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  Discussion about math, puzzles, games and fun.   Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °

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This is Cool

Topic Replies Views Last post
481
2 4,927 2012-08-06 19:02:48 by bobbym
482
Closed: Polygonal Number Counting Function by Don Blazys
13 29,463 2012-08-04 22:16:25 by bobbym
483
Closed: Shaking The Foundations Of Mathematics. by Don Blazys [ 1 2 3 4 ]
83 60,952 2012-08-04 22:08:12 by bobbym
484
1 5,453 2012-07-23 05:32:52 by bobbym
485
5 6,011 2012-07-21 15:43:37 by bobbym
486
4 7,054 2012-07-06 05:08:57 by heliootrope
487
Closed: Pi to a Million Decimal Places! by Devantè [ 1 2 3 4 ]
75 106,484 2012-07-01 23:26:10 by bobbym
488
0 3,709 2012-05-30 16:15:27 by Stangerzv
489
19 19,576 2012-05-16 20:36:18 by benice
490
18 21,676 2012-05-14 00:54:28 by bobbym
491
35 31,191 2012-05-02 14:27:17 by benice
492
21 22,824 2012-05-02 13:56:57 by bobbym
493
9 18,328 2012-05-02 12:45:13 by Sumasoltin
494
0 2,961 2012-04-22 11:51:59 by Stangerzv
495
rough eighths of an inch trick by John E. Franklin
2 4,366 2012-04-14 16:26:54 by bobbym
496
34 37,748 2012-04-05 20:10:50 by bobbym
497
4.26082048... and 7.18808273...!!! by anonimnystefy [ 1 2 3 4 5 ]
110 58,168 2012-04-04 21:27:40 by bobbym
498
Pi Discussion by Transcendental [ 1 2 ]
49 43,196 2012-03-29 23:05:43 by anky2930
499
Crazy Fractions!!! by anonimnystefy [ 1 2 ]
41 24,691 2012-03-25 19:49:00 by bobbym
500
74 62,727 2012-03-20 18:11:26 by bobbym
501
106 50,381 2012-03-13 02:16:53 by bobbym
502
Super Happy Numbers by wintersolstice [ 1 2 ]
40 32,998 2012-03-05 23:58:03 by phrontister
503
Closed: a circle algorithm that doesn't use pi by circlemaker [ 1 2 ]
25 19,788 2012-02-27 08:25:56 by anonimnystefy
504
Multiply 11 up to 19 (shortcut) by John E. Franklin
3 7,416 2012-02-10 20:02:01 by anonimnystefy
505
3 3,966 2012-02-06 11:33:27 by Fcroaonlk
506
0 2,719 2012-01-20 08:37:26 by DavidB
507
Two squares by Bob
4 4,360 2012-01-07 06:23:01 by Bob
508
Ill Test You by sassygirl
3 4,734 2011-12-24 08:29:28 by bobbym
509
Great math site by Miaflower
9 12,013 2011-12-15 18:19:07 by Nicolexx
510
5 8,124 2011-12-01 11:59:49 by John E. Franklin

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