Art of Problem Solving Forum

Our Precalculus course starts on Dec. 4. Master trig, complex numbers, and vectors and matrices in 2 and 3 dimensions. Click here to enroll today!

The time now is Fri Nov 20, 2009 11:33 pm
All times are UTC - 8

View posts since last visit
View unanswered posts

Board Announcements			Author	Replies	Views	Last Post
		Linguistics Math Jam Announcement end: Today, at 11:59 pm [ Site & General Information » Questions, Suggestions, & Announcements ]	rrusczyk	18	1156	Today, at 7:00 pm rrusczyk

Number Theory Open Questions

Moderators: High School Olympiad Moderators, amfulger, Arne, darij grinberg, freemind, harazi, Megus, N.T.TUAN, orl, pbornsztein, ZetaX

Home » Olympiad Section » Number Theory » Number Theory Open Questions

574 Topics • Page 1 of 12 • 1, 2, 3, ..., 10, 11, 12 Next

Announcements			Author	Replies	Views	Last Post
		Zero tolerance Common sense! (enough is enough)	ZetaX	0	1423	Tue Feb 27, 2007 7:13 am ZetaX

Topics		Author	Replies	Views	Last Post
	Distinct powers of 3, 4, and 5	sdkudrgn88	2	208	Tue Nov 10, 2009 2:56 pm sdkudrgn88
	fermat's last theorem help me..	leelz	2	137	Tue Nov 10, 2009 8:22 am leelz
	own(?)	shoki	1	268	Sat Nov 07, 2009 4:33 am wauwau
	Sum of factors be n-1	libojie	3	260	Thu Nov 05, 2009 5:54 pm sdkudrgn88
	Integer Factorization with q < 2p	mgb	1	153	Fri Oct 30, 2009 10:53 am mgb
	What's your favorite problem in Number Theory?	KDS	7	770	Wed Oct 28, 2009 4:01 am srinath.r
	p_i divides (all others -1) a cyclic divisibility between primes	bboypa	1	395	Tue Oct 27, 2009 6:22 am maxal
	Integers	Zaq	1	140	Thu Oct 22, 2009 8:05 am Rust
	number of primes in sequence	rex88	1	158	Wed Oct 21, 2009 7:05 am fuzzypeg
	3 consecutive numbers being (nontrivial) powers	rex88	5	248	Wed Oct 21, 2009 2:55 am rex88
	powers starting with 1111...1 in decimal	rex88	4	208	Mon Oct 19, 2009 2:24 pm t0rajir0u
	problem with primes in intervals	rex88	2	134	Mon Oct 19, 2009 12:28 pm rex88
	Two "coprime" polynomials	Thomas B	2	123	Mon Oct 19, 2009 8:56 am Thomas B
	Prove or disprove? A number theoric inequality	Mashimaru	1	160	Sat Oct 17, 2009 5:19 am PhilG
	Equality with factorial: m(m+1)(m+2)=n!	EUCLA	4	519	Fri Oct 16, 2009 2:26 pm jestrada
	d is a power of 10 tornament of town 2001 --q5	b555	1	209	Thu Oct 08, 2009 11:01 am pco
	rearrange the digits of 2^n in base k	KMK00009	3	312	Tue Oct 06, 2009 5:25 am zugzwang
	Any even number difference of 2 primes?	yrudoy	3	341	Sun Sep 27, 2009 9:14 pm srinath.r
	Find the squares of the form ODS	Ulanbek_Kyzylorda KTL	2	243	Tue Sep 22, 2009 10:05 am PhilG
	Guessing two numbers	yggdrasil	1	230	Tue Sep 15, 2009 4:26 am shoki
	integers ...	Ulanbek_Kyzylorda KTL	5	253	Sat Sep 12, 2009 9:08 am mihai miculita
	sum of the digits = base base 10 and 2	Georg-A.	1	372	Thu Sep 10, 2009 10:39 am t0rajir0u
	3k+2 can never be square	Matharith	7	938	Mon Sep 07, 2009 7:30 am Bugi
	Floor function and combinatorics...	manjil	4	259	Mon Sep 07, 2009 5:12 am Ravi B
