Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °
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Formulas
| Topic | Replies | Views | Last post |
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1 |
42 | 107,342 | 2017-01-04 20:43:57 by SHP721 |
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2 |
0 | 19,712 | 2006-03-29 09:28:34 by MathsIsFun |
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3
Primality test and easy factorization by Hugo28036
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2 | 137 | 2020-09-11 11:46:17 by Mathegocart |
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4 |
0 | 676 | 2020-08-14 18:13:34 by Hugo28036 |
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5 |
0 | 539 | 2020-07-15 17:00:41 by ganesh |
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6
Do mental multiplication quickly by pi_cubed
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0 | 537 | 2020-06-29 06:04:47 by pi_cubed |
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7
Decimal to Fraction by hirenpatel
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3 | 4,755 | 2019-09-05 15:12:10 by ganesh |
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8
I am confused by nhi
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2 | 2,952 | 2018-12-20 09:04:30 by bob bundy |
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9
Modern Algebra Symbols by JesseVoss1
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0 | 2,628 | 2018-06-18 23:05:33 by JesseVoss1 |
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10
high school inequalities by chrislav
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10 | 10,585 | 2017-06-16 02:02:14 by bob bundy |
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11 |
7 | 8,909 | 2017-03-11 20:16:31 by bobbym |
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12
A direct formula for HP by iamaditya
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5 | 7,359 | 2016-12-26 16:46:33 by Agnishom |
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13
A simple converging series by iamaditya
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1 | 4,007 | 2016-12-02 22:25:25 by zetafunc |
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14
Analytic Number Theory by zetafunc
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6 | 9,622 | 2015-12-29 02:38:40 by zetafunc |
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15
trigo problem by Maou-Sama
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4 | 9,088 | 2015-12-18 02:00:27 by Relentless |
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16
maths A-level past year circles by Maou-Sama
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4 | 8,376 | 2015-03-04 02:20:43 by Maou-Sama |
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17
Thales' Theorem by ganesh
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0 | 7,322 | 2014-06-08 01:48:14 by ganesh |
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18
Supplement Multiplication by Hostible
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1 | 6,917 | 2014-12-12 00:20:57 by DeanPemberton |
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19
Complement Multiplication by Hostible
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1 | 7,876 | 2014-10-30 22:32:03 by DeanPemberton |
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20
Easy Multiplication by Hostible
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2 | 8,221 | 2014-10-31 07:24:50 by bobbym |
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21
common mistake by Hostible
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1 | 6,287 | 2014-10-30 22:49:24 by DeanPemberton |
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22
fixed cost by mom
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6 | 11,689 | 2014-10-30 23:29:43 by DeanPemberton |
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23
value by mom
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4 | 8,322 | 2014-10-30 23:11:59 by DeanPemberton |
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24
y-intercept by mom
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3 | 7,993 | 2013-05-15 05:02:48 by bobbym |
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25
line intersections by mom
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6 | 10,746 | 2014-10-30 23:02:02 by DeanPemberton |
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26
classify by mom
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7 | 10,957 | 2013-05-15 05:04:20 by bobbym |
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27
same x and y coordinates by mom
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7 | 11,439 | 2014-10-31 07:30:21 by bobbym |
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28 |
5 | 9,120 | 2013-05-15 05:07:47 by bobbym |
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29 |
14 | 21,208 | 2013-05-09 06:19:20 by anonimnystefy |
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30
Calculating day of the week by ShivamS
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1 | 7,301 | 2014-12-12 00:10:58 by DeanPemberton |