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How did computers expand architects’ ability to create new building forms?

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The Great Court at the British Museum in London features a large central rotunda surrounded by wide steps and a glass and steel lattice roof, with visitors walking throughout the space. — Architecture The Great Court, designed by Foster and Partners, 2000; in the British Museum, London.

Computers have fundamentally expanded the ability of architects to create new building forms by integrating complex design and manufacturing processes. Through computer-aided design (CAD), architects can manipulate and analyze design data using three-dimensional figures, allowing them to examine proposed structures from various angles, cross-sections, and scales with high precision.12

This digital evolution has moved beyond simple drafting:

Integrated Design and Production: CAD/CAM systems allow design data to be stored in digitized form, which can be converted directly into instructions for manufacturing components. This seamless link between design and production enables the realization of complex geometries that would be difficult to manage manually.12
Advanced Modeling: Building information modeling (BIM) enables the creation of detailed, integrated digital representations of structures, improving coordination and reducing errors during the construction of intricate forms.3
Innovative Construction: Emerging technologies like large-scale 3D printing and modular construction are being explored to build these complex designs, offering greater flexibility and resource efficiency in bringing new architectural visions to life.3