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No unread posts Triangle area

Denis

2

6949

Wed, 26 Sep 2007 20:42:21 UTC

bugzpodder View the latest post

No unread posts chess board

Matt

2

7368

Tue, 25 Sep 2007 16:09:33 UTC

robbwrr View the latest post

No unread posts polynomial (2)

Matt

1

5979

Sun, 23 Sep 2007 04:32:30 UTC

commutative View the latest post

No unread posts Calculus (6)

commutative

0

5165

Sun, 23 Sep 2007 01:54:52 UTC

commutative View the latest post

No unread posts elementary number theory

Matt

4

8394

Sat, 22 Sep 2007 18:04:13 UTC

Denis View the latest post

No unread posts billiards anyone?

Denis

6

9789

Fri, 21 Sep 2007 17:43:49 UTC

Denis View the latest post

No unread posts Relatively Prime Numbers And Unimodular Matrix

commutative

3

8912

Sat, 15 Sep 2007 08:13:54 UTC

Opalg View the latest post

No unread posts Plain plane question

Denis

6

12359

Thu, 6 Sep 2007 02:44:11 UTC

jw View the latest post

No unread posts On finite symmetric groups

Shadow

5

9471

Wed, 5 Sep 2007 16:22:36 UTC

Shadow View the latest post

No unread posts Solve the following formula

jgallet

3

8290

Thu, 30 Aug 2007 20:02:31 UTC

Denis View the latest post

No unread posts Fairly interesting probabilty problem

alstat

2

7050

Sun, 26 Aug 2007 20:37:45 UTC

alstat View the latest post

No unread posts proof

Denis

4

8457

Wed, 18 Jul 2007 13:20:56 UTC

Denis View the latest post

No unread posts Cube Counting

Numbers

3

8339

Tue, 10 Jul 2007 20:54:04 UTC

sean39 View the latest post

No unread posts Perimeters

Denis

3

8055

Wed, 4 Jul 2007 13:14:43 UTC

robbwrr View the latest post

No unread posts Crossings

Denis

5

8817

Sun, 1 Jul 2007 19:12:32 UTC

Denis View the latest post

No unread posts Age fun

Denis

2

6849

Tue, 26 Jun 2007 19:49:18 UTC

Denis View the latest post

No unread posts Proposed problems messiah!

Ilaggoodly

1

6118

Sun, 24 Jun 2007 03:01:35 UTC

Matt View the latest post

No unread posts Quantifier Riddle

Ilaggoodly

5

9044

Fri, 22 Jun 2007 23:29:04 UTC

Ilaggoodly View the latest post

No unread posts Pirate's treasure

bbridge

1

8709

Mon, 14 May 2007 02:45:29 UTC

Soroban View the latest post

No unread posts How do I verify triple integrals?

zetaprime

0

5773

Tue, 24 Apr 2007 18:08:40 UTC

zetaprime View the latest post

No unread posts Elementary Number Theory (3)

commutative

0

4993

Thu, 12 Apr 2007 09:29:31 UTC

commutative View the latest post

No unread posts Calculus (5)

commutative

1

5823

Mon, 2 Apr 2007 19:01:39 UTC

kommodorekerz View the latest post

No unread posts divisible by 5 again

Matt

1

6164

Sun, 1 Apr 2007 23:48:56 UTC

commutative View the latest post

No unread posts minimum value

Matt

2

7475

Mon, 26 Mar 2007 17:19:45 UTC

robbwrr View the latest post

No unread posts A Residue Calculation

zetaprime

1

5896

Mon, 26 Mar 2007 14:24:24 UTC

zetaprime View the latest post

No unread posts divisible by 5

Matt

3

7307

Sun, 25 Mar 2007 14:59:24 UTC

bird_of_paradox View the latest post

No unread posts some function

Matt

1

5632

Sat, 24 Mar 2007 23:50:47 UTC

kommodorekerz View the latest post

No unread posts Combinatorial identity

Alex. Lupas

0

5030

Sat, 24 Mar 2007 08:41:45 UTC

Alex. Lupas View the latest post

No unread posts Range of A Function

commutative

4

7644

Sat, 24 Mar 2007 05:56:31 UTC

kommodorekerz View the latest post

No unread posts Calculus (4)

commutative

3

7133

Wed, 21 Mar 2007 09:23:06 UTC

kommodorekerz View the latest post

No unread posts A few related problems (Number Theory)

