pointed arches ribbed vaults intrica - Search
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  1. Overview

    A pointed arch, ogival arch, or Gothic arch is an arch with a pointed crown meet at an angle at the top of the arch. Also known as a two-centred arch, its form is derived from the intersection of two circles. This architectur… See more

    Early arches

    Crude arches pointed in shape have been discovered from the Bronze Age site of Nippur dated earlier than 2700 BC. The palace of Nineveh also has pointed arched drains but they have no true keystone. There are … See more

    Pointed arches – Islamic architecture

    The pointed arch became an early feature of architecture in the Islamic world. It appeared in early Islamic architecture, including in both Umayyad architecture and Abbasid architecture (late 7th to 9th centuries). … See more

    Gothic architecture – pointed arches and rib vaulting

    The reduction of thrust on supports that a pointed arch provided, as compared to a semicircular one with the same load and span, was quickly recognized by medieval European builders. They achieved this at first throug… See more

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