Teoria Numerelor

Moderators: Laurian Filip, Filip Chindea, maky, Cosmin Pohoata

New Topic

75 topics

Announcements

Replies

Views

Last post

Regulament

Last post by Filip Chindea « Wed Mar 26, 2008 11:17 pm

by Filip Chindea » Wed Mar 26, 2008 11:17 pm

0 Replies

875 Views

Last post by Filip Chindea
Wed Mar 26, 2008 11:17 pm

Topics

Replies

Views

Last post

Evaluare simpla de parte întreaga, own

Last post by Beniamin Bogosel « Fri Jan 15, 2010 12:16 am
Replies: 3
by Filip Chindea » Sun Mar 02, 2008 1:29 pm

3 Replies

3202 Views

Last post by Beniamin Bogosel
Fri Jan 15, 2010 12:16 am
Ecuatie in numere naturale...

Last post by Beniamin Bogosel « Fri Jan 15, 2010 12:08 am
Replies: 1
by Beniamin Bogosel » Wed Mar 26, 2008 6:10 pm

1 Replies

1541 Views

Last post by Beniamin Bogosel
Fri Jan 15, 2010 12:08 am
Stelele Matematicii Problema 4

Last post by Vlad Matei « Thu Dec 17, 2009 11:01 pm

by Vlad Matei » Thu Dec 17, 2009 11:01 pm

0 Replies

1002 Views

Last post by Vlad Matei
Thu Dec 17, 2009 11:01 pm
IMO 2009 problema 1

Last post by Beniamin Bogosel « Wed Aug 05, 2009 10:05 am
Replies: 1
by Omer Cerrahoglu » Tue Aug 04, 2009 10:39 am

1 Replies

1057 Views

Last post by Beniamin Bogosel
Wed Aug 05, 2009 10:05 am
Divizibilitate

Last post by SNT « Thu Jul 02, 2009 5:05 pm
Replies: 1
by Mateescu Constantin » Wed Jul 01, 2009 4:36 pm

1 Replies

920 Views

Last post by SNT
Thu Jul 02, 2009 5:05 pm
BMO 2009, pb. 1

Last post by salazar « Sun May 03, 2009 4:57 pm
Replies: 4
by Claudiu Mindrila » Sun May 03, 2009 2:48 pm

4 Replies

1429 Views

Last post by salazar
Sun May 03, 2009 4:57 pm
numar prim de forma 4k+1 si ecuatie in nr intregi

Last post by Dragos Fratila « Wed Mar 04, 2009 4:32 pm

by Dragos Fratila » Wed Mar 04, 2009 4:32 pm

0 Replies

884 Views

Last post by Dragos Fratila
Wed Mar 04, 2009 4:32 pm
Ecuatie cubica in numere intregi

Last post by Dragos Fratila « Tue Mar 03, 2009 5:50 pm

by Dragos Fratila » Tue Mar 03, 2009 5:50 pm

0 Replies

994 Views

Last post by Dragos Fratila
Tue Mar 03, 2009 5:50 pm
Problema teoria multimilor!

Last post by maxim bogdan « Fri Jan 02, 2009 12:28 pm

by maxim bogdan » Fri Jan 02, 2009 12:28 pm

0 Replies

1029 Views

Last post by maxim bogdan
Fri Jan 02, 2009 12:28 pm
Sir cu termeni irationali

Last post by Marius Mainea « Sat Dec 27, 2008 2:09 pm

by Marius Mainea » Sat Dec 27, 2008 2:09 pm

0 Replies

840 Views

Last post by Marius Mainea
Sat Dec 27, 2008 2:09 pm
Estimari pentru irationale patratice

