1

THE FIFTEEN PUZZLE

Year:
1979
Language:
english
File:
PDF, 788 KB
english, 1979
2

A GENERAL INTERSECTION FORMULA FOR SUBSPACES OF N-DIMENSIONS

Year:
1975
Language:
english
File:
PDF, 254 KB
english, 1975
3

GETTING BOUNDS ON π USING TRIGONOMETRIC TABLES

Year:
1975
Language:
english
File:
PDF, 333 KB
english, 1975
5

Escher Correspondence in the Roosevelt Collection

Year:
1991
Language:
english
File:
PDF, 577 KB
english, 1991
8

New Report Links World Debt Repayment to Environmental Damage

Year:
1986
Language:
english
File:
PDF, 463 KB
english, 1986