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Invariant of a binary form information


In mathematical invariant theory, an invariant of a binary form is a polynomial in the coefficients of a binary form in two variables x and y that remains invariant under the special linear group acting on the variables x and y.

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Invariant of a binary form

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invariant theory, an invariant of a binary form is a polynomial in the coefficients of a binary form in two variables x and y that remains invariant under...

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Invariant theory

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Invariant of a binary form Invariant measure First and second fundamental theorems of invariant theory Borel, Armand (2001). Essays in the History of...

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Abstract algebra

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and the Hessian for binary quartic forms and cubic forms. In 1868 Gordan proved that the graded algebra of invariants of a binary form over the complex numbers...

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Binary quadratic form

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In mathematics, a binary quadratic form is a quadratic homogeneous polynomial in two variables q ( x , y ) = a x 2 + b x y + c y 2 , {\displaystyle q(x...

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Quadratic form

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binary, and ternary and have the following explicit form: q ( x ) = a x 2 (unary) q ( x , y ) = a x 2 + b x y + c y 2 (binary) q ( x , y , z ) = a x...

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Hessian matrix

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_{X}Y).} Mathematics portal The determinant of the Hessian matrix is a covariant; see Invariant of a binary form Polarization identity, useful for rapid calculations...

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Arf invariant

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In mathematics, the Arf invariant of a nonsingular quadratic form over a field of characteristic 2 was defined by Turkish mathematician Cahit Arf (1941)...

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Glossary of invariant theory

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This page is a glossary of terms in invariant theory. For descriptions of particular invariant rings, see invariants of a binary form, symmetric polynomials...

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Symbolic method

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computing invariants of algebraic forms. It is based on treating the form as if it were a power of a degree one form, which corresponds to embedding a symmetric...

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James Joseph Sylvester

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matrices Covariance and contravariance of vectors Evectant Inclusion–exclusion principle Invariant of a binary form Sylvester's construction Sylvester pentahedron...

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Paul Gordan

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He was known as "the king of invariant theory". His most famous result is that the ring of invariants of binary forms of fixed degree is finitely generated...

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Image moment

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translation- and rotation-invariant object cross-sections from micro-X-ray tomography image data. Analysis of Binary Images, University of Edinburgh Statistical...

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Binary Golay code

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coordinates of F23 2 which leave G23 invariant), is the Mathieu group M 23 {\displaystyle M_{23}} . The automorphism group of the extended binary Golay code...

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Ternary cubic

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Ternary quartic Invariants of a binary form Cayley, Arthur (1881), "On the 34 Concomitants of the Ternary Cubic", American Journal of Mathematics, 4 (1):...

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Quaternary cubic

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union of the 5 planes where these 5 linear forms vanish is called the Sylvester pentahedron. Ternary cubic Ternary quartic Invariants of a binary form Clebsch...

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Hyperelliptic curve

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case of fillings of genus =1. Hyperelliptic curves of given genus g have a moduli space, closely related to the ring of invariants of a binary form of degree...

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Liquidus and solidus

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Lines of liquidus and solidus appear in the phase diagrams of binary solid solutions, as well as in eutectic systems away from the invariant point. For...

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Ternary quartic

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powers of linear forms. Ternary cubic Invariants of a binary form Cohen, Teresa (1919), "Investigations on the Plane Quartic", American Journal of Mathematics...

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Local binary patterns

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feature vector and implement a simple rotation invariant descriptor. This idea is motivated by the fact that some binary patterns occur more commonly...

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EBCDIC

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punched cards and the corresponding six-bit binary-coded decimal code used with most of IBM's computer peripherals of the late 1950s and early 1960s. It is...

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Binary GCD algorithm

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the invariant measure of the system's transfer operator. NIST Dictionary of Algorithms and Data Structures: binary GCD algorithm Cut-the-Knot: Binary Euclid's...

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Glossary of classical algebraic geometry

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2-form, or the result of integrating a 2-form. invariant (Noun) A polynomial in the coefficients of a homogeneous form, invariant under some group of linear...

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Quadratic unconstrained binary optimization

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unconstrained binary optimization (QUBO), also known as unconstrained binary quadratic programming (UBQP), is a combinatorial optimization problem with a wide...

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Prefix sum

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requires only a binary associative operator ⊕, making it useful for many applications from calculating well-separated pair decompositions of points to string...

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Reflexivity

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form § Reflexivity and orthogonality Reflectivism Reflexive (disambiguation) Reflexive operator algebra – operator algebra that has enough invariant subspaces...

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Exponentiation by squaring

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polynomial or a square matrix. Some variants are commonly referred to as square-and-multiply algorithms or binary exponentiation. These can be of quite general...

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Mass in special relativity

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"mass" has two meanings in special relativity: invariant mass (also called rest mass) is an invariant quantity which is the same for all observers in...

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