1. JOHN VON NEUMANN The EDVAC
By: Alessandra Souroujon

2. Agenda Biography Timeline Interest in computer ENIAC EVAC How it works
Bibliography

3. Biography 1903-1957 born banking family in Budapest
education in Budapest
Reputation: theory, algebra, quantum mechanics.
1933: Institute for Advanced Studies, appointed Professor of Mathematics
became US citizens

4. Timeline 1933 Appointed Professor of Mathematics 1945 1st draft EDVAC
Born 1903
1925 diploma
chemistry
1955 appointed
Atomic Energy
Commissioner
Died
1957
1947
EDVAC
published
1921
University of
Budapest
1930
Princeton
University
1943
ENIAC

6. Interest in computers computers to applied mathematics problems.
expertise in: hydrodynamics, ballistics, meteorology, game theory, and statistics, several projects.
mechanical devices for computation
ENIAC
1st Draft of the of a Report on the EDVAC

7. ENIAC Electronic Numerical Integrator and Computer
The first large-scale general purpose electronic computer
Built University of Pennsylvania
Demonstrate high-speed, digital computing
Created by: john W. Mauchly and J. Presper Eckert
Modern electronic computing industry

8. General View of the ENIAC

9. EDVAC Electronic Discrete Variable Automatic Computer
Neumann drafted “ first draft report of the EDVAC Design”
EDVAC successor of the ENIAC
Same designers
Public presentation 1947
This machine holds program in memory
More international memory
Multipurpose computer

10. Draft

11. EDVAC

12. How does it work?
tube of mercury: electronic pulse could be bounced back and forth
on/off switchability
EDVAC was to use binary rather than decimal numbers simplifiying: arithmetic units
All numbers: binary 0/1

14. Bibliography http://ei.cs.vt.edu/~history/VonNeumann.html