Last post by Filip Chindea « Sun Dec 07, 2008 2:52 pm

by Filip Chindea » Sun Dec 07, 2008 2:52 pm

0 Replies

1491 Views

Last post by Filip Chindea
Sun Dec 07, 2008 2:52 pm
Ecuatie in numere intregi

Last post by Filip Chindea « Sat Dec 06, 2008 10:27 pm

by Filip Chindea » Sat Dec 06, 2008 10:27 pm

0 Replies

1394 Views

Last post by Filip Chindea
Sat Dec 06, 2008 10:27 pm
Vizibilitate a punctelor

Last post by Filip Chindea « Sat Nov 22, 2008 8:06 pm

by Filip Chindea » Sat Nov 22, 2008 8:06 pm

0 Replies

1205 Views

Last post by Filip Chindea
Sat Nov 22, 2008 8:06 pm
Congruenta clasica

Last post by Filip Chindea « Tue Sep 23, 2008 8:53 pm
Replies: 1
by Vlad Matei » Tue Sep 23, 2008 3:25 pm

1 Replies

1365 Views

Last post by Filip Chindea
Tue Sep 23, 2008 8:53 pm
IMC 2008 ziua 1 problema 3

Last post by Beniamin Bogosel « Mon Sep 15, 2008 3:23 pm
Replies: 1
by Beniamin Bogosel » Wed Jul 30, 2008 2:22 pm

1 Replies

1281 Views

Last post by Beniamin Bogosel
Mon Sep 15, 2008 3:23 pm
OIM 2008, ziua 1, pb 3

Last post by Claudiu Mindrila « Sat Jul 19, 2008 11:59 pm

by Claudiu Mindrila » Sat Jul 19, 2008 11:59 pm

0 Replies

1588 Views

Last post by Claudiu Mindrila
Sat Jul 19, 2008 11:59 pm
Estimare cu partea fractionara

Last post by Filip Chindea « Sun Jul 13, 2008 9:17 pm
Replies: 1
by Filip Chindea » Sat Jul 12, 2008 8:30 pm

1 Replies

1659 Views

Last post by Filip Chindea
Sun Jul 13, 2008 9:17 pm
Numar de N-uple cu suma multiplu de n

Last post by Filip Chindea « Sun Jul 13, 2008 8:51 pm

by Filip Chindea » Sun Jul 13, 2008 8:51 pm

0 Replies

1452 Views

Last post by Filip Chindea
Sun Jul 13, 2008 8:51 pm
Divizori ai exponentilor in n!

Last post by Filip Chindea « Sun Jul 13, 2008 8:44 pm

by Filip Chindea » Sun Jul 13, 2008 8:44 pm

0 Replies

1247 Views

Last post by Filip Chindea
Sun Jul 13, 2008 8:44 pm
Divizibilitate tip vieta-jumping

Last post by Filip Chindea « Sun Jul 13, 2008 8:42 pm

by Filip Chindea » Sun Jul 13, 2008 8:42 pm

0 Replies

1353 Views

Last post by Filip Chindea
Sun Jul 13, 2008 8:42 pm
Divizibilitate si ecuatie functionala

Last post by Filip Chindea « Sun Jul 13, 2008 8:41 pm

by Filip Chindea » Sun Jul 13, 2008 8:41 pm

0 Replies

1314 Views

Last post by Filip Chindea
Sun Jul 13, 2008 8:41 pm
Exponent al lui 2 in diferenta de combinari

Last post by Filip Chindea « Sun Jul 13, 2008 8:39 pm

by Filip Chindea » Sun Jul 13, 2008 8:39 pm

0 Replies

1248 Views

Last post by Filip Chindea
Sun Jul 13, 2008 8:39 pm
Submultimi si divizibilitate

Last post by Filip Chindea « Sun Jul 13, 2008 8:37 pm

by Filip Chindea » Sun Jul 13, 2008 8:37 pm

0 Replies

1268 Views

Last post by Filip Chindea
Sun Jul 13, 2008 8:37 pm
Divizibilitate si putere perfecta

