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Topic: Archimedes (computer system)


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In the News (Wed 11 Nov 09)

  
  Learn more about Archimedes in the online encyclopedia.   (Site not responding. Last check: 2007-10-17)
Archimedes also gave a quite different proof of nearly the same proposition by a method using infinitesimals; that different proof is found here.
In this book Archimedes obtains the result he was most proud of: that the area and volume of a sphere are in the same relationship to the area and volume of the circumscribed straight cylinder.
Archimedes did probably consider these methods not mathematically precise, and he used these methods to find at least some of the areas or volumes he sought, and then used the more traditional method of exhaustion to prove them.
www.onlineencyclopedia.org /a/ar/archimedes.html   (1545 words)

  
 Archimedes article - Archimedes Archimedes computer Syracuse 287 212 Greek mathematician astronomer - What-Means.com   (Site not responding. Last check: 2007-10-17)
Archimedes became a popular figure as a result of his involvement in the defense of Syracuse against the Roman siege in the First and Second Punic Wars.
Archimedes' Quadrature Of The Parabola (http://www.math.ubc.ca/~cass/archimedes/parabola.html) Translated by Thomas Heath.
Archimedes' On The Measurement Of The Circle (http://www.math.ubc.ca/~cass/archimedes/circle.html) Translated by Thomas Heath.
www.what-means.com /encyclopedia/Archimedes   (1524 words)

  
 Archimedes Information   (Site not responding. Last check: 2007-10-17)
Archimedes became a popular figure as a result of his involvement in the defense of Syracuse, ItalySyracuse against the Roman siege in the First Punic WarFirst and Second Punic Wars.
Archimedes was killed in Syracuse by a Roman soldier in 212 BC.
Archimedes also gave a quite different proof of nearly the same proposition by a method using infinitesimals; that different proof is found how Archimedes used infinitesimalshere.
www.echostatic.com /index.php?title=Archimedes   (1812 words)

  
 Personal computer - Encyclopedia.WorldSearch   (Site not responding. Last check: 2007-10-17)
A personal computer is an inexpensive microcomputer, originally designed to be used by only one person at a time, and which is IBM PC compatible - (though in common usage it may sometimes refer to non-compatible machines).
During the 1990s, the power of personal computers increased radically, blurring the formerly sharp distinction between personal computers and multi-user computers such as mainframes.
Despite the overwhelming popularity of the personal computer, a number of non-IBM PC compatible microcomputers (sometimes also generically called Personal Computers) are still popular in niche uses.
encyclopedia.worldsearch.com /personal_computer.htm   (835 words)

  
 Archimedes - Wikipedia, the free encyclopedia   (Site not responding. Last check: 2007-10-17)
One of his inventions used for military defense of Syracuse against the invading Romans was the claw of Archimedes.
Archimedes did probably consider these methods not mathematically precise, and he used these methods to find at least some of the areas or volumes he sought, and then used the more traditional method of exhaustion?
Archimedes and the Rhombicuboctahedron (http://agutie.homestead.com/files/rhombicubocta.html) by Antonio Gutierrez from Geometry Step by Step from the Land of the Incas.
xahlee.org /_p/wiki/Archimedes.html   (1545 words)

  
 RiscPC. Who is RiscPC? What is RiscPC? Where is RiscPC? Definition of RiscPC. Meaning of RiscPC.
The Risc PC was Acorn Computer's next generation RISC OS/Acorn RISC Machine computer, which superseded the Acorn Archimedes.
Like the Archimedes, the RISC PC continued the practice of having the RISC OS operating system in a ROM module.
The front side bus is usually recognised as being the most significant fault of the computer; and the arrival of the (five times faster) StrongARM processor in 1996 meant that the Risc PC had a CPU vastly faster than that for which the computer had been designed.
www.knowledgerush.com /kr/encyclopedia/RiscPC   (241 words)

