ENIAC or ABC?

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The review by J. Ross Macdonald and Harvey G. Cragon (PPhysics Today, July 2000, page 58) of ENIAC: The Triumphs and Tragedies of the World’s First Computer seems to be an able assessment of the book and its content. However, perhaps due to misstatements in the book, the review fails to reflect adequately the place of the Atanasoff–Berry Computer (ABC) relative to the Eckert–Mauchly ENIAC in the lineage of the electronic digital computer. (See Alfred E. Brenner’s article, “The Computing Revolution and the Physics Community,” Physics Today, October 1996, page 24.)Work on the ABC design by John V. Atanasoff (a University of Wisconsin PhD physics graduate whose adviser was John Van Vleck) began in 1937 at Iowa State University (ISU). It is well established that a breadboard mock-up was completed in 1939 and that a full-scale prototype was being tested by early 1942. The review correctly indicates that, years later, Honeywell initiated a lawsuit claiming that ENIAC patents applied for by Presper Eckert and John Mauchly in 1947, though not issued until 1964 to Sperry Rand, were invalid.On 19 October 1973, the trial judge entered his opinion, stating that “Eckert and Mauchly did not themselves invent the automatic digital computer, but instead derived that subject matter from one Dr. John Vincent Atanasoff.” 1 1. Section 3 of Judge Earl R. Larson’s opinion inHoneywell Inc.vsSperry Rand Corp.etal., 19 October 1973 Behind that terse statement is a trial record that exhaustively examines the “prior art” embodied in the ABC and the adoption in either ENIAC or the later EDVAC of many concepts first introduced in the ABC, such as regenerative memory, base-2 calculating, modular construction, and fully electronic computation. 2,3 2. C. R. Mollenhoff, Atanasoff: Forgotten Father of the Computer, Iowa State U. Press, Ames (1988).3. For an informative technical discussion of the ABC and the trial, see A. R. Burks and A. WBurks, The First Electronic Computer: The Atanasoff Story, U.of Michigan Press, Ann Arbor (1989). (See also Alan R. Mackintosh’s article “The First Electronic Computer,” Physics Today, March 1987, page 25.)Evidence introduced at the trial showed that, starting in December 1940, Atanasoff met with Mauchly, briefed him on the ABC design, invited him to Iowa to see the full scale machine under construction (he stayed at Atanasoff’s home) and provided him with free and open access to detailed design features that later appeared in the ENIAC or the EDVAC. Nevertheless, many supporters of ENIAC’s historical primacy still claimed that the court decision was flawed, that the ABC could never operate, and that the ENIAC did not, in fact, depend on the ABC design.After 1973, Atanasoff began receiving widespread recognition for his accomplishment, including major awards from the Institute of Electrical and Electronics Engineers (IEEE) and the Navy, several honorary doctorates, and, in 1990, the National Medal of Technology presented by President George H. W. Bush.In 1994, senior engineers at the Department of Energy’s Ames Laboratory put forward the idea that the availability of ABC documentation and old parts could make it possible for them to build a full-scale replica of the ABC that might refute the charge that the ABC could never have operated successfully. A small group of ISU officials, of which I was one, then took on the challenges of project oversight and fundraising.In late November 1996, the completed (but not yet operational) replica was unveiled in Pittsburgh, Pennsylvania, at “Supercomputing ′96,” an annual joint meeting of the IEEE and the Association for Computing Machinery. The ABC anchored an extensive display of historic supercomputer artifacts in celebration of 50 years of computer development.By October 1997, all systems were fully operating and the machine was brought to Washington, DC. At the National Press Club, the ABC carried out its first public calculations before computer experts, ISU alumni, and the press. For the next eight months, the ABC toured Iowa, promoting ISU eminence in developing advanced technology. Along the way, some computing runs were videotaped, preserving a visible place in history for Atanasoff’s dream. Ironically, the unattributed adoption of some of the ABC’s concepts apparently provided the only means by which they were incorporated into the mainstream of computer development.REFERENCESSection:ChooseTop of pageREFERENCES <<CITING ARTICLES1. Section 3 of Judge Earl R. Larson’s opinion inHoneywell Inc.vsSperry Rand Corp.etal., 19 October 1973 , Google Scholar2. C. R. Mollenhoff, Atanasoff: Forgotten Father of the Computer, Iowa State U. Press, Ames (1988). Google Scholar3. For an informative technical discussion of the ABC and the trial, see A. R. Burks and A. WBurks, The First Electronic Computer: The Atanasoff Story, U.of Michigan Press, Ann Arbor (1989). Google Scholar© 2001 American Institute of Physics.