Last post by Filip Chindea « Sun Jul 13, 2008 8:35 pm

by Filip Chindea » Sun Jul 13, 2008 8:35 pm

0 Replies

1346 Views

Last post by Filip Chindea
Sun Jul 13, 2008 8:35 pm
Divizibilitate standard

Last post by Filip Chindea « Sun Jul 13, 2008 8:33 pm

by Filip Chindea » Sun Jul 13, 2008 8:33 pm

0 Replies

1290 Views

Last post by Filip Chindea
Sun Jul 13, 2008 8:33 pm
Patrate de forma speciala

Last post by Filip Chindea « Sun Jul 13, 2008 7:58 pm
Replies: 2
by Filip Chindea » Sat Jul 12, 2008 8:29 pm

2 Replies

1713 Views

Last post by Filip Chindea
Sun Jul 13, 2008 7:58 pm
Ecuatie in trei variabile (clasica)

Last post by Filip Chindea « Sun Jul 13, 2008 7:57 pm

by Filip Chindea » Sun Jul 13, 2008 7:57 pm

0 Replies

1295 Views

Last post by Filip Chindea
Sun Jul 13, 2008 7:57 pm
Aplicatie clasica

Last post by Filip Chindea « Sat Jul 12, 2008 9:45 pm

by Filip Chindea » Sat Jul 12, 2008 9:45 pm

0 Replies

1268 Views

Last post by Filip Chindea
Sat Jul 12, 2008 9:45 pm
Functie polinomiala asumand ca valori numai cuburi perfecte

Last post by Filip Chindea « Sat Jul 12, 2008 8:26 pm

by Filip Chindea » Sat Jul 12, 2008 8:26 pm

0 Replies

1440 Views

Last post by Filip Chindea
Sat Jul 12, 2008 8:26 pm
m, n naturale

Last post by BogdanCNFB « Fri Jul 04, 2008 3:10 pm

by BogdanCNFB » Fri Jul 04, 2008 3:10 pm

0 Replies

943 Views

Last post by BogdanCNFB
Fri Jul 04, 2008 3:10 pm
Ecuatie diofantica

Last post by Marius Mainea « Thu Jun 26, 2008 10:11 pm
Replies: 1
by Vlad Matei » Thu Jan 03, 2008 12:10 pm

1 Replies

1530 Views

Last post by Marius Mainea
Thu Jun 26, 2008 10:11 pm
Numerele Fermat sunt prime sau pseudoprime in baza 2

Last post by Marius Mainea « Tue Jun 24, 2008 11:05 am
Replies: 1
by Filip Chindea » Sat Dec 29, 2007 10:31 pm

1 Replies

1958 Views

Last post by Marius Mainea
Tue Jun 24, 2008 11:05 am
Ecuatie non-standard

Last post by Marius Mainea « Mon Jun 23, 2008 11:50 pm
Replies: 1
by Filip Chindea » Sun Mar 02, 2008 1:47 pm

1 Replies

1947 Views

Last post by Marius Mainea
Mon Jun 23, 2008 11:50 pm
Din nou teoria aditiva

Last post by Filip Chindea « Fri Jun 20, 2008 8:06 pm
Replies: 1
by Filip Chindea » Fri Jun 13, 2008 9:13 pm

1 Replies

1947 Views

Last post by Filip Chindea
Fri Jun 20, 2008 8:06 pm
Suma de combinari

Last post by Filip Chindea « Fri Jun 20, 2008 7:39 pm
Replies: 1
by Beniamin Bogosel » Wed Jun 18, 2008 6:21 pm

1 Replies

1303 Views

Last post by Filip Chindea
Fri Jun 20, 2008 7:39 pm
Divizor comun

Last post by Beniamin Bogosel « Wed Jun 18, 2008 6:10 pm

by Beniamin Bogosel » Wed Jun 18, 2008 6:10 pm

0 Replies

997 Views

Last post by Beniamin Bogosel
Wed Jun 18, 2008 6:10 pm
Divizibilitate si resturi patratice

Last post by Vlad Matei « Sat Jun 07, 2008 8:51 pm
Replies: 1
by Filip Chindea » Sat Jun 07, 2008 8:21 pm

1 Replies

1670 Views

Last post by Vlad Matei
Sat Jun 07, 2008 8:51 pm
Numere prime în translatiile unui sir

