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  2. Greek letters used in mathematics, science, and engineering

    en.wikipedia.org/wiki/Greek_letters_used_in...

    the Kappa number, indicating lignin content in pulp; represents: the Von Kármán constant, describing the velocity profile of turbulent flow; the kappa curve, a two-dimensional algebraic curve; the condition number of a matrix in numerical analysis; the connectivity of a graph in graph theory; curvature

  3. Help:Displaying a formula - Wikipedia

    en.wikipedia.org/wiki/Help:Displaying_a_formula

    The use of LaTeX in a piped link or in a section heading does not appear in blue in the linked text or the table of content. Moreover, links to section headings containing LaTeX formulas do not always work as expected. Finally, having many LaTeX formulas may significantly increase the processing time of a page.

  4. Koppa (letter) - Wikipedia

    en.wikipedia.org/wiki/Koppa_(letter)

    Koppa or qoppa (Ϙ, ϙ; as a modern numeral sign: ϟ) is a letter that was used in early forms of the Greek alphabet, derived from Phoenician qoph (𐤒).It was originally used to denote the /k/ sound, but dropped out of use as an alphabetic character and replaced by Kappa (Κ).

  5. Kappa - Wikipedia

    en.wikipedia.org/wiki/Kappa

    Kappa (/ ˈ k æ p ə /; [1] uppercase Κ, lowercase κ or cursive ϰ; Greek: κάππα, káppa) is the tenth letter of the Greek alphabet, representing the voiceless velar plosive IPA: sound in Ancient and Modern Greek.

  6. Class kappa function - Wikipedia

    en.wikipedia.org/wiki/Class_kappa_function

    In control theory, it is often required to check if a nonautonomous system is stable or not. To cope with this it is necessary to use some special comparison functions. Class functions belong to this fam

  7. Relative permittivity - Wikipedia

    en.wikipedia.org/wiki/Relative_permittivity

    Relative permittivity is typically denoted as ε r (ω) (sometimes κ, lowercase kappa) and is defined as = (), where ε(ω) is the complex frequency-dependent permittivity of the material, and ε 0 is the vacuum permittivity.

  8. List of common physics notations - Wikipedia

    en.wikipedia.org/wiki/List_of_common_physics...

    kappa: torsion coefficient also called torsion constant newton meter per radian (N⋅m/rad) lambda: cosmological constant: per second squared (s −2) wavelength: meter (m) linear charge density: coulomb per meter (C/m) eigenvalue: non-zero vector: mu: magnetic moment

  9. Greek script in Unicode - Wikipedia

    en.wikipedia.org/wiki/Greek_script_in_Unicode

    The following is a Unicode collation algorithm list of Greek characters and those Greek-derived characters that are sorted alongside them. [2] [3] [4]Most of the characters of the blocks listed above are included, except for the Ancient Greek Numbers, Ancient Symbols and Ancient Greek Musical Notation.