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  2. Collocation method - Wikipedia

    en.wikipedia.org/wiki/Collocation_method

    In mathematics, a collocation method is a method for the numerical solution of ordinary differential equations, partial differential equations and integral equations.The idea is to choose a finite-dimensional space of candidate solutions (usually polynomials up to a certain degree) and a number of points in the domain (called collocation points), and to select that solution which satisfies the ...

  3. Bonding in solids - Wikipedia

    en.wikipedia.org/wiki/Bonding_in_solids

    As noted above, covalent and ionic bonds form a continuum between shared and transferred electrons; covalent and weak bonds form a continuum between shared and unshared electrons. In addition, molecules can be polar, or have polar groups, and the resulting regions of positive and negative charge can interact to produce electrostatic bonding ...

  4. Collocation - Wikipedia

    en.wikipedia.org/wiki/Collocation

    Rather than select a single definition, Gledhill [3] proposes that collocation involves at least three different perspectives: co-occurrence, a statistical view, which sees collocation as the recurrent appearance in a text of a node and its collocates; [4] [5] [6] construction, which sees collocation either as a correlation between a lexeme and ...

  5. English collocations - Wikipedia

    en.wikipedia.org/wiki/English_collocations

    Compounds are units of meaning formed with two or more words. The words are usually written separately, but some may be hyphenated or be written as one word. Often the meaning of the compound can be guessed by knowing the meaning of the individual words. It is not always simple to detach collocations and compounds. car park; post office; narrow ...

  6. Covalent bond - Wikipedia

    en.wikipedia.org/wiki/Covalent_bond

    A covalent bond is a chemical bond that involves the sharing of electrons to form electron pairs between atoms. These electron pairs are known as shared pairs or bonding pairs. The stable balance of attractive and repulsive forces between atoms, when they share electrons, is known as covalent bonding. [1]

  7. Coordinate covalent bond - Wikipedia

    en.wikipedia.org/wiki/Coordinate_covalent_bond

    In coordination chemistry, a coordinate covalent bond, [1] also known as a dative bond, [2] dipolar bond, [1] or coordinate bond [3] is a kind of two-center, two-electron covalent bond in which the two electrons derive from the same atom. The bonding of metal ions to ligands involves this kind of interaction. [4]

  8. Colocation - Wikipedia

    en.wikipedia.org/wiki/Colocation

    Colocation or collocation may refer to: Colocation (business), the placement of several entities in a single location; Colocation centre, a data center where companies can rent equipment, space, and bandwidth for computing services, known as colocation services; Collocation, in corpus linguistics, a sequence of words that often occur together

  9. Covalent bond classification method - Wikipedia

    en.wikipedia.org/wiki/Covalent_bond...

    Instead of simply assigning a charge (oxidation state) to an atom in the molecule, the covalent bond classification method analyzes the nature of the ligands surrounding the atom of interest. [2] According to this method, the interactions that allow for coordination of the ligand can be classified according to whether it donates two, one, or ...