Rick Decker

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3,246 reputation

2626

bio	website	127.0.0.1
	location	Clinton, NY
	age	67
visits	member for	1 year
	seen	2 days ago
stats	profile views	279

Where are we going and why are we in this handbasket?

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162 Answers

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12	List of interesting integrals for early calculus students
12	Funny identities
7	Are there any secure ciphers you can use without a computer?
5	How do you find a corresponding recurrence relation for some random algorithm?
5	Doubt on simplifying logarithms

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3,246 Reputation

+25	find the largest integer less than a number
+25	Push Down Automata which has 2 stacks
+10	Proving that every prime $p > 2$ satisfies $p \bmod 8 = r$ for some $r\in \{1,3,5,7\}$
-2	Solving recurrence relation of form $T(n/2 + c)$

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7 Questions

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16	Swatting flies with a sledgehammer
6	Solutions of $p!q! = r!$
3	Visibility of the surface of a sphere
2	Generating all positive integers from three operations
2	Finding the area of an annulus with one measurement

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97 Tags

33 homework × 29	16 recurrence-relations × 14
31 algorithms × 21	15 graph-theory × 11
24 combinatorics × 15	14 trigonometry × 6
22 number-theory × 8	13 computational-complexity × 10
17 algebra-precalculus × 14	13 logic × 10

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1 Account

$Mathematics Stack Exchange$

Mathematics

3,246 rep

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