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20 godz. temu · Finding the direction of the cross product by the right-hand rule. The cross product of two vectors a and b is defined only in three-dimensional space and is denoted by a × b.In physics and applied mathematics, the wedge notation a ∧ b is often used (in conjunction with the name vector product), although in pure mathematics such notation is usually reserved for just the exterior product, an ...
20 godz. temu · Algebra is the branch of mathematics that studies algebraic operations and algebraic structures. An algebraic structure is a non-empty set of mathematical objects, such as the real numbers, together with algebraic operations defined on that set, such as addition and multiplication. Algebra explores the laws, general characteristics, and types of algebraic structures.
20 godz. temu · Arithmetic is the fundamental branch of mathematics that studies numbers and their operations. In particular, it deals with numerical calculations using the arithmetic operations of addition, subtraction, multiplication, and division. In a wider sense, it also includes exponentiation, extraction of roots, and logarithm. The term "arithmetic" has its root in the Latin term "arithmetica" which ...
20 godz. temu · The manipulations of the Rubik's Cube form the Rubik's Cube group.. In mathematics, a group is a set with an operation that satisfies the following constraints: the operation is associative and has an identity element, and every element of the set has an inverse element.. Many mathematical structures are groups endowed with other properties. For example, the integers with the addition ...
20 godz. temu · Binary relation. In mathematics, a binary relation associates elements of one set, called the domain, with elements of another set, called the codomain. [1] A binary relation over sets and is a set of ordered pairs consisting of elements from and from . [2]
20 godz. temu · The German Empire (German: Deutsches Reich), also referred to as Imperial Germany, the Second Reich or simply Germany, was the period of the German Reich from the unification of Germany in 1871 until the November Revolution in 1918, when the German Reich changed its form of government from a monarchy to a republic.. The empire was founded on 18 January 1871 at the Palace of Versailles, outside ...