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198 Book Reviews TECHNOLOGY AND CULTURE tween the Continental and Anglo-American traditions would help advance the overall level of discussion. The analyses in this section tend to move back somewhat to an understanding of technology in general, rather than dealing more strictly with computers. On the whole, while the volume cannot be considered strictly an introductory reader, since it requires some background understand­ ing of wider philosophical issues, it is surprisingly accessible and does give coverage to the central concerns in the held. It would be useful to anyone wanting to obtain a deeper understanding of the debates surrounding the issues in information technology. Heinz C. Luegenbiehl Dr. Luegenbiehl is professor of philosophy and technology studies at Rose-Hulman Institute of Technology. Portraits in Silicon. By Robert Slater. Cambridge, Mass.: MIT Press, 1987. Pp. xiv+ 374; illustrations, notes, bibliography, index. $24.95 (cloth); $10.95 (paper). In Portraits in Silicon, Robert Slater presents biographical sketches of thirty-four people who have played important roles in the history of computing. Conceptualizers and theoreticians are represented: Charles Babbage, Alan Turing, John von Neumann, Claude Shan­ non, and Donald Knuth. There are early computer builders: Konrad Zuse, John Atanasoff, John Mauchly, Presper Eckert, Howard Aiken, and Jay Forrester. There are some of the inventors who made possible the miniaturization of computers: William Shockley, Robert Noyce, Jack Kilby, and Ted Hoff. There are hardware designers—Gene Amdahl, Seymour Cray, Gordon Bell—and software designers— Grace Hopper, John Backus, John Kemeny, Thomas Kurtz, Gary Kildall, William Gates, Dennis Ritchie, Kenneth Thompson, Daniel Bricklin. And there are entrepreneurs: Thomas Watson, William Norris, Ross Perot, Nolan Bushnell, Steven Jobs, Adam Osborne, and William Millard. Though the work of neither a historian nor an insider, Portraits in Silicon contains, in a highly readable form, a great deal of informa­ tion, much of it derived from interviews that Slater conducted with twenty-three of the subjects. The writing tends to the anecdotal, with only occasional explanations of hardware or software and only occasional mention of philosophical, political, and social issues raised by the existence of computers. Where the book is most useful is in describing the backgrounds and motivations of the subjects. The polybiographical approach may suggest some patterns. It struck me that many of the subjects had fathers who were engineers; that many, if not most, built mechanical or electrical gadgets as children; and that TECHNOLOGY AND CULTURE Book Reviews 199 many were drawn to computing machinery by the practical need to carry out computations. The early history of the electronic computer has, quite naturally, received more scholarly attention than have the developments of the last two or three decades; books by Paul Ceruzzi, Herman Goldstine, and Michael Williams are among the best accounts of the early history. The rapid pace of developments in computing—even events of this decade, such as the introduction of the Osborne in 1981, may seem distant—makes treatment of the recent history, as in Slater’s book, particularly welcome. Frederik Nebeker Dr. Nebeker is a Mellon postdoctoral fellow at the American Philosophical Society, where he is writing a history of geophysics. His Ph.D. dissertation dealt with the effect of computers on meteorology. Atanasoff: Forgotten Father of the Computer. By Clark R. Mollenhoff. Ames: Iowa State University Press, 1988. Pp. xv + 274; illustrations, bibliography, appendixes, index. $24.95. The First Electronic Computer: The AtanasoffStory. By Alice R. Burks and Arthur W. Burks. Ann Arbor: University of Michigan Press, 1988. Pp. xii + 387; illustrations, bibliography, appendix, index. $30.00. In the late 1930s, John V. Atanasoff, a new professor of mathemat­ ics and physics at Iowa State College, abandoned his efforts to build analog devices for doing complex calculations. He began working on what he described as a “computing machine proper”—what we now call a digital computer. Atanasoffbased the machine on electricity and electronics, devised a “regenerative” memory using condensers, and used a binary system to compute by direct logical action rather than an analog approach. With the help of Clifford E. Berry, his graduate assistant, Atanasoff built a prototype to solve differential equations. In 1941, John W. Mauchly, a visiting physics professor from a Pennsylvania college, examined the computer and...

