives. It is generally divided into two subfi ...
and
mathematical economics Mathematical economics is the application of mathematical methods to represent theories and analyze problems in economics. Often, these applied methods are beyond simple geometry, and may include differential and integral calculus, difference ...
. Previously, activities were focused on
dynamic systems In mathematics, a dynamical system is a system in which a function describes the time dependence of a point in an ambient space. Examples include the mathematical models that describe the swinging of a clock pendulum, the flow of water in a ...
,
analysis Analysis ( : analyses) is the process of breaking a complex topic or substance into smaller parts in order to gain a better understanding of it. The technique has been applied in the study of mathematics and logic since before Aristotle (3 ...
and
differential topology In mathematics, differential topology is the field dealing with the topological properties and smooth properties of smooth manifolds. In this sense differential topology is distinct from the closely related field of differential geometry, which ...
. Later, the fields of partial
differential equation In mathematics, a differential equation is an equation that relates one or more unknown functions and their derivatives. In applications, the functions generally represent physical quantities, the derivatives represent their rates of change, ...
s,
fluid dynamics In physics and engineering, fluid dynamics is a subdiscipline of fluid mechanics that describes the flow of fluids— liquids and gases. It has several subdisciplines, including ''aerodynamics'' (the study of air and other gases in motion) a ...
, and
computer graphics Computer graphics deals with generating images with the aid of computers. Today, computer graphics is a core technology in digital photography, film, video games, cell phone and computer displays, and many specialized applications. A great de ...
would be consolidated. Recently,
symplectic geometry Symplectic geometry is a branch of differential geometry and differential topology that studies symplectic manifolds; that is, differentiable manifolds equipped with a closed, nondegenerate 2-form. Symplectic geometry has its origins in the ...
and
discrete mathematics Discrete mathematics is the study of mathematical structures that can be considered "discrete" (in a way analogous to discrete variables, having a bijection with the set of natural numbers) rather than "continuous" (analogously to continuou ...
have been added. In 1971, IMPA became the first mathematical institution in Brazil with a mandate from the Federal Council of Education to award
master's A master's degree (from Latin ) is an academic degree awarded by universities or colleges upon completion of a course of study demonstrating mastery or a high-order overview of a specific field of study or area of professional practice.
and
doctoral A doctorate (from Latin ''docere'', "to teach"), doctor's degree (from Latin ''doctor'', "teacher"), or doctoral degree is an academic degree awarded by universities and some other educational institutions, derived from the ancient formalism '' l ...
degrees. The novelty allowed the Master's and PhD program to become a permanent activity. Since then, IMPA's academic postgraduate program has always been awarded the highest grades by the Coordination for Improvement of Higher Level Staff (Capes). IMPA's own headquarters in the Jardim Botânico neighborhood of Rio de Janeiro opened in July 1981, with the International Symposium on Dynamic Systems. On two occasions, Lindolpho de Carvalho Dias was temporarily replaced as the director by mathematician Elon Lages Lima, also elected director for the term 1989 – 1993. Lima put his vast academic reputation at the service of the cause of education. Th
High School Mathematics Teacher Improvement Program (PAPMEM)
created in 1990, opened a new and important front for the institute. Mathematician
Jacob Palis __NOTOC__ Jacob Palis Jr. (born 15 March 1940) is a Brazilian mathematician and professor. Palis' research interests are mainly dynamical systems and differential equations. Some themes are global stability and hyperbolicity, bifurcations, a ...
was elected director in 1993. He would hold the position for ten years, a period of remarkable growth in IMPA's international prestige. IMPA's internationalization tendency was accentuated iduring the administration of mathematician César Camacho from 2004 to 2015, a period characterized by the renewal of IMPA's faculty membership, with the hiring of young researchers. In 2005, the Brazilian Maths Olympiad for Public Schools (OBMEP) was created, an initiative of enormous social impact that strongly reaffirms IMPA's commitment to the dissemination of mathematical knowledge. Held annually by IMPA with funds from the Ministry of Education (MEC) and the Ministry of Science, Technology, Innovations and Communications (MCTIC) and support from the Brazilian Mathematical Society (SBM), OBMEP counts on the participation of over 18 million students in practically all of Brazil's municipalities, almost the entire student population from the 6th grade to the end of high school. Since 2017, it is open to all Brazilian public and private schools. In 2011, IMPA became a founding member of the network of higher education institutions that perform th
Professional Master's in Mathematics (PROFMAT)
This is a semi-presential postgraduate program aimed at training the basic education math teacher, coordinated by SBM with the support of IMPA.


