User contributions
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- 08:40, 10 September 2011 (diff | hist) . . (-9) . . m Asymptote: Useful commands and their Output
- 08:35, 10 September 2011 (diff | hist) . . (+342) . . m Asymptote: Useful commands and their Output
- 08:28, 10 September 2011 (diff | hist) . . (+238) . . AoPS Wiki:Problem of the Day/September 10, 2011
- 08:24, 10 September 2011 (diff | hist) . . (+13) . . m AoPS Wiki talk:Problem of the Day/September 10, 2011 (current)
- 08:24, 10 September 2011 (diff | hist) . . (+619) . . N AoPS Wiki talk:Problem of the Day/September 10, 2011 (Created page with "Let <cmath>S=\frac{F_1}{3}+\frac{F_2}{9}+\frac{F_3}{27}+\frac{F_4}{81}+\frac{F_5}{243}+\cdots</cmath> Multiplying through by 1/3, we see <cmath>\frac{1}{3}S=\frac{F_1}{9}+\frac{F...")
- 08:23, 10 September 2011 (diff | hist) . . (+55) . . m AoPS Wiki:Problem of the Day/September 10, 2011
- 08:23, 10 September 2011 (diff | hist) . . (+257) . . N AoPS Wiki:Problem of the Day/September 10, 2011 (Created page with "Let <math>F_0 = 0</math>, <math>F_1 = 1</math>, and <math>F_n = F_{n - 1} + F_{n - 2}</math>. Find the value of the infinite sum <cmath>\sum_{n=1}^{\infty}\frac{F_n}{3^n}=\frac{...")
- 20:00, 9 September 2011 (diff | hist) . . (-28) . . m AoPS Wiki:Community portal
- 17:00, 9 September 2011 (diff | hist) . . (+651) . . N AoPS Wiki talk:Problem of the Day/September 9, 2011 (Created page with "We see that, by Vieta, <math>a+b+c=1</math>. Thus, <cmath>\frac{a}{a+b+c-a}+\frac{b}{a+b+c-b}+\frac{c}{a+b+c-c}=\frac{a}{1-a}+\frac{b}{1-b}+\frac{c}{1-c}</cmath> which we can ma...") (current)
- 17:00, 9 September 2011 (diff | hist) . . (+55) . . m AoPS Wiki:Problem of the Day/September 9, 2011 (current)
- 16:59, 9 September 2011 (diff | hist) . . (+303) . . N AoPS Wiki:Problem of the Day/September 9, 2011 (Created page with "Assume that <math>a</math>, <math>b</math>, and <math>c</math> are roots of <cmath>2x^3-2x^2-x+4.</cmath> Let <cmath>\frac{a}{b+c}+\frac{b}{c+a}+\frac{c}{a+b}</cmath> be equal ...")
- 16:57, 8 September 2011 (diff | hist) . . (+693) . . N AoPS Wiki talk:Problem of the Day/September 8, 2011 (Created page with "==Solution== We see complicated expressions, so we replace them with variables. Let <math>a=2^x-4</math> and <math>b=4^x-2</math>. Then our equation reads <math>a^3+b^3=(a+b)^...") (current)
- 16:56, 8 September 2011 (diff | hist) . . (+91) . . AoPS Wiki:Problem of the Day/September 8, 2011 (current)
- 16:51, 8 September 2011 (diff | hist) . . (+55) . . m AoPS Wiki:Problem of the Day/September 8, 2011
- 16:50, 8 September 2011 (diff | hist) . . (+109) . . N AoPS Wiki:Problem of the Day/September 8, 2011 (Created page with "Find the sum of all real <math>x</math> such that <math>(2^x - 4)^3 + (4^x - 2)^3 = (4^x + 2^x - 6)^3</math>.")
- 11:59, 7 September 2011 (diff | hist) . . (+20) . . m LaTeX:Packages (→Common Packages)
- 10:16, 7 September 2011 (diff | hist) . . (+2) . . m AoPS Wiki talk:Problem of the Day/September 7, 2011 (→Solution) (current)
- 09:25, 7 September 2011 (diff | hist) . . (+4) . . m List of United States high school mathematics competitions (→National high school mathematics competitions)
- 09:09, 7 September 2011 (diff | hist) . . (0) . . m AoPS Wiki:Requests
- 09:08, 7 September 2011 (diff | hist) . . (+190) . . N Weight (Created page with "The weight of an object is the mass divided by the Acceleration due to gravity at any particular point. It is always a constant, and is measured in kilograms in the SI syste...")
