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The most common form of the Gothic pointed arch in windows and arches was based upon an equilateral triangle, in which the three sides have an equal length (the span of the arch is equal to the arc radii). This so called equilateral arch had the great advantage of simplicity. Stone cutters, or hewers, could precisely draw the arc on the stone ...
Most architecture can be classified as a chronology of styles which change over time reflecting changing fashions, beliefs and religions, or the emergence of new ideas, technology, or materials which make new styles possible. Styles therefore emerge from the history of a society and are documented in the subject of architectural history. At any ...
Rabattement drawing of a symmetrical splayed arch wall opening by Ginés Martínez de Aranda (c. 1600). B and D are the faces of the wall , also used as folding lines. A and C are elevations of the arch faces. Rabattement drawing of an ox horn arch. B and D are again the faces of the wall, A and C represent intrados on elevations. Curve E is ...
The style evolved to one that was less heavy, had larger windows, lighter-weight vaulting supported on stone ribs and above all, the pointed arch which is the defining characteristic of the style now known as Gothic. With thinner walls, larger windows and high pointed arched vaults, the distinctive flying buttresses developed as a means of support.
The window-heads themselves were formed of equal curves forming a pointed arch and the tracery-bars were curved by drawing curves with differing radii from the same centres as the window-heads. [89] The mullions were in consequence branched into Y-shaped designs further ornamented with cusps.
At The Deanery in Berkshire, 1899, (right), where the client was the editor of the influential magazine Country Life, [17] details like the openwork brick balustrade, the many-paned oriel window and facetted staircase tower, the shadowed windows under the eaves, or the prominent clustered chimneys were conventional Tudor Revival borrowings ...
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Mayan corbel arches are also sometimes called triangular due to their shape. [7] Since the sides of a triangular arch are experiencing bending stress, it is a false arch [3] in a structural sense (historically preceding the invention of true arches [8] and going back to Neolithic times [9]).