- BXY
- abbr.Berkshire Crossed with Yorkshire
Dictionary of abbreviations. 2012.
Dictionary of abbreviations. 2012.
Rotation of axes — is a form of Euclidean transformation in which the entire xy coordinate system is rotated in the counter clockwise direction with respect to the origin (0, 0) through a scalar quantity denoted by θ.With the exception of the degenerate cases, if a … Wikipedia
Conic section — Types of conic sections: 1. Parabola 2. Circle and ellipse 3. Hyperbola … Wikipedia
Binäre quadratische Form — Eine binäre quadratische Form (in diesem Artikel oft kurz nur Form genannt), ist in der Mathematik eine quadratische Form in zwei Variablen x,y, also ein Polynom der Gestalt , wobei a,b,c die Koeffizienten der Form sind. Die Form f mit schreibt… … Deutsch Wikipedia
Discriminant — In algebra, the discriminant of a polynomial is an expression which gives information about the nature of the polynomial s roots. For example, the discriminant of the quadratic polynomial is Here, if Δ > 0, the polynomial has two real roots,… … Wikipedia
Quadratic form — In mathematics, a quadratic form is a homogeneous polynomial of degree two in a number of variables. For example, is a quadratic form in the variables x and y. Quadratic forms occupy a central place in various branches of mathematics, including… … Wikipedia
Proof sketch for Gödel's first incompleteness theorem — This article gives a sketch of a proof of Gödel s first incompleteness theorem. This theorem applies to any formal theory that satisfies certain technical hypotheses which are discussed as needed during the sketch. We will assume for the… … Wikipedia
Quantifier shift — A logical fallacy in which the quantifiers of a statement are erroneously transposed. The change in the logical nature of the statement may not be obvious when it is stated in a natural language like English. Definition The fallacious deduction… … Wikipedia
Buy-write — The term buy write is used to describe an investment strategy in which the investor buys stocks and writes call options against the stock position. The writing of the call option provides extra income for an investor who is willing to forego some … Wikipedia
ЧИСЕЛ ТЕОРИЯ — раздел чистой математики, занимающийся изучением целых чисел 0, ±1, ±2,... и соотношений между ними. Иногда теорию чисел называют высшей арифметикой. Отдельные вычисления, производимые над конкретными числами, например, 9 + 16 = 25, не… … Энциклопедия Кольера
Polarisationsidentität — Dieser Artikel wurde auf der Qualitätssicherungsseite des Portals Mathematik eingetragen. Dies geschieht, um die Qualität der Artikel aus dem Themengebiet Mathematik auf ein akzeptables Niveau zu bringen. Dabei werden Artikel gelöscht, die nicht… … Deutsch Wikipedia