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STL is a file format native to the stereolithography CAD software created by 3D Systems. [3] [4] [5] Chuck Hull, the inventor of stereolithography and 3D Systems’ founder, reports that the file extension is an abbreviation for stereolithography, [6] although it is also referred to as standard triangle language or standard tessellation language.
The table below provides an overview of notable computer-aided design (CAD) software. It does not judge power, ease of use, or other user-experience aspects. The table does not include software that is still in development (beta software).
The Lemonweir Glyphs (or petroglyphs) are a set of carvings by early Native Americans near the Lemonweir River in Juneau County, Wisconsin.They were listed on the National Register of Historic Places in 1983.
The file format is the native spatial data storage format for Autodesk GIS programs MapGuide and AutoCAD Map 3D. As of 2014 [update] SDF format version SDF3 (based on SQLite3 ) uses a single file. Prior versions of the format required a spatial index file (SIF), with an optional key index file (KIF) to speed access to the file.
OpenSCAD documents are human-readable scripts in plain ASCII text and potentially syntactically better suited to integrate with version control systems such as GIT. As such, OpenSCAD is a programmer-oriented solid-modeling tool [ 7 ] and has been recommended as an entry-level CAD tool for designing open-source hardware such as scientific tools ...
The Konkan geoglyphs, sometimes called Konkan Petroglyphs, are a form of prehistoric rock art found along the Konkan coast of India, particularly in Maharashtra and Goa. [1] They consist of carvings on laterite plateaus ( saḍā ) and are believed to date back 12,000 years [ 1 ] [ 2 ]
The Cocoraque Butte Archaeological District is located in Ironwood Forest National Monument, in Pima County, Arizona.Added to the National Register of Historic Places on October 10, 1975, it features ancient Hohokam ruins, hundreds of well-preserved petroglyphs, and the historic Cocoraque Ranch.
The Tolar Petroglyph Site is an archeological site in Sweetwater County, Wyoming. The site includes a sandstone rock formation with 32 panels of petroglyphs running for 150 feet (46 m) along the rock face. Many of the illustrations are of horse-mounted people of the Plains Indians in historical times.