Shadow

5

9504

Sat, 17 Mar 2007 06:03:49 UTC

chuckywang View the latest post

No unread posts An interesting IDE

zetaprime

2

6167

Thu, 15 Mar 2007 09:18:53 UTC

zetaprime View the latest post

No unread posts Elementary Number Theory (2)

commutative

5

8455

Wed, 14 Mar 2007 21:24:49 UTC

quirk View the latest post

No unread posts A Binomial Thought

Shadow

3

7446

Tue, 13 Mar 2007 22:06:45 UTC

Alex. Lupas View the latest post

No unread posts complex numbers & convergence

kommodorekerz

7

10136

Tue, 13 Mar 2007 16:47:44 UTC

bugzpodder View the latest post

No unread posts a lemma

kangaroo

0

4989

Mon, 12 Mar 2007 05:34:16 UTC

kangaroo View the latest post

No unread posts Graphing problem

RDelaney

1

5873

Fri, 9 Mar 2007 23:26:28 UTC

RDelaney View the latest post

No unread posts polynomial

[ Go to pageGo to page: 1, 2 ]

kommodorekerz

17

20356

Thu, 8 Mar 2007 19:24:32 UTC

kommodorekerz View the latest post

No unread posts Calculus (3)

commutative

0

5085

Wed, 7 Mar 2007 02:33:12 UTC

commutative View the latest post

No unread posts Aquifer Flow Calculation (Darcy's Law)

codezero

0

5717

Tue, 6 Mar 2007 01:13:11 UTC

codezero View the latest post

No unread posts Building prime

simple

7

10310

Sun, 4 Mar 2007 21:28:02 UTC

simple View the latest post

No unread posts 9 - surface in 3D

Matt

7

10069

Sun, 4 Mar 2007 15:52:20 UTC

zetaprime View the latest post

No unread posts Diff Eq Of Order n

commutative

3

6249

Sat, 24 Feb 2007 14:24:16 UTC

kommodorekerz View the latest post

No unread posts limit point

bugzpodder

5

7595

Wed, 21 Feb 2007 17:47:24 UTC

kommodorekerz View the latest post

No unread posts closed

bugzpodder

1

4911

Tue, 20 Feb 2007 11:55:11 UTC

Opalg View the latest post

No unread posts Calculus (2)

commutative

1

5259

Sun, 18 Feb 2007 20:42:46 UTC

Zathras View the latest post

No unread posts Easy one!

kommodorekerz

2

5703

Tue, 13 Feb 2007 22:39:15 UTC

kommodorekerz View the latest post

No unread posts Simple problem

Milo7717

2

6649

Wed, 7 Feb 2007 19:05:22 UTC

skipjack View the latest post

No unread posts Probability--Infinite Product

Zathras

3

6394

Tue, 6 Feb 2007 16:43:47 UTC

kommodorekerz View the latest post

No unread posts Elementary Number Theory (1)

commutative

4

7221

Mon, 29 Jan 2007 13:32:37 UTC

robbwrr View the latest post

No unread posts Binomial Inversion Formula - Part II

commutative

1

6243

Mon, 22 Jan 2007 11:41:16 UTC

Opalg View the latest post

No unread posts natural numbers

Matt

3

8198

Mon, 22 Jan 2007 10:34:35 UTC

qleak View the latest post

No unread posts Binomial Inversion Formula

commutative

2

7023

Thu, 18 Jan 2007 21:20:39 UTC

commutative View the latest post

No unread posts 5 - Trig Inequality

commutative

2

6762

Thu, 18 Jan 2007 18:50:53 UTC

commutative View the latest post

No unread posts Sequences With n^2 + 1 Elements

commutative

1

5204

Wed, 10 Jan 2007 17:34:03 UTC

robbwrr View the latest post

No unread posts On An Inequality From Alex Lupas

commutative

1

5781

Mon, 8 Jan 2007 20:39:29 UTC

Opalg View the latest post

No unread posts Perfect Square

commutative

4

7747

Sun, 7 Jan 2007 05:33:26 UTC

commutative View the latest post

No unread posts 7-very simple probability

qleak

4

7437

Sat, 6 Jan 2007 19:11:41 UTC

qleak View the latest post

No unread posts shortest solution

bugzpodder

8

10158

Sat, 6 Jan 2007 02:11:20 UTC

commutative View the latest post

No unread posts Divisibility of Integers

awesomej01

3

6333

Fri, 5 Jan 2007 00:47:37 UTC

commutative View the latest post

No unread posts Sequences

Nith Laksmey

4

8015

Sun, 31 Dec 2006 03:00:48 UTC

Soroban View the latest post

No unread posts An Ugly Integral

commutative

0

4563

Mon, 25 Dec 2006 04:09:45 UTC

commutative View the latest post

No unread posts Divisibility

commutative

5

7495

Thu, 21 Dec 2006 19:42:48 UTC

robbwrr View the latest post

No unread posts Series

commutative

2

5329

Sun, 17 Dec 2006 14:05:51 UTC

commutative View the latest post

No unread posts Arithmetic progression question

darker_majin17

2

5756

Tue, 12 Dec 2006 17:45:49 UTC

darker_majin17 View the latest post

No unread posts A Trig Equation!

commutative

4

7030

Sun, 10 Dec 2006 20:55:54 UTC

commutative View the latest post

No unread posts A Curious Sequence!

commutative

2

5569

Fri, 1 Dec 2006 04:19:06 UTC

commutative View the latest post

No unread posts Convergent Or Divergent?

commutative

2

5726

Wed, 29 Nov 2006 07:01:32 UTC

commutative View the latest post

No unread posts 8 - lattice points

bugzpodder

2

5634

Wed, 29 Nov 2006 05:05:52 UTC

robbwrr View the latest post

No unread posts 1 - warm up?

