In geometry, a diagonal is a line segment joining two vertices of a polygon or polyhedron, when those vertices are not on the same edge. Informally, any...

Look up diagonalization in Wiktionary, the free dictionary. In logic and mathematics, diagonalization may refer to: Matrix diagonalization, a construction...

non-defective if it is similar to a diagonal matrix. That is, if there exists an invertible matrix P {\displaystyle P}  and a diagonal matrix D {\displaystyle D}...

In linear algebra, a diagonal matrix is a matrix in which the entries outside the main diagonal are all zero; the term usually refers to square matrices...

linear algebra, the main diagonal (sometimes principal diagonal, primary diagonal, leading diagonal, major diagonal, or good diagonal) of a matrix A {\displaystyle...

The empty diagonal (French: diagonale du vide) is a band of low-density population that stretches from the French department of the Landes in the southwest...

Cantor's diagonal argument (among various similar names) is a mathematical proof that there are infinite sets which cannot be put into one-to-one correspondence...

Diagonal pliers (also known as wire cutters or diagonal cutting pliers, or under many regional names) are pliers intended for the cutting of wire (they...

diagonal (also interior diagonal or body diagonal) of a polyhedron is a line connecting two vertices that are not on the same face. Space diagonals contrast...

known as the anti-diagonal (sometimes Harrison diagonal, secondary diagonal, trailing diagonal, minor diagonal, off diagonal or bad diagonal). An n-by-n matrix...

A diagonal argument, in mathematics, is a technique employed in the proofs of the following theorems: Cantor's diagonal argument (the earliest) Cantor's...

like the block diagonal matrix a square matrix, having square matrices (blocks) in the lower diagonal, main diagonal and upper diagonal, with all other...

In geometry, a face diagonal of a polyhedron is a diagonal on one of the faces, in contrast to a space diagonal passing through the interior of the polyhedron...

In mathematical logic, the diagonal lemma (also known as diagonalization lemma, self-reference lemma or fixed point theorem) establishes the existence...

the same diagonal throughout the same match. Most initially opted for the right-wing diagonal although over the years the left-wing diagonal became increasingly...

mathematics, a square matrix is said to be diagonally dominant if, for every row of the matrix, the magnitude of the diagonal entry in a row is greater than or...

the mathematical discipline of group theory, for a given group G, the diagonal subgroup of the n-fold direct product G  n is the subgroup { ( g , … ,...

In chemistry, a diagonal relationship is said to exist between certain pairs of diagonally adjacent elements in the second and third periods (first 20...

Diagonal is a city in northwest Ringgold County, Iowa, the United States. The population was 344 at the time of the 2020 census. The community was named...

A star diagonal, erecting lens or diagonal mirror is an angled mirror or prism used in telescopes that allows viewing from a direction that is perpendicular...

the main diagonal, the subdiagonal/lower diagonal (the first diagonal below this), and the supradiagonal/upper diagonal (the first diagonal above the...

The Arid Diagonal (Spanish: diagonal árida/arreica) is a contiguous zone of arid and semi-arid climate that traverses South America from coastal Peru...

a magic cube, a broken space diagonal is a sequence of cells of the cube that follows a line parallel to a space diagonal of the cube, and continues on...

Diagonal intersection is a term used in mathematics, especially in set theory. If δ {\displaystyle \displaystyle \delta } is an ordinal number and ⟨ X...

The diagonal formula can refer to: some geometric method see Polygon entry The formula developed by Aumann and Shapley to construct a Shapley value for...

Diagonal View is a Multi Channel Network founded in March 2008 by Matt Heiman and Steve Carey, together with ITN. Unlike many other MCNs who are primary...

Avinguda Diagonal (Catalan pronunciation: [əβiŋˈɡuðə ði.əɣuˈnal], in Spanish Avenida Diagonal) is the name of one of Barcelona's broadest and most important...

A diagonal mirror is a flat mirror used to produce a right-angle bend in a light path. Examples of diagonal mirrors include: The secondary mirror used...

displayed. The size of a screen is usually described by the length of its diagonal, which is the distance between opposite corners, usually in inches. It...

called the peen, rounded. It is distinguished from a cross-peen hammer, diagonal-peen hammer, point-peen hammer, or chisel-peen hammer by having a hemispherical...