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  2. Triangulated irregular network - Wikipedia

    en.wikipedia.org/wiki/Triangulated_irregular_network

    Triangulated irregular network TIN overlaid with contour lines. In computer graphics, a triangulated irregular network (TIN) [1] is a representation of a continuous surface consisting entirely of triangular facets (a triangle mesh), used mainly as Discrete Global Grid in primary elevation modeling.

  3. Giải âm - Wikipedia

    en.wikipedia.org/wiki/Giải_âm

    𡗶 地 坦 舉 拮 存 群 子 𡥵 孫 𡥙 六 𦒹 三 𠀧 天 地 舉 存 子 孫 六 三 𡗶 坦 拮 群 𡥵 𡥙 𦒹 𠀧 thiên trời địa đất cử cất tồn còn tử con tôn cháu lục sáu tam ba thiên địa cử tồn tử tôn lục tam trời đất cất còn con cháu sáu ba In comparison, comprehensive translations such as the one found in Lễ ký đại ...

  4. Spherical trigonometry - Wikipedia

    en.wikipedia.org/wiki/Spherical_trigonometry

    The octant of a sphere is a spherical triangle with three right angles.. Spherical trigonometry is the branch of spherical geometry that deals with the metrical relationships between the sides and angles of spherical triangles, traditionally expressed using trigonometric functions.

  5. Pythagorean trigonometric identity - Wikipedia

    en.wikipedia.org/wiki/Pythagorean_trigonometric...

    Similar right triangles illustrating the tangent and secant trigonometric functions Trigonometric functions and their reciprocals on the unit circle. The Pythagorean theorem applied to the blue triangle shows the identity 1 + cot 2 θ = csc 2 θ, and applied to the red triangle shows that 1 + tan 2 θ = sec 2 θ.

  6. Refuge in Buddhism - Wikipedia

    en.wikipedia.org/wiki/Refuge_in_Buddhism

    Translations of three jewels; English: three jewels, three treasures, triple gem: Sanskrit: त्रिरत्न, रत्नत्रय (IAST: triratna, ratna ...

  7. Vietnamese poetry - Wikipedia

    en.wikipedia.org/wiki/Vietnamese_poetry

    Vietnamese poetry originated in the form of folk poetry and proverbs. Vietnamese poetic structures include Lục bát, Song thất lục bát, and various styles shared with Classical Chinese poetry forms, such as are found in Tang poetry; examples include verse forms with "seven syllables each line for eight lines," "seven syllables each line for four lines" (a type of quatrain), and "five ...

  8. Acid–base titration - Wikipedia

    en.wikipedia.org/wiki/Acid–base_titration

    An acid–base titration is a method of quantitative analysis for determining the concentration of Brønsted-Lowry acid or base (titrate) by neutralizing it using a solution of known concentration (titrant). [1]

  9. Pediment - Wikipedia

    en.wikipedia.org/wiki/Pediment

    Open pediments on windows at the Palazzo Farnese, Rome, by Antonio da Sangallo the Younger, begun 1534. A variant is the "segmental" or "arch" pediment, where the normal angular slopes of the cornice are replaced by one in the form of a segment of a circle, in the manner of a depressed arch. [10]