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Topics or Albums
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Last Post
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Stanford grad - applying
Anybody know any details?
[ Other Topics » College ] |
mnbvccxz |
0
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7
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Yesterday, at 11:26 pm
mnbvccxz  |
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Problem in Alcumus
[ Alcumus » Alcumus ] |
dragon96 |
0
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4
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Yesterday, at 11:15 pm
dragon96 |
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Sum of the Digits of $p^k$
[ Olympiad Section » Number Theory » Number Theory Proposed & Own Problems ] |
pmvald |
0
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16
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Yesterday, at 11:08 pm
pmvald |
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trigonometry cos
[ Olympiad Section » Algebra » Algebra Unsolved Problems ] |
aktyw19 |
0
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24
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Yesterday, at 10:23 pm
aktyw19 |
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An inequality problem about a sequence!
[ Olympiad Section » Inequalities » Inequalities Proposed & Own Problems ] |
vuthailuan |
0
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27
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Yesterday, at 10:00 pm
vuthailuan |
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An NT problem
[ Olympiad Section » Number Theory » Number Theory Unsolved Problems ] |
idontthinkso |
0
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25
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Yesterday, at 8:46 pm
idontthinkso |
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Vestavia High Math Tourney 09
whos going
[ National & Local Communities » North America » Alabama ] |
hurdler |
0
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10
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Yesterday, at 7:53 pm
hurdler |
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Trigonometry equations
[ Mathematics » High School Basics (Ages 12-16) ] |
akma327 |
0
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32
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Yesterday, at 6:27 pm
akma327 |
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Geometry
Cyclic Quadrilater and its Arcs
[ Mathematics » High School Basics (Ages 12-16) ] |
jackfeng6 |
0
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16
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Yesterday, at 5:14 pm
jackfeng6 |
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Geometry
Cyclic Quadrilater and its Arcs
[ Mathematics » High School Basics (Ages 12-16) ] |
jackfeng6 |
0
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14
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Yesterday, at 5:14 pm
jackfeng6 |
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Integration by substitution for multiple variables
[ College Playground » Calculus - Real Analysis » Unsolved and Proposed Problems ] |
edgar01 |
0
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21
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Yesterday, at 3:14 pm
edgar01 |
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Resources
reporting errors?
[ Site & General Information » Questions, Suggestions, & Announcements ] |
PowerOfPi |
0
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17
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Yesterday, at 12:49 pm
PowerOfPi |
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Tensor
[ College Playground » Superior Algebra - Groups, Fields, Rings, Ideals » Unsolved and Proposed Problems ] |
smith09 |
0
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38
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Yesterday, at 12:17 pm
smith09 |
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zero divisors, units, nilpotents
[ College Playground » Superior Algebra - Groups, Fields, Rings, Ideals » Unsolved and Proposed Problems ] |
polinezja |
0
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36
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Yesterday, at 11:59 am
polinezja |
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boundary value problem
[ College Playground » Calculus - Real Analysis » Unsolved and Proposed Problems ] |
charikaar |
0
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43
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Yesterday, at 9:05 am
charikaar |
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in how many ways
[ Olympiad Section » Algebra » Algebra Unsolved Problems ] |
AndrewTom |
0
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37
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Yesterday, at 8:50 am
AndrewTom |
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Lassiter Invitational
[ National & Local Communities » North America » Georgia ] |
Math Geek |
0
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36
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Yesterday, at 8:37 am
Math Geek |
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Degree sequence
Bollobas
[ Olympiad Section » Combinatorics » Combinatorics Unsolved Problems ] |
limes123 |
0
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37
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Yesterday, at 8:23 am
limes123 |
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MEANTo
[ National & Local Communities » North America » Texas ] |
007math |
0
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14
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Yesterday, at 8:16 am
007math |
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Hard Problem about prime numbers..
Difficult sumation of set elements and product of prime numbers
[ College Playground » Calculus - Real Analysis » Unsolved and Proposed Problems ] |
tugaben |
0
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41
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Yesterday, at 8:02 am
tugaben |
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sin
[ College Playground » Calculus - Real Analysis » Calculus Computations and Tutorials ] |
ye109 |
0
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46
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Yesterday, at 6:41 am
ye109 |
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completly reducible
[ College Playground » Matrix - Linear Algebra » Unsolved and Proposed Problems ] |
flowers |
0
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20
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Yesterday, at 6:37 am
flowers |
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Integer points on Ochoa's curve
[ Olympiad Section » Number Theory » Number Theory Unsolved Problems ] |
MeKnowsNothing |
0
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42
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Yesterday, at 6:21 am
MeKnowsNothing |
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k-tuples
IMO longlist 1979
[ Olympiad Section » Number Theory » Number Theory Unsolved Problems ] |
inio |
0
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42
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Yesterday, at 5:42 am
inio |
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not hard
[ Olympiad Section » Algebra » Algebra Proposed & Own Problems ] |
MJ GEO |
0
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28
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Yesterday, at 5:37 am
MJ GEO |
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Ineq-Ligouras-092
Triangle - by D. M. Milosevic
[ Olympiad Section » Inequalities » Inequalities Proposed & Own Problems ] |
Ligouras |
0
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55
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Yesterday, at 4:32 am
Ligouras |
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Divisors condition with a sequence of primes-
prove that it is bounded
[ Olympiad Section » Number Theory » Number Theory Proposed & Own Problems ] |
Agr_94_Math |
0
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37
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Yesterday, at 3:51 am
Agr_94_Math |
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Carnot's Lemma
[ Olympiad Section » Geometry » Geometry Theorems and Formulas ] |
mathson |
0
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35
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Yesterday, at 3:44 am
mathson |
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Infinite set and finite subset
China 2008 Problem 4
[ Olympiad Section » Number Theory » Number Theory Proposed & Own Problems ] |
Johan Gunardi |
0
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34
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Yesterday, at 3:41 am
Johan Gunardi |
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Similarity of trinagles in a cyclic hexagon ABCDEF
with AD,BE,CF concurrent
[ Olympiad Section » Geometry » Geometry Proposed & Own Problems ] |
Agr_94_Math |
0
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26
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Yesterday, at 3:07 am
Agr_94_Math |
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Nice symmetrical ineqality of n variables (9)
[ Olympiad Section » Inequalities » Inequalities Proposed & Own Problems ] |
fjwxcsl |
0
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60
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Yesterday, at 3:05 am
fjwxcsl |
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Nice symmetrical ineqality of n variables (8)
[ Olympiad Section » Inequalities » Inequalities Proposed & Own Problems ] |
fjwxcsl |
0
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43
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Yesterday, at 2:38 am
fjwxcsl |
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Czech-Polish-Slovak 2004
easy?
