Examples of using Non-euclidean geometry in English and their translations into Vietnamese
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Nikolai Lobachevsky, a Copernicus of Geometry, developed the non-Euclidean geometry.
In non-Euclidean geometry, a Lambert quadrilateral is a right kite with three right angles.[7].
Bolyai's son, János Bolyai, discovered non-Euclidean geometry in 1829; his work was published in 1832.
The discovery of hyperbolic spaceushered in the field of mathematics that is called non-Euclidean geometry.
Yet, the mathematical world of non-Euclidean geometry is pure and perfect, and so only an approximation to our messy world.
From the early 1800's Gausshad an interest in the question of the possible existence of a non-Euclidean geometry.
In this non-Euclidean geometry, we have a new set of axioms and ground-rules, and a new set of statements of absolute truth we can prove.
The difference in distance between the two routes is due to the earth's curvature,and a sign of its non-Euclidean geometry.
Non-Euclidean geometry proved to be an important precursor of Einstein's curved space-time, which plays such an important role in the modern understanding of gravity and the cosmos.
This is a surface of constant negative curvature andwas used by Beltrami in 1868 in his concrete realisation of non-euclidean geometry.
Albert Einstein used non-Euclidean geometry as well to describe how space-time becomes warped in the presence of matter, as part of his general theory of relativity.
The Pythagorean theorem is derived from the axioms of Euclidean geometry, and in fact,the Pythagorean theorem given above does not hold in a non-Euclidean geometry.
This puts the nominalist who wishes to exclude the existence of sets and non-Euclidean geometry, but to include the existence of quarks and other undetectable entities of physics, for example, in a difficult position.
In mathematics, hyperbolic geometry(also called Bolyai- Lobachevskian geometry or Lobachevskian geometry) is a non-Euclidean geometry.
Some of the titles to paintings in 1915 express the concept of a non-Euclidean geometry which imagined forms in movement, or through time; titles such as: Two dimensional painted masses in the state of movement.
In a book review in 1816he discussed proofs which deduced the axiom of parallels from the other Euclidean axioms,suggesting that he believed in the existence of non-Euclidean geometry, although he was rather vague.
Henri Poincaré, one of the father's of non-Euclidean geometry, believed that the existence of non-Euclidean geometry, dealing with the non-flat surfaces of hyperbolic and elliptical curvatures, proved that Euclidean geometry, the long standing geometry of flat surfaces, was not a universal truth, but rather one outcome of using one particular set of game rules.
The appearance of this geometry in the nineteenth century stimulated the development of non-Euclidean geometry generally, including hyperbolic geometry. .
Immanuel Kant argued that there is only one, absolute, geometry, which is known to be true a priori by an inner faculty of mind: Euclidean geometry was synthetic a priori.[3]This dominant view was overturned by the revolutionary discovery of non-Euclidean geometry in the works of Bolyai, Lobachevsky, and Gauss(who never published his theory).
These geometries became collectively known as non-Euclidean geometries.
Further steps in abstraction were taken by Lobachevsky, Bolyai, Riemann,and Gauss who generalised the concepts of geometry to develop non-Euclidean geometries.
In addition to Euclidean and non-Euclidean geometries, Escher was very interested in visual aspects of Topology, a branch of mathematics just coming into full.
At the start of the 19th century, the discovery of non-Euclidean geometries by Nikolai Ivanovich Lobachevsky(1792-1856), János Bolyai(1802-1860), Carl Friedrich Gauss(1777-1855) and others led to a revival of interest in this discipline, and in the 20th century, David Hilbert(1862-1943) employed axiomatic reasoning in an attempt to provide a modern foundation of geometry. .
This definition of Ï is not universal, because it is only valid in flat(Euclidean)geometry and is not valid in curved(non-Euclidean) geometries.
He introduced several postulates as basic unprovable properties from which he constructed all of geometry, which is now called Euclidean geometry to avoid confusion with other geometries which havebeen introduced since the end of the 19th century(such as non-Euclidean, projective and affine geometry).
In the 19th and 20th centuries,mathematicians began to study the geometry of non-Euclidean, where space is considered to be curved rather than flat.
He showed that a certain type of surface in hyperbolic geometry known as a horosphere is metrically equivalent to Euclidean space,so it constitutes a non-Euclidean model of Euclidean geometry. .
He introduced several postulates as basic unprovable properties from which he constructed all of geometry, which is now called Euclideangeometry to avoid confusion with other geometries which havebeen introduced since the end of the 19th century(such as non-Euclidean, projective and affinegeometry).