- 09:00, 7 September 2011 (diff | hist) . . (+313) . . N AoPS Wiki:Problem of the Day/September 1, 2011 (Created page with "In how many ways can the letters in the word "mathematical" be arranged if exactly one of the following criteria must be met: 1) The two a's are NOT next to each other. 2) The ...")
- 08:43, 7 September 2011 (diff | hist) . . (+2) . . Category:3D Geometry Problems (current)
- 08:43, 7 September 2011 (diff | hist) . . (+28) . . m 1994 AIME (current)
- 08:41, 7 September 2011 (diff | hist) . . (+28) . . m 2001 AIME I (current)
- 08:41, 7 September 2011 (diff | hist) . . (+28) . . m 2000 AIME II (current)
- 08:41, 7 September 2011 (diff | hist) . . (+28) . . m 2000 AIME I
- 08:41, 7 September 2011 (diff | hist) . . (+28) . . 1999 AIME (current)
- 08:39, 7 September 2011 (diff | hist) . . (+28) . . 1998 AIME (current)
- 08:39, 7 September 2011 (diff | hist) . . (+28) . . 1997 AIME (current)
- 08:39, 7 September 2011 (diff | hist) . . (+28) . . 1996 AIME (current)
- 08:38, 7 September 2011 (diff | hist) . . (+28) . . 1995 AIME (current)
- 08:36, 7 September 2011 (diff | hist) . . (+241) . . N Category:3D Geometry Problems (Created page with "The following pages are notable 3-dimensional geometry problems. This really needs to be expanded. If you wish to add a page to this, attach <nowiki><noinclude>[[category:Prob...")
- 08:34, 7 September 2011 (diff | hist) . . (+153) . . N AoPS Wiki:Problem of the Day/September 2, 2011 (Created page with "How many ways are there to rearrange the letters of the word "uncopyrightable?" {{potd_solution}} <noinclude>category:Problem of the Day</noinclude>")
- 08:32, 7 September 2011 (diff | hist) . . (+18) . . AoPS Wiki:Problem of the Day/September 3, 2011 (current)
- 08:32, 7 September 2011 (diff | hist) . . (+56) . . AoPS Wiki:Problem of the Day/September 3, 2011
- 08:31, 7 September 2011 (diff | hist) . . (+2) . . m AoPS Wiki:Problem of the Day/September 4, 2011 (current)
- 08:30, 7 September 2011 (diff | hist) . . (+18) . . AoPS Wiki:Problem of the Day/September 4, 2011
- 08:30, 7 September 2011 (diff | hist) . . (+55) . . AoPS Wiki:Problem of the Day/September 4, 2011
- 08:28, 7 September 2011 (diff | hist) . . (-55) . . AoPS Wiki talk:Problem of the Day/September 5, 2011 (current)
- 08:27, 7 September 2011 (diff | hist) . . (-55) . . AoPS Wiki talk:Problem of the Day/September 7, 2011
- 08:26, 7 September 2011 (diff | hist) . . (+55) . . AoPS Wiki talk:Problem of the Day/September 5, 2011
- 08:26, 7 September 2011 (diff | hist) . . (+140) . . AoPS Wiki:Problem of the Day/September 5, 2011 (current)
- 08:24, 7 September 2011 (diff | hist) . . (+55) . . AoPS Wiki talk:Problem of the Day/September 7, 2011
- 08:24, 7 September 2011 (diff | hist) . . (+13) . . m AoPS Wiki talk:Problem of the Day/September 7, 2011
- 08:23, 7 September 2011 (diff | hist) . . (+55) . . AoPS Wiki:Problem of the Day/September 6, 2011 (current)
- 08:22, 7 September 2011 (diff | hist) . . (+859) . . N AoPS Wiki talk:Problem of the Day/September 7, 2011 (Created page with "Raising that thing to the seventh doesn't look appealing, nor does solving for <math>x</math>. So we try getting to <math>x^7+\frac{1}{x^7}</math> gradually. Since <math>x+\fra...")