International prominence and Social Organization, a new form of management

During
Jacob Palis __NOTOC__ Jacob Palis Jr. (born 15 March 1940) is a Brazilian mathematician and professor. Palis' research interests are mainly dynamical systems and differential equations. Some themes are global stability and hyperbolicity, bifurcations, a ...
' tenure, international prestige could be gauged by the fact that from 1991 to 1998 IMPA hosted the
International Mathematical Union The International Mathematical Union (IMU) is an international non-governmental organization devoted to international cooperation in the field of mathematics across the world. It is a member of the International Science Council (ISC) and supports ...
(IMU). Palis held the position of secretary general during that period. Another groundbreaking fact of its mandate was IMPA's qualification as a Social Organization (SO) in 2000. Six years earlier, a high level evaluation commission set by the Ministry of Science and Technology concluded that “IMPA excellence makes it a model of what a national institute of basic research should be and the conditions to enable it to preserve this excellence must be provided ”. Also during this period, IMPA was formally transferred from CNPq to the Ministry of Science and Technology. That accelerated the studies, started a year and a half earlier, to transform the institute into a Social Organization, which came to fruition a year later. The new model kept the institute in the public sphere, but gave it greater administrative flexibility, as well as more visibility and transparency in its activities. In 2004, IMPA signed a contract with the
Centre National de la Recherche Scientifique The French National Centre for Scientific Research (french: link=no, Centre national de la recherche scientifique, CNRS) is the French state research organisation and is the largest fundamental science agency in Europe. In 2016, it employed 31,63 ...
(CNRS), France's leading scientific funding agency. The agreement qualified IMPA as
Unité Mixte Internationale
(UMI, International Joint Unit). This opened the possibility for the best French mathematicians to spend long-term periods at IMPA, at no cost to the institute. The contract has been renewed every four years. From 2016, UMI was renamed after Jean-Christophe Yoccoz, the 1994 Fields Medalist, honorary researcher and long time collaborator and friend of IMPA. In 1995, IMPA hosted the international meeting that created th
Mathematical Union for Latin America and the Caribbean
In 2011, it once again hosted the creation of an international mathematical organization: the Mathematical Council of the Americas. In 2014, Brazilian mathematician Artur Avila, a researcher and former doctoral student at IMPA, won the Fields Medal, the most prestigious distinction in world mathematics. In the same year, IMPA was honored with the right to organize two major events in the world mathematical calendar: the 2017
International Mathematical Olympiad The International Mathematical Olympiad (IMO) is a mathematical olympiad for pre- university students, and is the oldest of the International Science Olympiads. The first IMO was held in Romania in 1959. It has since been held annually, excep ...
(IMO) and the 2018
International Congress of Mathematicians The International Congress of Mathematicians (ICM) is the largest conference for the topic of mathematics. It meets once every four years, hosted by the International Mathematical Union (IMU). The Fields Medals, the Nevanlinna Prize (to be rena ...
(ICM), both in
Rio de Janeiro Rio de Janeiro ( , , ; literally 'River of January'), or simply Rio, is the capital of the state of the same name, Brazil's third-most populous state, and the second-most populous city in Brazil, after São Paulo. Listed by the GaWC as a b ...
. In 2016, following an initiative originated from IMPA, the Brazilian Parliament formally proclaimed the Mathematical Biennium (Law 13.358), which dedicated the years 2017 and 2018 to the cause of mathematics, marking the realization in the country of the IMO 2017 and the ICM 2018. The Mathematical Biennium period represented an enormous effort by IMPA to bring mathematics closer to the Brazilian society through initiatives such as th
National Mathematics Festival
, held in 2017. In 2018, IMPA and SBM led Brazil's successful bid to join Group 5, the elite group of the
International Mathematical Union The International Mathematical Union (IMU) is an international non-governmental organization devoted to international cooperation in the field of mathematics across the world. It is a member of the International Science Council (ISC) and supports ...
, along with the other ten most advanced nations in the area. In that year, the cornerstone of IMPA's new campus was laid on land adjacent to the one the institute occupies in Jardim Botânico, donated four years earlier by private sponsors. The new campus will allow for the expansion of IMPA's activities and of its contribution to science and education in Brazil.


