Punch Cards Associated with the Computer Solution of the Four-Color Problem

Punch Cards Associated with Computer Solution of the Four-Color Problem

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Punch Cards Associated with Computer Solution of the Four-Color Problem
Punch Cards Associated with Computer Solution of the Four-Color Problem

Object Details

Description

These are some of the punched cards used in the computer solution to the four color proble by Wolfgang Haken and Kenneth Appel. The cards are marked: Computing [/] Services [/] Office. The also are marked: OEI E24974. A mark on the box reads: HAKEN (/) 4-COLOR (/) (Punch Cards).

For a related transaction see 1999.0339.

Location

Currently not on view

Credit Line

Gift of Wolfgang Haken

date made

1976

ID Number

1999.3075.01

nonaccession number

1999.3075

catalog number

1999.3075.01

Object Name

Punch Cards, Group Of

punch cards, group of

Physical Description

paper (overall material)

Measurements

overall: 8.5 cm x 21 cm x 39 cm; 3 11/32 in x 8 9/32 in x 15 11/32 in

See more items in

Medicine and Science: Mathematics

Science & Mathematics

Punch Cards

Data Source

National Museum of American History

Subject

Mathematics

Metadata Usage

CC0

Link to Original Record

https://n2t.net/ark:/65665/ng49ca746a5-22cc-704b-e053-15f76fa0b4fa

Record ID

nmah_694710