Difference between revisions of "Overcounting"
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'''Overcounting''' is the process of counting more than what you need and then systematically subtracting the parts which do not belong. | '''Overcounting''' is the process of counting more than what you need and then systematically subtracting the parts which do not belong. | ||
| − | The [[Principle of Inclusion | + | The [[Principle of Inclusion-Exclusion]] (PIE) is a systematic method of repeated overcounting that is a tool in solving many [[combinatorics]] problems. |
== Examples == | == Examples == | ||
Revision as of 11:23, 10 November 2006
Overcounting is the process of counting more than what you need and then systematically subtracting the parts which do not belong.
The Principle of Inclusion-Exclusion (PIE) is a systematic method of repeated overcounting that is a tool in solving many combinatorics problems.
Examples
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