Research areas

As of 2015, IMPA does research in
algebra Algebra () is one of the broad areas of mathematics. Roughly speaking, algebra is the study of mathematical symbols and the rules for manipulating these symbols in formulas; it is a unifying thread of almost all of mathematics. Elementary ...
,
analysis Analysis ( : analyses) is the process of breaking a complex topic or substance into smaller parts in order to gain a better understanding of it. The technique has been applied in the study of mathematics and logic since before Aristotle (3 ...
,
differential geometry Differential geometry is a mathematical discipline that studies the geometry of smooth shapes and smooth spaces, otherwise known as smooth manifolds. It uses the techniques of differential calculus, integral calculus, linear algebra and mult ...
,
partial differential equations In mathematics, a partial differential equation (PDE) is an equation which imposes relations between the various partial derivatives of a multivariable function. The function is often thought of as an "unknown" to be solved for, similarly to ...
,
computer graphics Computer graphics deals with generating images with the aid of computers. Today, computer graphics is a core technology in digital photography, film, video games, cell phone and computer displays, and many specialized applications. A great de ...
,
fluid dynamics In physics and engineering, fluid dynamics is a subdiscipline of fluid mechanics that describes the flow of fluids— liquids and gases. It has several subdisciplines, including ''aerodynamics'' (the study of air and other gases in motion) a ...
, holomorphic dynamics,
mathematical economics Mathematical economics is the application of mathematical methods to represent theories and analyze problems in economics. Often, these applied methods are beyond simple geometry, and may include differential and integral calculus, difference ...
,
symplectic geometry Symplectic geometry is a branch of differential geometry and differential topology that studies symplectic manifolds; that is, differentiable manifolds equipped with a closed, nondegenerate 2-form. Symplectic geometry has its origins in the ...
,
algebraic geometry Algebraic geometry is a branch of mathematics, classically studying zeros of multivariate polynomials. Modern algebraic geometry is based on the use of abstract algebraic techniques, mainly from commutative algebra, for solving geometrical ...
,
optimization Mathematical optimization (alternatively spelled ''optimisation'') or mathematical programming is the selection of a best element, with regard to some criterion, from some set of available alternatives. It is generally divided into two subfi ...
,
probability theory Probability theory is the branch of mathematics concerned with probability. Although there are several different probability interpretations, probability theory treats the concept in a rigorous mathematical manner by expressing it through a set ...
,
dynamical system In mathematics, a dynamical system is a system in which a function describes the time dependence of a point in an ambient space. Examples include the mathematical models that describe the swinging of a clock pendulum, the flow of water i ...
s, and
ergodic theory Ergodic theory ( Greek: ' "work", ' "way") is a branch of mathematics that studies statistical properties of deterministic dynamical systems; it is the study of ergodicity. In this context, statistical properties means properties which are expr ...
. It is aiming to expand its lines of research to include
topology In mathematics, topology (from the Greek words , and ) is concerned with the properties of a geometric object that are preserved under continuous deformations, such as stretching, twisting, crumpling, and bending; that is, without closing ...
,
number theory Number theory (or arithmetic or higher arithmetic in older usage) is a branch of pure mathematics devoted primarily to the study of the integers and integer-valued functions. German mathematician Carl Friedrich Gauss (1777–1855) said, "Ma ...
,
combinatorics Combinatorics is an area of mathematics primarily concerned with counting, both as a means and an end in obtaining results, and certain properties of finite structures. It is closely related to many other areas of mathematics and has many a ...
, and
discrete mathematics Discrete mathematics is the study of mathematical structures that can be considered "discrete" (in a way analogous to discrete variables, having a bijection with the set of natural numbers) rather than "continuous" (analogously to continuou ...
in general and its applications.


People associated with IMPA

Artur Avila, a 2014
Fields Medal The Fields Medal is a prize awarded to two, three, or four mathematicians under 40 years of age at the International Congress of the International Mathematical Union (IMU), a meeting that takes place every four years. The name of the award h ...
ist, is a researcher at IMPA and received his Ph.D there. Among its researchers also are/were
Jacob Palis __NOTOC__ Jacob Palis Jr. (born 15 March 1940) is a Brazilian mathematician and professor. Palis' research interests are mainly dynamical systems and differential equations. Some themes are global stability and hyperbolicity, bifurcations, a ...
, Elon Lages Lima,
Maurício Peixoto Maurício Matos Peixoto, (April 15, 1921, in Fortaleza, Ceará – April 28, 2019, in Rio de Janeiro), was a Brazilian engineer and mathematician. He pioneered the studies on structural stability, and was the author of Peixoto's theorem. Biogra ...
, Manfredo do Carmo, Marcelo Viana, Welington de Melo, Enrique Pujals,
Harold Rosenberg Harold Rosenberg (February 2, 1906 – July 11, 1978) was an American writer, educator, philosopher and art critic. He coined the term Action Painting in 1952 for what was later to be known as abstract expressionism. Rosenberg is best known for ...
, Marcos Dajczer, Carlos Gustavo Moreira, Fernando Codá Marques, César Camacho,
Arnaldo Garcia Arnaldo Leite Pinto Garcia (born 1950) is a Brazilian mathematician working on algebraic geometry and coding theory. He is a titular researcher at the IMPA. Garcia is a titular member of the Brazilian Academy of Sciences The Brazilian Academy of ...
, Alfredo Noel Iusem,
Karl-Otto Stöhr Karl-Otto Stöhr (born 9 May 1942) is a German mathematician working on algebraic geometry. He is a titular researcher at the IMPA. Stöhr is a titular member of the Brazilian Academy of Sciences and has received Brazil's National Order of Scient ...
, Robert Morris, and Carolina Araujo.