[ Olympiad Section » Geometry » Geometry Unsolved Problems ] |
elegant solution |
0
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51
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Yesterday, at 12:17 am
elegant solution |
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2009 MCM Problem B
[ High School Contests & Programs » Other US Contests & Programs » HiMCM & MCM ] |
arbelos08 |
0
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21
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Sat Dec 05, 2009 8:58 pm
arbelos08 |
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Gauss Sum
[ Olympiad Section » Number Theory » Number Theory Unsolved Problems ] |
akech |
0
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66
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Sat Dec 05, 2009 6:06 pm
akech |
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 Restricted sum sets
correct my paper
[ Olympiad Section » Number Theory » Number Theory Theorems and Formulas ] |
Dusanm |
0
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50
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Sat Dec 05, 2009 3:52 pm
Dusanm |
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minimum number of elements in S
[ Olympiad Section » Combinatorics » Combinatorics Proposed & Own Problems ] |
b555 |
0
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31
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Sat Dec 05, 2009 2:28 pm
b555 |
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convexity
[ Olympiad Section » Geometry » Geometry Proposed & Own Problems ] |
b555 |
0
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31
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Sat Dec 05, 2009 2:25 pm
b555 |
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Go
Wanna go GO? Lol
[ High School Contests & Programs » Other Problem Solving Topics » Math & Strategy Games ] |
IDKorean |
0
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21
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Sat Dec 05, 2009 1:57 pm
IDKorean |
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Integrals by G.H.Hardy
[ College Playground » Calculus - Real Analysis » Unsolved and Proposed Problems ] |
Arrigo-Sacchi |
0
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88
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Sat Dec 05, 2009 12:01 pm
Arrigo-Sacchi |
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C vertex
[ Olympiad Section » Geometry » Geometry Unsolved Problems ] |
jrrbc |
0
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54
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Sat Dec 05, 2009 11:51 am
jrrbc |
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Set of Vector Fields on a Riemannian manifold
[ College Playground » Advanced fields » Unsolved and Proposed Problems ] |
zvesda |
0
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31
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Sat Dec 05, 2009 10:44 am
zvesda |
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manifold
[ College Playground » Advanced fields » Unsolved and Proposed Problems ] |
jose80 |
0
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28
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Sat Dec 05, 2009 10:15 am
jose80 |
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Ineq-Ligouras-088
a,b,c
[ Olympiad Section » Inequalities » Inequalities Proposed & Own Problems ] |
Ligouras |
0
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50
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Sat Dec 05, 2009 9:50 am
Ligouras |
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Alcumus Glitch...?
[ Alcumus » Alcumus ] |
xxrxxhxx |
0
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27
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Sat Dec 05, 2009 9:40 am
xxrxxhxx |
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Ineq-Ligouras-087
a,b,c
[ Olympiad Section » Inequalities » Inequalities Proposed & Own Problems ] |
Ligouras |
0
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40
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Sat Dec 05, 2009 9:29 am
Ligouras |
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find Function
[ Olympiad Section » Algebra » Algebra Proposed & Own Problems ] |
MJ GEO |
0
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40
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Sat Dec 05, 2009 8:35 am
MJ GEO |
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How to solve
Korea
[ Olympiad Section » Algebra » Algebra Unsolved Problems ] |
TRAN THAI HUNG |
0
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59
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Sat Dec 05, 2009 7:51 am
TRAN THAI HUNG |
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function.
N*->N*.
[ Olympiad Section » Algebra » Algebra Unsolved Problems ] |
reason |
0
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50
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Sat Dec 05, 2009 7:39 am
reason |
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What this symbol means ?
Symbol in research
[ College Playground » Advanced fields » Unsolved and Proposed Problems ] |
Hidden Scofield |
0
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59
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Sat Dec 05, 2009 5:59 am
Hidden Scofield |
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