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180 reputation

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	location	Bellevue, WA
	age	75
visits	member for	1 year, 8 months
	seen	Nov 1 '11 at 3:27
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9 Questions

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21	In a family with two children, what are the chances, if one of the children is a girl, that both children are girls?
14	What is limit of $\sum \limits_{n=0}^{\infty}\frac{1}{(2n)!} $?
4	2 slightly different situations in which 2 coins are tossed. Does the knowledge of an observer effect the probabilities of the outcomes?
4	Is Knopp's “Theory and Application of Infinite Series” out of date?
3	True?: Let $(n, m)$ be an arbitrary Amicable Pair. Then $n$ is odd iff its last digit is $5$

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+5	True?: Let $(n, m)$ be an arbitrary Amicable Pair. Then $n$ is odd iff its last digit is $5$
+10	In a family with two children, what are the chances, if one of the children is a girl, that both children are girls?
+20	What is limit of $\sum \limits_{n=0}^{\infty}\frac{1}{(2n)!} $?
+5	Is Knopp's “Theory and Application of Infinite Series” out of date?

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0 number-theory × 4	0 faq
0 sequences-and-series × 3	0 limit
0 probability × 2

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$Mathematics$	Mathematics	180 rep	19
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