Last post by Filip Chindea « Sat Jun 07, 2008 8:45 pm
Replies: 2
by Filip Chindea » Sat Jun 07, 2008 8:03 pm

2 Replies

1859 Views

Last post by Filip Chindea
Sat Jun 07, 2008 8:45 pm
Puteri ale lui 2 cu suma cifrelor neconstanta

Last post by Filip Chindea « Mon Jun 02, 2008 9:41 pm
Replies: 1
by Alin Galatan » Tue May 20, 2008 5:41 pm

1 Replies

1335 Views

Last post by Filip Chindea
Mon Jun 02, 2008 9:41 pm
x^{p-1} divide (p-1)^x +1

Last post by Filip Chindea « Fri May 30, 2008 9:42 pm
Replies: 1
by Wizzy » Sat Apr 05, 2008 6:35 pm

1 Replies

1311 Views

Last post by Filip Chindea
Fri May 30, 2008 9:42 pm
Intrebare

Last post by Filip Chindea « Tue May 27, 2008 7:55 pm
Replies: 2
by Filip Chindea » Mon May 26, 2008 10:11 pm

2 Replies

1485 Views

Last post by Filip Chindea
Tue May 27, 2008 7:55 pm
9 numere consecutive

Last post by spx2 « Tue May 27, 2008 2:53 pm
Replies: 4
by Beniamin Bogosel » Wed May 14, 2008 9:46 pm

4 Replies

2106 Views

Last post by spx2
Tue May 27, 2008 2:53 pm
Multimea divizorilor

Last post by Filip Chindea « Wed May 21, 2008 7:02 pm

by Filip Chindea » Wed May 21, 2008 7:02 pm

0 Replies

1089 Views

Last post by Filip Chindea
Wed May 21, 2008 7:02 pm
Sir de numere cu n divide a_n

Last post by BogdanCNFB « Wed May 21, 2008 1:44 pm

by BogdanCNFB » Wed May 21, 2008 1:44 pm

0 Replies

932 Views

Last post by BogdanCNFB
Wed May 21, 2008 1:44 pm
Romanian TST I 2008, Problema 5

Last post by Filip Chindea « Mon May 19, 2008 8:50 pm
Replies: 4
by Laurian Filip » Fri May 02, 2008 11:55 am

4 Replies

2078 Views

Last post by Filip Chindea
Mon May 19, 2008 8:50 pm
Mica Teorema a lui Fermat si Teorema lui Euler

Last post by Sabin Salajan « Wed May 14, 2008 9:37 pm
Replies: 3
by Sabin Salajan » Wed May 14, 2008 9:11 pm

3 Replies

2308 Views

Last post by Sabin Salajan
Wed May 14, 2008 9:37 pm
Numere prime de la numaratorii H_n-urilor simplificate

Last post by Ciprian Oprisa « Wed May 14, 2008 9:55 am
Replies: 2
by Ciprian Oprisa » Fri May 02, 2008 10:31 pm

2 Replies

1707 Views

Last post by Ciprian Oprisa
Wed May 14, 2008 9:55 am
Divizor comun

Last post by Sabin Salajan « Tue May 13, 2008 9:36 pm
Replies: 1
by Alin Galatan » Wed Mar 26, 2008 11:21 pm

1 Replies

1060 Views

Last post by Sabin Salajan
Tue May 13, 2008 9:36 pm
Ecuatie diofantiana

Last post by Sabin Salajan « Tue May 13, 2008 8:40 pm
Replies: 3
by Sabin Salajan » Tue May 13, 2008 4:42 pm

3 Replies

1402 Views

Last post by Sabin Salajan
Tue May 13, 2008 8:40 pm
Ecuatie polinomiala cu patrate

Last post by Laurian Filip « Sun May 11, 2008 10:15 pm
Replies: 1
by Filip Chindea » Sun May 11, 2008 9:31 pm

1 Replies

1864 Views

Last post by Laurian Filip
Sun May 11, 2008 10:15 pm

New Topic

75 topics

Return to Board Index

Forum permissions

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 post attachments in this forum