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C.a.R.– Compass and Ruler (also known as Z.u.L., which stands for the German "Zirkel und Lineal") — is a free and open source interactive geometry app that can do geometrical constructions in Euclidean and non-Euclidean geometry. The software is Java based. The author is René Grothmann of the Catholic University of Eichstätt-Ingolstadt.
Live Geometry is a free CodePlex project that lets you create interactive ruler and compass constructions and experiment with them. It is written in Silverlight 4 and C# 4.0 (Visual Studio 2010). The core engine is a flexible and extensible framework that allows easy addition of new figure types and features.
A beam compass and a regular compass Using a compass A compass with an extension accessory for larger circles A bow compass capable of drawing the smallest possible circles. A compass, also commonly known as a pair of compasses, is a technical drawing instrument that can be used for inscribing circles or arcs.
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A follow-up to the success of the Schneider CPC series, the Euro PC offered an inexpensive entry into the emerging market for home PCs. The computer used a Siemens 8088 processor (clocked at 4.77, 7.15 or 9.54 MHz according to a BIOS setting or key combination), had 512 KB of RAM (expandable to 640 KB), and was shipped with MS-DOS 3.3 and ...
Schneider Electric SE is a French multinational corporation that specializes in digital automation and energy management. [ 3 ] [ 4 ] Schneider Electric is a Fortune Global 500 company, publicly traded on the Euronext Exchange, and is a component of the Euro Stoxx 50 stock market index . [ 5 ]
The Tricon provides error-free, uninterrupted control in the presence of either hard failures of components, or transient faults from internal or external sources. The Tricon is designed with a fully triplicated architecture throughout, from the input modules through the Main Processors to the output modules.
The Grid Compass is a family of laptop computers introduced in 1982 by the Grid Systems Corporation. The design for the Compass was rendered by Bill Moggridge . Owing to its clamshell design —the first in a portable computer —some historians credit the original Compass as the first ever laptop.