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TECHNOLOGY AND CULTURE Book Reviews 199 many were drawn to computing machinery by the practical need to carry out computations. The early history of the electronic computer has, quite naturally, received more scholarly attention than have the developments of the last two or three decades; books by Paul Ceruzzi, Herman Goldstine, and Michael Williams are among the best accounts of the early history. The rapid pace of developments in computing—even events of this decade, such as the introduction of the Osborne in 1981, may seem distant—makes treatment of the recent history, as in Slater’s book, particularly welcome. Frederik Nebeker Dr. Nebeker is a Mellon postdoctoral fellow at the American Philosophical Society, where he is writing a history of geophysics. His Ph.D. dissertation dealt with the effect of computers on meteorology. Atanasoff: Forgotten Father of the Computer. By Clark R. Mollenhoff. Ames: Iowa State University Press, 1988. Pp. xv + 274; illustrations, bibliography, appendixes, index. $24.95. The First Electronic Computer: The AtanasoffStory. By Alice R. Burks and Arthur W. Burks. Ann Arbor: University of Michigan Press, 1988. Pp. xii + 387; illustrations, bibliography, appendix, index. $30.00. In the late 1930s, John V. Atanasoff, a new professor of mathemat­ ics and physics at Iowa State College, abandoned his efforts to build analog devices for doing complex calculations. He began working on what he described as a “computing machine proper”—what we now call a digital computer. Atanasoffbased the machine on electricity and electronics, devised a “regenerative” memory using condensers, and used a binary system to compute by direct logical action rather than an analog approach. With the help of Clifford E. Berry, his graduate assistant, Atanasoff built a prototype to solve differential equations. In 1941, John W. Mauchly, a visiting physics professor from a Pennsylvania college, examined the computer and a thirty-five-page document explaining its principles. The document had been used to obtain funding and was to be the basis of a patent application. But the war intervened and the patent claim was never pursued by Iowa State. By 1942, Atanasoff was working for the Naval Ordnance Laboratory in Washington; in 1946, ENIAC was unveiled, and shortly afterward, Mauchly and his assistant J. Presper Eckert, applied for a number of ENIAC-related patents. Atanasoff knew of these develop­ ments and apparently even suspected that Mauchly used information from his Iowa visit. Nevertheless, it was not until he became involved in corporate attempts to break the Mauchly-Eckert patents (which had 200 Book Reviews TECHNOLOGY AND CULTURE been sold to Remington Rand, later Sperry Rand) that Atanasoff saw an opportunity for receiving credit for his contribution to the development of computing. In a suit between Honeywell and Sperry Rand, a U.S. districtjudge ruled in 1973 that Mauchly “derived” ideas claimed in the Mauchly-Eckert patents from his visit to Atanasoff thirty years earlier. The “first electronic computer” was not the ENIAC built by Mauchly and Eckert: it was the ABC (Atanasoff Berry Computer) built by John Atanasoff and Clifford Berry. Clark R. Mollenhoff’s Atanasoff: Forgotten Father of Computing and Alice R. Burks and Arthur W. Burks’s The First Electronic Computer: The Atanasoff Story intend to correct a historical record that might have denied Atanasoff credit for his achievements. Mollenhoff emphasizes the personal details of Atanasoff’s life. The account is a colorful human-interest story, establishing key events and actors, but marred by oversimplifying the characters in the tale. Atanasoff is depicted as a noble scientist who “plays by the rules” of science rather than seeking fame and fortune. Mauchly, on the other hand, is a wicked pirate taking advantage of another man’s genius and modesty. Atana­ soff is a quick introduction to the Atanasoff-Mauchly issues. It does not present, however, the technical and legal details in depth: for Mollenhoff, the court decision settled the priority dispute. In contrast, Burks and Burks do not expect their readers to be persuaded merely by the court decision. They conduct a new trial in Atanasoff’s defense for the benefit of historians and members of the computer community, focusing on the technical details of inventions and prior work by both Atanasoff and Mauchly. With ample...

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  • Jan 1, 2021
  • Jacek Koziel + 4 more

<b><sc>Abstract.</sc></b> Iowa State University has been awarded two grants focused on professional development and education. The grants are part of the U.S. Department of State and the American Councils for International Education programming for the UniCEN platform. UniCEN focuses on increasing sustainable collaborations between U.S. and Central Asia higher education partners. Twenty-two of the partnerships in the UniCEN network are in Uzbekistan, located in the heart of Central Asia. The Iowa State University partnership builds on two project grants. One grant, entitled Enhancing the Reputation of Research in Uzbekistan through Professional Development, focuses on faculty research and workforce development. The second grant, entitled, Advanced Agricultural Machinery Partnership Between Iowa State and TIIAME, focuses on partnership development and agricultural machinery systems engineering training. To date, both projects are developing and delivering online webinars based on needs assessments conducted in 2020. The planned project grant outcomes are: (i) one oral research presentation per Uzbek participant, (ii) one academic writing artifact (paper, poster, grant proposal, or similar) per Uzbek participant, and (iii) improvement of Uzbek participants' research knowledge and practices (evaluated by the pre-post testing and/or interviews). The planned small faculty project outcomes are: (i) greater common understanding of agricultural machinery systems in the U.S. Midwestern and the Uzbekistan agricultural contexts, (ii) broader development of relationships between the respective agricultural machinery faculty and students at Iowa State and TIIAME, and (iii) a strategy for developing a formal and sustainable partnership between the institutions. This project supports broader economic impact by advancing research initiatives on par with developed countries. Such initiatives, particularly in agriculture and engineering, could lead to new products, processes, or other innovations that propel industry efforts. Social impacts can be felt when research initiatives lead to improved environmental sustainability. This conference paper will present an overview of the education, outreach, and professional development opportunities in Central Asia via the UniCEN program and the developing partnership between Iowa State University and the Tashkent Institute of Irrigation and Agricultural Mechanization Engineers in Tashkent and the Bukhara Branch.

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