Research areas

*
Algebra Algebra () is one of the broad areas of mathematics. Roughly speaking, algebra is the study of mathematical symbols and the rules for manipulating these symbols in formulas; it is a unifying thread of almost all of mathematics. Elementary ...
*
Analysis Analysis ( : analyses) is the process of breaking a complex topic or substance into smaller parts in order to gain a better understanding of it. The technique has been applied in the study of mathematics and logic since before Aristotle (3 ...
and
partial differential equations In mathematics, a partial differential equation (PDE) is an equation which imposes relations between the various partial derivatives of a multivariable function. The function is often thought of as an "unknown" to be solved for, similarly to ...
*
Computer graphics Computer graphics deals with generating images with the aid of computers. Today, computer graphics is a core technology in digital photography, film, video games, cell phone and computer displays, and many specialized applications. A great de ...
*
Fluid dynamics In physics and engineering, fluid dynamics is a subdiscipline of fluid mechanics that describes the flow of fluids— liquids and gases. It has several subdisciplines, including ''aerodynamics'' (the study of air and other gases in motion) a ...
*
Mathematical economics Mathematical economics is the application of mathematical methods to represent theories and analyze problems in economics. Often, these applied methods are beyond simple geometry, and may include differential and integral calculus, difference ...
*
Complex geometry In mathematics, complex geometry is the study of geometric structures and constructions arising out of, or described by, the complex numbers. In particular, complex geometry is concerned with the study of spaces such as complex manifolds and c ...
and holomorphic foliations *
Differential geometry Differential geometry is a mathematical discipline that studies the geometry of smooth shapes and smooth spaces, otherwise known as smooth manifolds. It uses the techniques of differential calculus, integral calculus, linear algebra and mult ...
*
Symplectic geometry Symplectic geometry is a branch of differential geometry and differential topology that studies symplectic manifolds; that is, differentiable manifolds equipped with a closed, nondegenerate 2-form. Symplectic geometry has its origins in the ...
*
Optimization Mathematical optimization (alternatively spelled ''optimisation'') or mathematical programming is the selection of a best element, with regard to some criterion, from some set of available alternatives. It is generally divided into two subfi ...
*
Probability Probability is the branch of mathematics concerning numerical descriptions of how likely an event is to occur, or how likely it is that a proposition is true. The probability of an event is a number between 0 and 1, where, roughly speaking, ...
*
Dynamical systems In mathematics, a dynamical system is a system in which a function describes the time dependence of a point in an ambient space. Examples include the mathematical models that describe the swinging of a clock pendulum, the flow of water in a ...
and
ergodic theory Ergodic theory ( Greek: ' "work", ' "way") is a branch of mathematics that studies statistical properties of deterministic dynamical systems; it is the study of ergodicity. In this context, statistical properties means properties which are expr ...


See also

* People associated with IMPA *
Sociedade Brasileira de Matemática The Brazilian Mathematical Society ( pt, Sociedade Brasileira de Matemática, SBM) is a professional association founded in 1969 at Instituto de Matemática Pura e Aplicada to promote mathematics education in Brazil. Presidents *1969–1971 ...
*
Pure Mathematics Pure mathematics is the study of mathematical concepts independently of any application outside mathematics. These concepts may originate in real-world concerns, and the results obtained may later turn out to be useful for practical applications, ...


References


External links


IMPA - Instituto Nacional de Matemática Pura e Aplicada
(official website) {{DEFAULTSORT:Instituto Nacional de Matematica Pura e Aplicada Education in Rio de Janeiro (city) Schools of mathematics Mathematics departments in Brazil Research institutes in Brazil Mathematical institutes Educational institutions established in 1952 1952 establishments in Brazil Postgraduate schools in Brazil