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  2. AutoCAD version history - Wikipedia

    en.wikipedia.org/wiki/AutoCAD_version_history

    AutoCAD version history. AutoCAD is a commercial computer-aided design (CAD) and drafting software application by Autodesk. The first release of the software started with version 1.0 in December 1982. [ 1] The software has been continuously updated since its initial release. AutoCAD opens documents with DWG compatibility as a "DWG file format ...

  3. AutoCAD - Wikipedia

    en.wikipedia.org/wiki/AutoCAD

    A man using AutoCAD 2.6 to digitize a drawing of a school building. AutoCAD was derived from a program that began in 1977, and then released in 1979 [5] called Interact CAD, [6] [7] [8] also referred to in early Autodesk documents as MicroCAD, which was written prior to Autodesk's (then Marinchip Software Partners) formation by Autodesk cofounder Michael Riddle.

  4. Multiview orthographic projection - Wikipedia

    en.wikipedia.org/wiki/Multiview_orthographic...

    v. t. e. In technical drawing and computer graphics, a multiview projection is a technique of illustration by which a standardized series of orthographic two-dimensional pictures are constructed to represent the form of a three-dimensional object. Up to six pictures of an object are produced (called primary views ), with each projection plane ...

  5. Geometric dimensioning and tolerancing - Wikipedia

    en.wikipedia.org/wiki/Geometric_dimensioning_and...

    Geometric dimensioning and tolerancing ( GD&T) is a system for defining and communicating engineering tolerances via a symbolic language on engineering drawings and computer-generated 3D models that describes a physical object's nominal geometry and the permissible variation thereof. GD&T is used to define the nominal (theoretically perfect ...

  6. Barking dog saves life of owner with dementia after days in ...

    www.aol.com/news/barking-dog-saves-life-owner...

    The pair was searching nearby cabins the woman might have passed when they heard a dog barking at around 3:30 a.m., the post said. They shifted focus of the search toward the area of the barking ...

  7. Engineering drawing abbreviations and symbols - Wikipedia

    en.wikipedia.org/wiki/Engineering_drawing...

    Types and applications of engineering drawings Y14.3–2003: Multiview and sectional view drawings Y14.31–2008: Undimensioned drawings Y14.36M–1996: Surface texture symbols Y14.38–2007: Abbreviations and acronyms for use on drawings and related documents Y14.4M–1989: Pictorial drawing Y14.41–2003: Digital product definition data practices

  8. Punching well above their weight, New Zealand Olympians ...

    www.aol.com/news/punching-well-above-weight...

    The second week brought a flurry of gold medals. Lisa Carrington won three golds in women’s sprint kayaking, bringing her tally to eight golds over three Olympics.

  9. History of CAD software - Wikipedia

    en.wikipedia.org/wiki/History_of_CAD_software

    3D rendering of a car in CAD software with boundary representation. Also important to the development of CAD was the development in the late 1980s and early 1990s of B-rep solid modeling kernels (engines for manipulating geometrically and topologically consistent 3D objects), Parasolid (ShapeData), and ACIS (Spatial Technology Inc.). These ...

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