- #1

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i managed to derive it for 2,3 and 4 variables but i can't seem to get a general form out of it, its recursive.

any1 know a way?

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- Thread starter osaad
- Start date

- #1

- 2

- 0

i managed to derive it for 2,3 and 4 variables but i can't seem to get a general form out of it, its recursive.

any1 know a way?

- #2

- 329

- 0

i managed to derive it for 2,3 and 4 variables but i can't seem to get a general form out of it, its recursive.

any1 know a way?

It's called the Principle of Inclusion / Exclusion.

http://en.wikipedia.org/wiki/Principle_of_inclusion-exclusion#In_probability

- #3

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It's called the Principle of Inclusion / Exclusion.

http://en.wikipedia.org/wiki/Principle_of_inclusion-exclusion#In_probability

thanks that was exactly what i was looking for

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