Mathematics in Global Economy and Finance

Les mathématiques dans l'économie et la finance mondiale

IN BRIEF Major impact of mathematics on the economy and finance. High demand for mathematicians in the financial sector. Mathematical models for financial risk assessment. Ongoing interest in mathematical finance since the economic crises. Essential mathematical tools for economists. Application of applied mathematics to optimize economic decisions. Role of mathematics in the modernization of financial … Read more

Mathematics Philosophy: Science or Art

La philosophie des mathématiques : science ou art

IN BRIEF Mathematics: a mix of science and art. Philosophy influences the perception of mathematics. Mathematics as thinking about structures according to Alain Badiou. Ambiguous relationships between mathematics and philosophy. Creativity and freedom in mathematical processes. Debate on the existence of an infinity in mathematics. Study of crucial theorems and their impact on the world. … Read more

Mathematical advancements in the Middle Ages

Les avancées mathématiques au Moyen Âge

IN BRIEF Introduction of Arabic numeration in the West during the Middle Ages. Significant inventions such as Indian calculus, algebra, and concepts of trigonometry. Stagnation of mathematical knowledge during the High Middle Ages. Works of mathematicians such as Abu Al-Wafa, bringing innovative concepts. Dissemination of mathematical texts including The Elements of Euclid and other classical … Read more

Understanding vector spaces and their importance

Comprendre les espaces vectoriels et leur importance

IN BRIEF Definition: A vector space is a set of objects called vectors. Properties: It must have an internal law of addition and multiplication. Applications: Crucial in linear algebra for solving various scientific and industrial problems. Linear combinations: Allows for the creation of new expressions from existing vectors. Dimensions: Measures the number of independent vectors … Read more

Birth of Probability Theory

La naissance de la théorie des probabilités

IN BRIEF Origins of probability theory in games of chance. 1654: Correspondence between Pierre de Fermat and Blaise Pascal marking the beginning of probability calculation. Development of probability during the 19th century. Kolmogorov introduced the axiomatic approach in 1933. Abraham de Moivre and his contribution with “The Doctrine of Chances” in 1718. Probability theory was … Read more

Links between mathematics and music

Les liens entre les mathématiques et la musique

IN BRIEF Historical link between music and mathematics since Antiquity. Pythagoras established mathematical principles in music, revealing the harmony of numbers. Rhythms and harmonies follow precise mathematical laws. Luthiers use mathematics for instrument design. Applications of algorithms in modern musical creation. Exploration of musical numbers and their impact on musical writing. Fractals and chaos theory … Read more

Analytical geometry: equations of lines and circles

La géométrie analytique : équations de droites et cercles

IN BRIEF Analytical Geometry: study of geometric figures using equations. Reduced equation of a line: y = mx + p, where m is the slope. Analysis of the line and the circle in an orthonormal coordinate system. Use of vectors to determine line equations. Study of the intersections between lines and circles. Properties of circles: … Read more

How to Progress Quickly in Mathematics at Home

Comment progresser rapidement en mathématiques à la maison

IN SHORT Adopt an effective learning method Participate actively in classes Repeat the fundamentals of mental arithmetic Break down mathematical problems Use graded exercises to progress Take the time to review lessons and exercises Work in collaboration with others Stay motivated and persevere Attend seminars to enrich your knowledge Be attentive and participate in class … Read more

The historical foundations of Euclidean geometry

Les bases historiques de la géométrie euclidienne

IN BRIEF Origins : Ancient Greece, works of Euclid. Elements : Major publication by Euclid, serving as a geometric reference for over 2000 years. Axiom : Five fundamental principles form the basis of Euclidean geometry. Pythagorean theorem : Known to Babylonians and Egyptians long before Euclid. Evolution : New geometry developed in the 19th century … Read more