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This is Cool

Topic Replies Views Last post
451
When is n(2n+1) a palindrome? by Anthony Lahmann
6 10,430 2019-05-29 22:55:56 by phrontister
452
1 6,279 2019-05-22 13:31:57 by Mathegocart
453
Integral of 1/sqrt(1-x^2) by Anthony Lahmann
5 9,596 2019-05-14 00:35:11 by Alg Num Theory
454
Altitude Trigonometric Functions? by Βεν Γ. Κυθισ
1 4,983 2019-04-16 14:22:36 by Βεν Γ. Κυθισ
455
Some of my results by Eulero
1 4,678 2019-03-25 23:06:41 by iamaditya
456
0 4,173 2019-02-28 07:51:15 by pcallahan
457
proof of sum of angle defects by wintersolstice
0 3,740 2019-02-21 06:28:23 by wintersolstice
458
Possibly cool new geometry by Βεν Γ. Κυθισ
1 5,214 2019-02-04 21:35:38 by Βεν Γ. Κυθισ
459
0 3,585 2019-02-01 01:34:40 by George,Y
460
Ellipse Whirl by benice
2 6,742 2019-01-21 01:48:25 by iamaditya
461
0 3,647 2019-01-13 03:29:21 by Primenumbers
462
Something ineteresting by iamaditya
19 42,637 2019-01-10 03:56:41 by Primenumbers
463
0 3,821 2019-01-08 12:36:40 by Primenumbers
464
Repeated cosine converges! by Βεν Γ. Κυθισ
2 6,380 2018-10-10 09:58:45 by Βεν Γ. Κυθισ
465
Moved: Test, just a test by Alexeyloupt
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466
Interesting facts by Alg Num Theory
5 11,787 2018-08-26 23:20:39 by Alg Num Theory
467
1 4,855 2018-08-08 21:22:43 by Bob
468
0 3,969 2018-08-01 21:19:42 by Primenumbers
469
4 9,685 2018-07-31 10:22:56 by Primenumbers
470
7 19,684 2018-07-24 01:13:58 by George,Y
471
2 7,137 2018-07-16 06:19:15 by Bob
472
0 3,855 2018-06-22 04:58:25 by Primenumbers
473
7 18,571 2018-05-08 06:56:27 by zahlenspieler
474
2 8,178 2018-02-12 22:42:05 by George,Y
475
6 18,378 2018-01-27 06:43:49 by EliTorres25
476
Theorization of new numbers by Imprenditore5
1 6,084 2017-12-28 00:09:17 by Jai Ganesh
477
Series of sums by Alg Num Theory
0 5,060 2017-12-11 23:02:08 by Alg Num Theory
478
Numbers ending in 5 by Alg Num Theory
1 6,389 2017-12-03 21:41:50 by Jai Ganesh
479
8 18,291 2017-10-12 15:49:44 by mr.wong
480
Seed operator by Jabuto
1 6,512 2017-10-01 03:53:37 by zetafunc

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