  
 Personal Computer Encyclopedia Article, History, Biography at Local Color Art   (Site not responding. Last check: 2007-10-17)
A personal computer or PC is generally a microcomputer intended to be used by one person at a time, and suitable for general purpose tasks such as word processing, programming, or game play, usually used to run purchased or other software not written by the user.
Maybe the most important push to IBM compatibles over all other computers was because Albert Clark, an Air Force program manager who was faced with a growing government user base, sharing mainframe time, who were purchasing the various non-compatible home computers to replace their VT-100 dumb terminals.
This upgrade cycle is in part linked to new releases of the primary mass-market operating system, which tends to drive the acquisition of new hardware and tends to obsolete previously serviceable hardware (see planned obsolescence).
encyclopedia.localcolorart.com /encyclopedia/Personal_Computer   (1557 words)

  
 The Archimedes Project: Total Access System Description   (Site not responding. Last check: 2007-10-17)
Archimedes Project researchers have focused on the problems of analyzing and using the raw data that is produced by commercially available eye tracking hardware.
As this system was being developed, it became obvious that their value was not only to deaf people, but for any two people who don't share a common language.
This system accepts inputs from a physical keyboard and mouse, or a picture of a keyboard that is displayed on the screen.
www.ncits.org /study/docs/ita99003.htm   (4767 words)

  
 Information Sciences Institute - Computer Language Translation System Romances the Rosetta Stone   (Site not responding. Last check: 2007-10-17)
First, we feed the system it with a parallel corpus, that is, a collection of texts in the foreign language and their translations into English.
Creation of the parallel texts needed by Och's system was complicated by the fact that Hindi is written in a non-Latin script, which has numerous different digital encodings instead of one or two standard ones.
Before his system could begin to translate, enormous effort was required to reconcile this diversity and give Och and other translators the volumes of Hindi and matched English text necessary.
www.isi.edu /stories/65.html   (818 words)

  
 12th USENIX Security Symposium — Technical Paper
Archimedes determined that King Heiron's crown was not made of pure gold by noticing that the mass and volume of the crown did not match the known density of gold.
Furthermore, when that computer system is moved from our immediate presence, we have few guarantees that it has not been physically modified or reprogrammed.
If the computer was not genuine, as in the case of a simulator, the environment would then be subject to potential manipulation by the simulator's controller, whereas a genuine system would be governed only by the definition of the machine's instructions.
www.usenix.org /publications/library/proceedings/sec03/tech/kennell/kennell_html   (10590 words)

  
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Before any discussion of the system which was chosen for analysis and data collection in this project, it is worthwhile looking at the overall pattern of events which were envisaged when the application for research funds was made.
To display images on the computer screen, pixel intensity values are passed through a look-up table to translate from image intensity to screen 'colour' before the required bytes are written directly to the screen RAM area.
This system for contrast adjustment was found to be very easy to understand and to use, and allowed fragments to be tracked by eye further than would otherwise have been possible.
www.panix.com /~giblin/impacts/Thesis/03_2Dsoftware.html   (10503 words)

  
 [No title]   (Site not responding. Last check: 2007-10-17)
The Archimedes computer-aided assembly planning system is designed to bring the most recent and powerful research results in automated assembly planning to actual use in product and process development.
In developing the most recent version of Archimedes, we paid significant attention to the mode of interaction between (1) a complex 3D automatic planning system and (2) an engineer bringing significant semantic content to the interaction.
The system has been successfully applied to a number of complex products, including assemblies with over 300 parts from both government and industry, and is now being used by several customers internal to Sandia.
vasc.ri.cmu.edu /old_help/Seminars/Vascsem/120296.html   (137 words)

  
 Acorn Computer Museum - Acorn Archimedes   (Site not responding. Last check: 2007-10-17)
Initially, the Archimedes was launched in 4 different versions: BBC 305, BBC 310, 410 and 440.
They were a new generation of computer as Acorn went from the 8 bit 6502 processor, skipped 16 bits, and went direct to the in-house developed 32 bit ARM processor (32 bit data bus, 26 bit address bus and 16 registers).
The 410/1, 420/1 and 440/1 were the second generation of Archimedes machines.
pages.zoom.co.uk /acorn.computer/archimedes.html   (151 words)

