- product identities
- мат.формулы умножения (в тригонометрии)
English-Russian scientific dictionary. 2008.
product identities
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Product category — In the mathematical field of category theory, the product of two categories C and D , denoted nowrap| C × D and called a product category, is a straightforward extension of the concept of the Cartesian product of two sets.DefinitionThe product… … Wikipedia
Product rule — For Euler s chain rule relating partial derivatives of three independent variables, see Triple product rule. For the counting principle in combinatorics, see Rule of product. Topics in Calculus Fundamental theorem Limits of functions Continuity… … Wikipedia
List of trigonometric identities — Cosines and sines around the unit circle … Wikipedia
Dyadic product — In mathematics, in particular multilinear algebra, the dyadic product of two vectors, and , each having the same dimension, is the tensor product of the vectors and results in a tensor of order two and rank one. It is also called outer product.… … Wikipedia
Newton's identities — In mathematics, Newton s identities, also known as the Newton–Girard formulae, give relations between two types of symmetric polynomials, namely between power sums and elementary symmetric polynomials. Evaluated at the roots of a monic polynomial … Wikipedia
Cross product — This article is about the cross product of two vectors in three dimensional Euclidean space. For other uses, see Cross product (disambiguation). In mathematics, the cross product, vector product, or Gibbs vector product is a binary operation on… … Wikipedia
Vector calculus identities — The following identities are important in vector calculus:ingle operators (summary)This section explicitly lists what some symbols mean for clarity.DivergenceDivergence of a vector fieldFor a vector field mathbf{v} , divergence is generally… … Wikipedia
Proofs of trigonometric identities — are used to show relations between trigonometric functions. This article will list trigonometric identities and prove them.Elementary trigonometric identitiesDefinitionsReferring to the diagram at the right, the six trigonometric functions of… … Wikipedia
Inner product space — In mathematics, an inner product space is a vector space with the additional structure of inner product. This additional structure associates each pair of vectors in the space with a scalar quantity known as the inner product of the vectors.… … Wikipedia
Tensor product of algebras — In mathematics, the tensor product of two R algebras is also an R algebra in a natural way. This gives us a tensor product of algebras. The special case R = Z gives us a tensor product of rings, since rings may be regarded as Z algebras.Let R be… … Wikipedia
List of vector identities — This article lists a few helpful mathematical identities which are useful in vector algebra. Triple products*vec{A} imes (vec{B} imes vec{C}) = (vec{C} imes vec{B}) imes vec{A} = vec{B}(vec{A} cdot vec{C}) vec{C}(vec{A} cdot vec{B})… … Wikipedia
