1991 USAMO: Difference between revisions
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The '''20th [[USAMO]]''' occurred April 23, 1991. There were five problems, and the time limit was three and a half hours. | The '''20th [[USAMO]]''' occurred April 23, 1991. There were five problems, and the time limit was three and a half hours. The first link contains the full set of test problems. The rest contain each individual problem and its solution. | ||
* [[1991 USAMO Problems]] | * [[1991 USAMO Problems|Entire Test]] | ||
* [[1991 USAMO Problems/Problem 1 | Problem 1]] | ** [[1991 USAMO Problems/Problem 1|Problem 1]] | ||
* [[1991 USAMO Problems/Problem 2 | Problem 2]] | ** [[1991 USAMO Problems/Problem 2|Problem 2]] | ||
* [[1991 USAMO Problems/Problem 3 | Problem 3]] | ** [[1991 USAMO Problems/Problem 3|Problem 3]] | ||
* [[1991 USAMO Problems/Problem 4 | Problem 4]] | ** [[1991 USAMO Problems/Problem 4|Problem 4]] | ||
* [[1991 USAMO Problems/Problem 5 | Problem 5]] | ** [[1991 USAMO Problems/Problem 5|Problem 5]] | ||
== | == See Also == | ||
* [[Mathematics competitions]] | |||
* [[Mathematics competition resources]] | |||
* [[Math books]] | |||
{{USAMO box|year=1991|before=[[1990 USAMO]]|after=[[1992 USAMO]]}} | {{USAMO box|year=1991|before=[[1990 USAMO]]|after=[[1992 USAMO]]}} | ||
Latest revision as of 18:17, 18 July 2016
The 20th USAMO occurred April 23, 1991. There were five problems, and the time limit was three and a half hours. The first link contains the full set of test problems. The rest contain each individual problem and its solution.
See Also
| 1991 USAMO (Problems • Resources) | ||
| Preceded by 1990 USAMO |
Followed by 1992 USAMO | |
| 1 • 2 • 3 • 4 • 5 | ||
| All USAMO Problems and Solutions | ||