	Powers of a rational number	Thomas B	2	225	Sat Sep 05, 2009 2:39 am Thomas B
	Composite number	srinath.r	6	244	Sat Sep 05, 2009 2:29 am pco
	Cubing the digits	asdf4	6	339	Sun Aug 30, 2009 1:53 pm asdf4
	Can you help me with this? own	csj7481	1	203	Thu Aug 27, 2009 10:33 pm PhilG
	factored polynomials that differ by one Find the highest degree polynmials that factorise over integers and differ by one	PhilG	2	244	Mon Aug 24, 2009 11:56 am PhilG
	first n primes are all not primitive roots	andersonw	3	267	Sun Aug 23, 2009 9:02 pm t0rajir0u
	sum 1\a_i <c.	Allnames	2	312	Thu Aug 20, 2009 11:39 pm Allnames
	Primitive roots. for any non-square natural number n	Nomadism	1	198	Thu Aug 20, 2009 12:55 am Ahwingsecretagent
	Natural numbers	Ulanbek_Kyzylorda KTL	1	243	Fri Aug 14, 2009 1:18 am pco
	The formula of the sum	albertgo	2	265	Tue Aug 11, 2009 8:51 pm jmerry
	inequality with primes	Jure the frEEEk	3	297	Sun Aug 09, 2009 12:26 am Jure the frEEEk
	Elementary problem Divisibility	omegatheo	1	345	Sat Aug 08, 2009 3:13 pm Jure the frEEEk
	lower bound for binomail coeficient	Jure the frEEEk	0	256	Fri Aug 07, 2009 12:20 am Jure the frEEEk
	Find all polynomials p(x) satisfying the condition: Bulgarian Mathematical Olympiad 1976, IV Round	Ulanbek_Kyzylorda KTL	2	357	Thu Aug 06, 2009 6:05 am pco
	find all(p,m,n)	mohammad reza	1	284	Thu Jul 30, 2009 6:47 am shoki
	find abijection between c1 and c2	mibuon	1	210	Wed Jul 29, 2009 10:02 pm Fermat's Little Turtle
	8 theorems on limit and radical function Thank you!	Taoli	0	372	Sat Jul 25, 2009 1:22 pm Taoli
	a note on Fermatls last theorem There is five theorems as results in this manuscript	Taoli	2	372	Fri Jul 24, 2009 2:02 am Taoli
	Related to a russian problem Harazi	harazi	2	1729	Thu Jul 23, 2009 7:56 am Bojan Basic
	a fresh:\|x\|>\|z-y\|	Taoli	7	496	Tue Jul 21, 2009 9:58 am Taoli
	prime numbers p,q p & q	Ulanbek_Kyzylorda KTL	5	673	Tue Jul 21, 2009 2:45 am Bugi
	Board	luiseduardo	2	248	Mon Jul 20, 2009 3:29 pm luiseduardo
	God, Fermat, Bless me! Short proof of Fermat's last theorem.	Taoli	0	511	Sun Jul 19, 2009 9:14 am Taoli
	phi(n) \| n-1	ElChapin	2	293	Sat Jul 18, 2009 2:06 pm ElChapin
	reciprocals of log p	bambaman	2	498	Sat Jul 11, 2009 12:35 am Taidoka-X
	A note on Fermat's last theorem	Taoli	12	695	Mon Jul 06, 2009 6:41 pm Taoli
Display topics from previous: Sort by:

574 Topics • Page 1 of 12 • 1, 2, 3, ..., 10, 11, 12 Next

Home » Olympiad Section » Number Theory » Number Theory Open Questions

Jump to:

Who is Online
	Users browsing this forum: 0 Registered, 0 Hidden and 1 Guest Registered Users: None
	Legend: [ Administrator ][ Moderator ][ User ][ Bot ]

	New posts			Announcement
	No new posts			Sticky
	Popular			Event
	Locked			Moved
	You have posted in this topic

You cannot post new topics in this forum
You cannot reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum
You cannot vote in polls in this forum
You cannot attach files in this forum
You can download files in this forum
You cannot post calendar events in this forum