  
 [No title]
Hardware System Components - standard ---------------------------------------- Archimedes consists of a "Three-box" system: Computer A metal cased unit with plastic front, front-sub and rear mouldings.
Connection to the computer is via a coiled serial cable which plugs into the lower front of the computer unit.
Indicators A green LED at the front of the Computer unit indicates Mains power ON and an amber LED on the Floppy-drive indicates motor ON.
www.chiark.greenend.org.uk /~theom/riscos/docs/A300Hard.txt   (2220 words)

  
 IAP Conference: Archimedes: Developing computer interfaces that work for everyone   (Site not responding. Last check: 2007-10-17)
Neil Scott will present an overview of the Total Access System and show how it provides an infrastructure for developing a broad range of user interface options.
Members of the Archimedes research team will describe how they are implementing critical components of the Total Access System and show how, in addition to solving accessibility problems, these components can also lead to simpler operation and increased productivity for all computer users.
Koichi Takeuchi will describe an accessor based on a palm computer and discuss the Archimedes strategy for controlling industrial systems, robotic devices and domestic appliances.
www-csli.stanford.edu /events/Tutorials/abs-arch-may2000.shtml   (359 words)

  
 Amazing Science
This system of enumeration was not developed by the Greeks, whose largest unit of enumeration was the myriad (10,000) or in China, where 10,000 was also the largest unit of enumeration until recent times.
Thus the Sanskrit system is obviously superior to that of the Arabs (for whom the thousand was the limit), or the Greeks and Chinese (whose limit was ten thousand) and even to our own system (where the names thousand, million etc. continue to act as auxillary bases).
The Indian numeral system and its place value, decimal system of enumeration came to the attention of the Arabs in the seventh or eighth century, and served as the basis for the well known advancement in Arab mathematics, represented by figures such as al-Khwarizmi.
www.hinduism.co.za /amazing.htm   (14824 words)

  
 Archimedes - OneLook Dictionary Search
Archimedes : The American Heritage® Dictionary of the English Language [home, info]
Archimedes (computer) : Hutchinson Dictionary of Computers, Multimedia, and the Internet [home, info]
Phrases that include Archimedes: archimedes principle, archimedes screw, spiral of archimedes, acorn archimedes, law of archimedes, more...
www.onelook.com /cgi-bin/cgiwrap/bware/dofind.cgi?word=Archimedes   (263 words)

  
 The RISC OS Products Directory - What is RISC OS 4?
Unlike other desktop computer-based operating systems, most of RISC OS resides in ROM, so corruption of the operating system as a result of user error or by a computer virus is practically impossible.
Acorn Computers Ltd won the BBC contract to build the computer that would be supplied to many British schools because it met all the requirements laid down.
RISC OS computers are used a lot in the television industry and in industrial control where the computers are used 24 hours a day, 7 days a week.
productsdb.riscos.com /admin/riscos.htm   (3884 words)

  
 Archimedes' Cattle Problem (Computer Output)
Below is a session of Maple, a symbolic algebra program, used to solve the first part of Archimedes' Cattle Problem.
Comment: Pick out the sole entry of the set of basis vectors of the null space of A. Comment: Every solution of the homogeneous system is a scalar multiple of this one vector C. Next, we wish to multiply C by a suitable constant so that the resulting entries are integers with no common divisor.
Comment: The eight entries of this vector are the smallest numbers of white bulls, fl bulls, yellow bulls, dappled bulls, white cows, fl cows, yellow cows, and dappled cows, respectively, that solve Archimedes' cattle problem.
www.math.nyu.edu /~crorres/Archimedes/Cattle/computer1.html   (260 words)

  
 When A Good Computer Goes Bad -- Computer Viruses
A computer virus is a program written to deliberately invade a computer system without its user's permission or knowledge.
If you boot your computer with a diskette infected with a boot virus in your a: drive, the virus will be transferred to memory and then to your hard drive.
Even the people who study computer viruses cant agree; some group the viruses into families and do not count the closely related variants as different viruses; others say that viruses are different when their code differs in just one bit.
www.uic.edu /depts/accc/newsletter/adn09/virus.html   (2017 words)

