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 No new posts Prove that they are equal  
INMO 2000 Problem 3
Rushil   11    6092    Mon Oct 12, 2009 10:20 pm 
manosij View latest post
 Locked 
 No new posts Functional equation   jackie-chan01   1    746    Fri Jul 24, 2009 7:57 pm 
lambruscokid View latest post
 No new posts periodic function   RohanSingh   1    439    Wed Jul 22, 2009 9:09 am 
rachid View latest post
 No new posts [ Popular ] Functional equation, IMO 1997 Shortlist  
IMO Shortlist 1997, Q22
Goto pageGoto page: 1, 2 ]
Arne   27    7432    Sat Jun 20, 2009 4:54 am 
trigg View latest post
 No new posts f(x^3 + y^3) = x^2 f(x) + yf(y^2)  
14-th Macedonian Mathematical Olympiad 2007
N.T.TUAN   16    7238    Tue May 26, 2009 7:35 pm 
mlequi View latest post
 No new posts eqs   Mitzah   5    3309    Sun Feb 15, 2009 12:00 am 
Agr_94_Math View latest post
 No new posts Equation (2)   jensen   7    4402    Tue Jan 20, 2009 1:21 pm 
Conficius View latest post
 No new posts Polynomial  
17-th Iranian Mathematical Olympiad 1999/2000; 6th German TST 2005, problem 2
Arne   13    3433    Sat Jan 03, 2009 2:00 pm 
xxp2000 View latest post
 No new posts An easy equation   Chocolate M&M   9    5254    Wed Dec 31, 2008 7:55 pm 
Differ View latest post
 No new posts Easy polynomial  
1991 BMO #2
gotztahbeazn   6    4831    Tue Oct 07, 2008 4:48 am 
aadil View latest post
 No new posts Sequence   Chocolate M&M   8    3905    Tue Oct 07, 2008 4:47 am 
aadil View latest post
 No new posts f(f(n)) = n + k   orl   6    3296    Tue Aug 26, 2008 10:59 am 
Math pro View latest post
 No new posts Diophantine equation   Arne   5    2393    Tue Jul 15, 2008 10:15 pm 
Brut3Forc3 View latest post
 No new posts Bulgaria 1996   iandrei   4    3950    Tue Jun 03, 2008 4:52 am 
Myth View latest post
 No new posts Limit of sum of digits?   harazi   6    2279    Fri May 30, 2008 12:53 am 
gagan_goku View latest post
 No new posts Nice function   harazi   3    3724    Sat May 10, 2008 8:38 am 
rahulakaneo View latest post
 No new posts Map   grobber   7    3205    Fri Apr 04, 2008 5:19 am 
krassi_holmz View latest post
 No new posts Put nam problem   hxtung   4    2813    Mon Mar 31, 2008 8:40 am 
Ji Chen View latest post
 No new posts Sequence cannot be 0  
Unknown
StRyKeR   2    1765    Sat Mar 22, 2008 1:22 am 
watchcatno1 View latest post
 No new posts functional equation  
an old (morocco)
arkhammedos   6    3548    Thu Feb 21, 2008 7:12 pm 
olorin View latest post
 No new posts a functional equation  
IMO 1994, Problem 5, IMO Shortlist 1994, A3
galois   3    3790    Thu Feb 07, 2008 1:05 pm 
edriv View latest post
 No new posts f:\mathbb{R}\to\mathbb{R}  
increasing function.
