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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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Topic Forum Replies Last post
1
icelandic dictionary by John E. Franklin
Dark Discussions at Cafe Infinity 20 2019-06-06 04:30:38 by Alg Num Theory
2
Winter Lover by John E. Franklin [ 1 2 3 4 ]
Introductions 82 2019-05-19 16:32:06 by Mathegocart
3
Add 13 more and post it forever. by John E. Franklin [ 1 2 3 93 ]
Puzzles and Games 2,315 2018-04-23 19:03:40 by Monox D. I-Fly
4
Add 14 more and post it forever by John E. Franklin [ 1 2 ]
Puzzles and Games 32 2015-09-18 13:00:27 by zetafunc
5
Add 24 more and post it forever by John E. Franklin [ 1 2 3 ]
Puzzles and Games 53 2015-09-18 12:59:16 by zetafunc
6
n.korea said it wasn.t them. by John E. Franklin
Dark Discussions at Cafe Infinity 24 2015-01-02 00:15:20 by mathaholic
7
Rubic's Cube solution by John E. Franklin [ 1 2 ]
Dark Discussions at Cafe Infinity 30 2014-12-29 21:47:22 by Bob
8
usa news says internet blackout by John E. Franklin
Dark Discussions at Cafe Infinity 3 2014-12-23 09:48:15 by John E. Franklin
9
smurf by John E. Franklin
Puzzles and Games 1 2014-12-22 15:17:00 by John E. Franklin
10
a new bowling alley. by John E. Franklin
Puzzles and Games 2 2014-12-22 15:05:01 by John E. Franklin
11
Weeks of the Seasons by John E. Franklin
Dark Discussions at Cafe Infinity 3 2014-07-20 20:26:14 by John E. Franklin
12
Moon sightings by John E. Franklin
Dark Discussions at Cafe Infinity 20 2014-07-20 18:47:25 by John E. Franklin
13
general 4x4 determinant by John E. Franklin
Help Me ! 11 2014-05-28 13:37:27 by ShivamS
14
4 linear equations by John E. Franklin
Help Me ! 7 2014-02-26 04:32:48 by bobbym
15
matrix times table by John E. Franklin
Help Me ! 3 2014-02-25 07:13:10 by John E. Franklin
16
Torpedos II by John E. Franklin
Help Me ! 7 2014-02-20 07:09:36 by bobbym
17
decimal to fraction by John E. Franklin
Help Me ! 8 2014-02-18 10:56:51 by John E. Franklin
18
four color cube by John E. Franklin
Help Me ! 14 2014-02-15 13:52:19 by John E. Franklin
19
exponents: equal? by John E. Franklin
Help Me ! 1 2013-03-03 07:00:41 by anonimnystefy
20
Let's make triangular numbers. by John E. Franklin [ 1 2 3 4 5 ]
Puzzles and Games 110 2013-01-12 12:16:03 by bobbym
21
Identify what this is. by John E. Franklin
Puzzles and Games 9 2012-12-27 02:56:04 by John E. Franklin
22
What's 27 times 37 ? by John E. Franklin
Puzzles and Games 10 2012-12-19 13:06:20 by mathaholic
23
Shapes With Ten Things Marked by John E. Franklin
This is Cool 4 2012-12-07 12:49:20 by noelevans
24
six day week question by John E. Franklin
Help Me ! 12 2012-07-04 03:57:33 by John E. Franklin
25
geoboard triangle encloses dots by John E. Franklin
Help Me ! 2 2012-06-01 23:12:00 by Bob
26
100 is fun! by John E. Franklin
Puzzles and Games 12 2012-05-20 10:30:08 by John E. Franklin
27
rough eighths of an inch trick by John E. Franklin
This is Cool 2 2012-04-14 16:26:54 by bobbym
28
20.5326385841 or 20.5326385842 by John E. Franklin
Help Me ! 5 2012-04-07 02:56:39 by John E. Franklin
29
11.0453610171 or 11.0453610172 by John E. Franklin
Help Me ! 3 2012-04-07 02:54:31 by John E. Franklin
30
weight lifting miracle today by John E. Franklin [ 1 2 3 16 ]
Dark Discussions at Cafe Infinity 375 2012-04-07 02:02:02 by bobbym

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