  
 Mathematics Articles :: Physics Post
An artificial neural network, more commonly known as a neural network or neural net for short, is a mathematical model for information processing based on a connectionist approach to computation.
Archimedes, irrationality, absurdity, and the usual smutty insinuation.
We all have worked with the real number system for as long as we can remember.
www.physicspost.com /topics.php?topicId=3   (755 words)

  
 Betriebssysteme   (Site not responding. Last check: 2007-10-17)
The embedded Cygnus operating system (eCos) is an open-source, configurable, portable, and royalty-free embedded real-time operating system.
While in real-time mode, the system can no longer be used as a generic workstation, as all of its resources are dedicated to executing its real-time responsibilities as accurately as possible.
It was made for systems with built-in memory management, but it has been ported, with limitations, to systems without memory management, such as the Commodore 64.
www.stejskal.de /web/computer/system/main.html   (2256 words)

  
 brokerage industry; fleeing of accounts
Archimedes Plutonium wrote: > > Another possible explanation for why 453.
> is that perhaps Schwab is installing a computer system that costs alot of > money > and that computer system is at the cutting edge of security and speed.
Archimedes Plutonium, a_plutonium@[EMAIL PROTECTED] entire Universe is just one big atom where dots of the electron-dot-cloud are galaxies
www.talkaboutinvestments.com /group/sci.econ/messages/184895.html   (565 words)

  
 computer   (Site not responding. Last check: 2007-10-17)
provides public and private procurers with accessibility requirements to be included in or referred to in calls-for-proposal for personal computer systems and similar systems.
Project Archimedes seeks to promote equal access to information for individuals with disabilities by influencing the early design stages of tomorrow's computer-based technology.
The objective of the ENABL project is to develop a speech user interface, using speech recognition, to computer-based generative modeling software for engineering design, analysis and configuration tasks.
www.stakes.fi /INCLUDE/ince511.html   (220 words)

  
 Unlimited Downloads of Music, Movies, and Software   (Site not responding. Last check: 2007-10-17)
Easydownloadcenter has a proven system that combines reliable technology with an easy to use interface.
The value of this service has no end to anyone looking to get more for their computer dollar.
Select the type of file you are looking for and type what you want into the search box.
www.easydownloadcenter.com   (776 words)

  
 [No title]   (Site not responding. Last check: 2007-10-17)
an interactive graphical system which supports the construction of the class of computational machines known as finite state automata.
This tool was used as a basis to develop the simulated computer, allowing to experiment with the formal approach defined by the DEVS formalism.
Introduction to Computing Systems: From Bits and Gates to C and Beyond by
www.sosresearch.org /caale/caalesimulators.html   (2578 words)

  
 Debian -- Software Packages in "stable", math section
A general purpose computer algebra system: main binary and modules
The GNU Octave language for numerical computations (2.0 branch)
GNU R core of statistical computing language and environment
packages.debian.org /stable/math   (983 words)

  
 Ubuntu -- Software Packages in "hoary", math section   (Site not responding. Last check: 2007-10-17)
A Computational Logic for Applicative Common Lisp: main binary
A general purpose computer algebra system: regression test inputs
The GNU Octave language for numerical computations (2.1 branch)
packages.ubuntu.com /hoary/math   (1035 words)

  
 Re: RFP: gtybalt -- computer algebra system (CAS) based on GiNaC with optional TeXmacs GUI
It'd take MONTHS to make up the difference, and meanwhile Debian users will be fleeing to SLACKWARE.
Re: RFP: gtybalt -- computer algebra system (CAS) based on GiNaC with optional TeXmacs GUI
Previous by thread: Re: RFP: gtybalt -- computer algebra system (CAS) based on GiNaC with optional TeXmacs GUI
lists.debian.org /debian-devel/2005/01/msg01190.html   (358 words)

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