quangpbc   1    1727    Tue Sep 11, 2007 7:09 am 
pco View latest post
 No new posts Polynomial division  
USAMO 1992
MithsApprentice   2    2546    Fri Aug 17, 2007 8:46 pm 
calc rulz View latest post
 Locked 
 No new posts erdos theorem (hard)   othman   1    2250    Wed Jul 11, 2007 8:02 am 
N.T.TUAN View latest post
 No new posts Attachment IMO ShortList 1999, algebra problem 5  
IMO ShortList 1999, algebra problem 5
orl   10    5904    Tue Jul 10, 2007 1:37 am 
cckek View latest post
 No new posts FE 4  
"Functional equations" by BJ Venkatachala
Arne   3    2791    Sat Jul 07, 2007 10:11 am 
aviateurpilot View latest post
 Locked 
 No new posts Sin and cos   Yosh...   1    1959    Fri Jun 29, 2007 4:04 am 
mathmanman View latest post
 No new posts 1 + x + x^2 + ... + x^(p-1) irreducible over q?   Kalle   9    5380    Sat Jun 23, 2007 12:14 pm 
jmerry View latest post
 No new posts Equation   Lovasz   11    5736    Sat May 12, 2007 10:16 pm 
VANCHANH123 View latest post
 No new posts Waring for three variables ????????????  
my notes
manlio   6    5039    Fri May 04, 2007 8:48 am 
solyaris View latest post
 No new posts Functional equation  
Canada 2002
shobber   8    4157    Thu Apr 26, 2007 3:45 am 
Arne View latest post
 No new posts P(1/x) * P(x) >= 1 for x = 1 ==> also for every x > 0  
Arthur Engel, intended German TST problem 2004; Baltic Way 2004, problem 2
darij grinberg   11    7195    Mon Apr 23, 2007 7:27 am 
N.T.TUAN View latest post
 Locked 
 No new posts rational property   hien   1    1704    Sat Apr 21, 2007 10:47 am 
mathmanman View latest post
 No new posts [MOP] Polynomial with integer roots   ar2rd   3    2142    Fri Apr 20, 2007 3:31 am 
mathmanman View latest post
 No new posts Sequence  
Iran 2002
Omid Hatami   4    3241    Thu Apr 12, 2007 1:29 am 
TomciO View latest post
 No new posts Simplify Trig Sine   sylow_theory   5    2501    Sun Apr 08, 2007 8:03 am 
sylow_theory View latest post
 No new posts Super-Inequality   harazi   9    4445    Wed Apr 04, 2007 1:20 am 
Ji Chen View latest post
 Locked 
 No new posts m|n   HUY VAN   1    1577    Sun Mar 25, 2007 12:45 am 
mathmanman View latest post
 Locked 
 No new posts Integer sequence  
a_{a_n}=n
Goblin   1    1703    Sat Mar 17, 2007 11:17 am 
mathmanman View latest post
 No new posts Question Factoring  
Try this
drake81   3    1261    Fri Mar 02, 2007 4:48 pm 
eternalbliss View latest post
 No new posts Geometric progression  
Canada 1972, Problem 10
chess64   3    2528    Wed Feb 21, 2007 2:53 pm 
olorin View latest post
 No new posts Familiar   chien than   1    1605    Sat Feb 10, 2007 6:08 pm 
olorin View latest post
 No new posts A function and some questions   harazi   8    4278    Tue Jan 02, 2007 10:52 am 
olorin View latest post
 No new posts what would n have to be before 4(n*n) > 6n(n-1)?   unclepauly   2    2052    Wed Dec 27, 2006 11:32 am 
unclepauly View latest post
 No new posts functional equation with continous function  
tuymaada 2003
Megus   2    2475    Mon Nov 27, 2006 11:03 am 
iura View latest post
 No new posts series pb nr 1   Mitzah   2    2817    Thu Nov 09, 2006 3:57 pm 
b-flat View latest post
 No new posts P(x)=a_nx^n+...   jensen   5    3330    Fri Oct 27, 2006 11:30 pm 
RIP View latest post
 No new posts divides  
Internet
hxtung   15    5611    Mon Oct 23, 2006 10:01 am 
perfect_radio View latest post
 No new posts Minimal number of roots   Namdung   8    3878    Sun Oct 22, 2006 3:37 am 
Myth View latest post
 No new posts Help!   neelnal   2    1731    Fri Oct 06, 2006 10:11 am 
mathmanman View latest post
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