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  2. Mathematics and art - Wikipedia

    en.wikipedia.org/wiki/Mathematics_and_art

    Mathematics and art are related in a variety of ways. Mathematics has itself been described as an art motivated by beauty. Mathematics can be discerned in arts such as music, dance, painting, architecture, sculpture, and textiles. This article focuses, however, on mathematics in the visual arts. Mathematics and art have a long historical ...

  3. Spandrel - Wikipedia

    en.wikipedia.org/wiki/Spandrel

    Spandrels of a Tudor arch Spandrels of a circle within a square Spandrel figures of winged victories, Arc de Triomphe du Carrousel, Paris Spandrel panels. A spandrel [1] is a roughly triangular space, usually found in pairs, between the top of an arch and a rectangular frame, between the tops of two adjacent arches, [2] or one of the four spaces between a circle within a square.

  4. Vanishing point - Wikipedia

    en.wikipedia.org/wiki/Vanishing_point

    The vanishing point theorem is the principal theorem in the science of perspective. It says that the image in a picture plane π of a line L in space, not parallel to the picture, is determined by its intersection with π and its vanishing point.

  5. Stele of Ushumgal - Wikipedia

    en.wikipedia.org/wiki/Stele_of_Ushumgal

    The Stele of Ushumgal is an early Sumerian stone tablet, dating to the Early Dynastic I-II (c. 2900-2700 BCE), and probably originating from Umma. [3] [4] It is currently located in the Metropolitan Museum of Art, New York City. [3] [1] [5] The stele is 22 cm high. It is partially deciphered, refers to an early transfer of land ownership.

  6. Perpendicular - Wikipedia

    en.wikipedia.org/wiki/Perpendicular

    Perpendicular is also used as a noun: a perpendicular is a line which is perpendicular to a given line or plane. Perpendicularity is one particular instance of the more general mathematical concept of orthogonality ; perpendicularity is the orthogonality of classical geometric objects.

  7. Descriptive geometry - Wikipedia

    en.wikipedia.org/wiki/Descriptive_geometry

    The perpendicular distance d gives the shortest distance between PR and SU. To get points Q and T on these lines giving this shortest distance, projection 5 is drawn with hinge line H 4,5 parallel to P 4 R 4 , making both P 5 R 5 and S 5 U 5 true views (any projection of an end view is a true view).

  8. Stele - Wikipedia

    en.wikipedia.org/wiki/Stele

    A stele (/ ˈ s t iː l i / STEE-lee) or stela (/ ˈ s t iː l ə / STEE-lə) [note 1] is a stone or wooden slab, generally taller than it is wide, erected in the ancient world as a monument. The surface of the stele often has text, ornamentation, or both. These may be inscribed, carved in relief, or painted. Stelae were created for many ...

  9. Perpendicular Gothic - Wikipedia

    en.wikipedia.org/wiki/Perpendicular_Gothic

    King's College Chapel, Cambridge, Great East Window (four-centred arch, straight mullions and transoms) The chancel of Gloucester Cathedral (c. 1337–1357). Perpendicular Gothic (also Perpendicular, Rectilinear, or Third Pointed) architecture was the third and final style of English Gothic architecture developed in the Kingdom of England during the Late Middle Ages, typified by large windows ...