Contributors
PROBLEM | DATE | PERSON | COMPUTER | TIME | LANG | Where |
L(2,3-4) | ? | C. Dudley Langford | Hand | ? | ? | ? |
L(2,7)-1 | 1959 | Roy O. Davies | Hand, missed 1 | ? | ? | ? |
L(2,7-8) | MAY-67 | Dave Moore | TRW-130 | 5m,40m | FORTRAN | Rolls Royce |
L(2,7-8) | NOV-67 | Glen F. Stahly | ? | ? | ? | ? |
L(2,7-8) | NOV-67 | John Miller | IBM 1130 | ? | FORTRAN | Gonzaga |
L(2,7-8) | NOV-67 | Malcolm Holtje | ||||
L(2,7-8) | NOV-67 | Robert Smith | ||||
L(2,7) | NOV-67 | Thomas Starbird | ||||
L(2,7-12) | NOV-67 | E. J. Groth | SDS 930 | <d | FORTRAN | Motorola |
L(2,11-12) | 1968? | John Miller | IBM 1130 | ? | Asm | Gonzaga |
L(2,15) | SEP-80 | John Miller | VAX 11/780 | ? | Pascal | L&C |
L(2,15) | FEB-87 | Frederick Groth | Commodore 64 | 15.5 d | Asm | Home |
L(2,16) | FEB-87 | Frederick Groth | Commodore 64 | 122.4 d | Asm | Home |
L(2,15) | JUL-89 | Andrew Burke | Cogent XTM | ? | C | OGI |
L(2,16) | JUL-89 | Andrew Burke | Cogent XTM | 120h | C | OGI |
L(2,16) | MAY-94 | John Miller | Dec Alpha | ? | ? | L&C |
L(2,19) | MAY-99 | Rick Groth Team | Mac/Pentium | 2 mo | C | Distributed |
L(2,19) | JUL-99 | John Miller | DEC Alpha | 2.5 years! | C | L&C,... |
L(2,19) | MAR-02 | Ron van Bruchem | Pentium | ~6H | Godfrey's | ? |
L(2,20) | FEB-02 | Godfrey/van Bruchem | AMD/Pentium | 1 Week | FORTRAN | UMIST/home |
L(2,23) | APR-04 | Krajëcki Team 1 | Sun/Intel | 4 days | Java/CONFIIT | REIMS |
L(2,24) | APR-05 | Krajëcki Team 2 | 12-15 processors | 3 months | Java/CONFIIT | REIMS |
L(2,27) | APR-15 | Krajëcki Team 3 | CPU-GPU processors ROMEO hybrid supercomputer | 1 day 20 hours Impressive! | C:MPI+OpenMP+CUDA Result mis-displayed | REIMS* |
L(2,27-28) | JUL-15 | Assarpour-Liu Team | processors computer system | time | Language/Platform | Where |
L(2,28) | NOV-16 | Krajëcki Team 4 | CPU-GPU processors ROMEO hybrid supercomputer | 23 days | C:MPI+OpenMP+CUDA | REIMS* |
V 2 | ||||||
V(2,4-5) | FEB-69 | John Miller | IBM 1130 | ? | ? | L&C |
V(2,8-9) | FEB-69 | John Miller | IBM 1130 | ? | ? | Gonzaga |
V(2,12-13) | MAR-89 | John Miller | VAX | ? | ? | L&C |
V(2,16) | FEB-99 | John Boyer | Intel | ? | ? | U.Victoria |
V(2,17) | FEB-99 | John Boyer | Intel | ? | ? | U.Victoria |
V(2,20) | MAR-02 | Mike Godfrey | Pentium III | 65.5 H | FORTRAN | UMIST/home |
V(2,21) | MAR-02 | Godfrey/van Bruchem | AMD/Pentium | < 1 week | FORTRAN | UMIST/home |
L 3 | ||||||
L(3,9-10) | MAR-89 | John Miller | VAX | ? | ? | L&C |
L(3,17) | AUG-89 | John Miller | VAX | ? | ? | L&C |
L(3,17) | APR-97 | Frank Ruskey | ? | ? | ? | U.Victoria |
L(3,18) | APR-97 | Frank Ruskey | ? | ? | ? | U.Victoria |
L(3,19) | MAY-97 | Frank Ruskey | ? | ? | ? | U.Victoria |
V 3 | ||||||
V(3,9-11) | MAR-89 | John Miller | VAX | ? | ? | L&C |
V(3,18) | 1999 | Boyer/Watson | Intel | ? | ? | U.Victoria |
V(3,19) | FEB-99 | John Boyer | Intel | ? | ? | U.Victoria |
V(3,20) | MAR-99 | John Boyer | Intel | ? | ? | U.Victoria |
L 4 | ||||||
L(4,24) | ~1979 | Saito & Hayaska | custom | 18.5m | ? | Miyagi Tech |
L(4,24) | 2004 | Richard Noble | Intel | 2 y | QuickBASIC | @HOME |
PLANAR SOLUTIONS | ||||||
P(2,3..28) | 2007? | Donald Knuth | ? | ? | ? | Stanford |
P(2,3..28) | 2017 | Boris Dimitrov | 2 high-end consumer GPUs | 168 hours | C++ | ? |
P(2,31..32) | 2018 | Rory Molinari | Laptop! | 105..210 hours | Crystal | @HOME |