Matt

5

9138

Sat, 25 Nov 2006 15:00:27 UTC

bugzpodder View the latest post

No unread posts always almost invertible

Matt

2

6328

Tue, 21 Nov 2006 02:54:03 UTC

Matt View the latest post

No unread posts Problem of the Week - 24/07/2006

Shadow

10

11902

Thu, 16 Nov 2006 23:57:49 UTC

robbwrr View the latest post

No unread posts A Sequence

commutative

2

5466

Thu, 16 Nov 2006 05:15:09 UTC

commutative View the latest post

No unread posts Trig Inequality - Part II

commutative

0

4274

Tue, 14 Nov 2006 12:19:11 UTC

commutative View the latest post

No unread posts Equality

Nith Laksmey

1

4932

Sat, 11 Nov 2006 22:08:02 UTC

Opalg View the latest post

No unread posts Integers

Nith Laksmey

1

5190

Thu, 9 Nov 2006 10:16:01 UTC

commutative View the latest post

No unread posts 6 - Putnam 2000

commutative

4

6905

Wed, 8 Nov 2006 01:57:59 UTC

commutative View the latest post

No unread posts 2 - An interesting problem

qleak

2

5845

Tue, 7 Nov 2006 12:26:46 UTC

qleak View the latest post

No unread posts 4 - all entries are zero

Matt

1

5375

Wed, 1 Nov 2006 09:28:20 UTC

Opalg View the latest post

No unread posts 3- touching circles

Opalg

2

8923

Wed, 1 Nov 2006 05:58:47 UTC

Matt View the latest post

No unread posts A new beginning....

helmut

0

6268

Sun, 29 Oct 2006 05:53:42 UTC

helmut View the latest post

No unread posts Problem of the Week - 27/08/2006

Shadow

8

12054

Tue, 29 Aug 2006 12:07:44 UTC

commutative View the latest post

No unread posts Problem of the Week - 14/08/2006

Shadow

0

4903

Tue, 15 Aug 2006 16:24:25 UTC

Shadow View the latest post

No unread posts Problem of the Week - 07/08/2006

Shadow

2

5717

Thu, 10 Aug 2006 16:28:10 UTC

Shadow View the latest post

No unread posts Problem of the Week - 17/17/2006

Shadow

3

6722

Fri, 21 Jul 2006 01:08:22 UTC

Kwyjibo View the latest post

No unread posts Please read: Australian Math Olympiad

helmut

5

11185

Wed, 14 Jun 2006 11:51:55 UTC

PiDeltaPhi View the latest post

This topic is locked, you cannot edit posts or make further replies. If this topic is marked as unread I need some suggestions

Shadow

9

13732

Sun, 16 Apr 2006 05:43:10 UTC

Shadow View the latest post

No unread posts Problem of the Week - 26/02/2006

Shadow

12

14971

Fri, 24 Mar 2006 16:16:03 UTC

Kwyjibo View the latest post

No unread posts Problem of the Week - 23/10/2005

[ Go to pageGo to page: 1, 2 ]

Shadow

17

24892

Wed, 22 Feb 2006 18:43:56 UTC

robbwrr View the latest post

No unread posts Problem of the Week - 19/02/2006

Shadow

5

9479

Mon, 20 Feb 2006 20:28:42 UTC

Shadow View the latest post

No unread posts Problem of the Week - 16/01/2005

Shadow

2

7488

Mon, 16 Jan 2006 23:55:20 UTC

cthompson View the latest post

No unread posts Problems of the Week - 15/05/2005

[ Go to pageGo to page: 1, 2, 3, 4 ]

Shadow

50

52260

Fri, 13 Jan 2006 04:09:00 UTC

Marvin_M View the latest post

No unread posts Problem of the Week - 20/11/2005

Shadow

8

12762

Thu, 24 Nov 2005 15:16:03 UTC

qleak View the latest post

No unread posts Problem of the Week - 13/11/2005

Shadow

0

5789

Mon, 14 Nov 2005 13:58:10 UTC

Shadow View the latest post

No unread posts Problem of the Week - 29/10/2005

Shadow

10

13120

Sun, 13 Nov 2005 15:07:36 UTC

shmoe View the latest post

No unread posts Problem of the Week - 02/10/2005

Shadow

8

13360

Sat, 29 Oct 2005 05:05:23 UTC

Marvin_M View the latest post

No unread posts Problem of the Week - 07/08/2005

Shadow

10

14611

Mon, 24 Oct 2005 18:10:56 UTC

robbwrr View the latest post

No unread posts Problem of the Week - 04/09/2005

[ Go to pageGo to page: 1, 2 ]

Shadow

15

21684

Thu, 20 Oct 2005 21:42:39 UTC

schwenn View the latest post

No unread posts Problem of the Week - 09/10/2005

Shadow

7

11515

Wed, 19 Oct 2005 04:02:03 UTC

heardie View the latest post

No unread posts Problem of the Week - 18/09/2005

Shadow

14

17223

Wed, 21 Sep 2005 15:07:36 UTC

qleak View the latest post

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