- 08:21, 7 September 2011 (diff | hist) . . (+55) . . AoPS Wiki:Problem of the Day/September 7, 2011 (current)
- 08:18, 7 September 2011 (diff | hist) . . (+87) . . N AoPS Wiki:Problem of the Day/September 7, 2011 (Created page with "Given <cmath>x + \frac{1}{x} = 1,</cmath> calculate <cmath>x^7 + \frac{1}{x^7}.</cmath>")
- 19:25, 6 September 2011 (diff | hist) . . (+480) . . Problem solving
- 18:21, 6 September 2011 (diff | hist) . . (+1,790) . . N 1994 AHSME (Created page with "'''1994 AHSME''' problems and solutions. The first link contains the full set of test problems. The rest contain each individual problem and its solution. * [[1994 AHSME Probl...")
- 18:14, 6 September 2011 (diff | hist) . . (+726) . . N AoPS Wiki talk:Problem of the Day/September 6, 2011 (Created page with "Since <math>a>b>c>d</math>, <math>a+b>c+d</math>, so <math>a+b>512</math> and since <math>a>b</math>, <math>a>512</math>. If we were to have <math>a-b\geq2</math>, then <math>a^...") (current)
- 17:25, 6 September 2011 (diff | hist) . . (+11) . . AoPS Wiki:Problem of the Day/September 6, 2011
- 17:25, 6 September 2011 (diff | hist) . . (+199) . . N AoPS Wiki:Problem of the Day/September 6, 2011 (Created page with "The integers <math>a,b,c,d</math> satisfy <math>a > b > c > d</math> and \[ a + b + c + d = 2048 \ \textrm{ and }\ a^2 - b^2 + c^2 - d^2 = 2048. \] Find the smallest possible val...")
- 17:21, 6 September 2011 (diff | hist) . . (0) . . m User:Negativebplusorminus (→Notable Work)
- 17:21, 6 September 2011 (diff | hist) . . (+61) . . User:Negativebplusorminus (→Notable Work)
- 17:19, 6 September 2011 (diff | hist) . . (+57) . . User:Negativebplusorminus
- 17:18, 6 September 2011 (diff | hist) . . (+225) . . User:Negativebplusorminus
- 12:52, 5 September 2011 (diff | hist) . . (+217) . . AoPS Wiki talk:Problem of the Day/September 5, 2011
- 12:49, 5 September 2011 (diff | hist) . . (+309) . . Problem solving
- 09:24, 3 September 2011 (diff | hist) . . (+192) . . N AoPS Wiki:Problem of the Day/September 3, 2011 (Created page with "Solve for <math>a_{17}</math> if <math>a_1 + a_2 + a_3 = 1</math>, <math>a_2 + a_3 + a_4 = 2, \ldots, a_{16} + a_{17} + a_1 = 16</math>, and <math>a_{17} + a_1 + a_2 = 17</math>....")
- 19:02, 1 September 2011 (diff | hist) . . (+110) . . User:Negativebplusorminus (→Signature)
- 07:57, 11 August 2011 (diff | hist) . . (+1) . . m LaTeX:Commands (→Fractions)
- 18:29, 9 August 2011 (diff | hist) . . (+175) . . User:Negativebplusorminus
- 18:27, 9 August 2011 (diff | hist) . . (+77) . . m User talk:Negativebplusorminus (→Sure!)
- 18:19, 9 August 2011 (diff | hist) . . (+441) . . N AoPS Wiki:Problem of the Day/August 9, 2011 (Created page with "Three points are chosen randomly and independently on a circle. What is the probability that all three pairwise distances between the points are less than the radius of the circ...") (current)
- 14:36, 4 August 2011 (diff | hist) . . (+64) . . m User talk:Negativebplusorminus (→Sure!: new section)
- 14:34, 4 August 2011 (diff | hist) . . (+2,970) . . 1996 AHSME Problems/Problem 30
- 14:34, 4 August 2011 (diff | hist) . . (0) . . m 1996 AHSME Problems/Problem 30 (moved Problem 30 to 1996 ASHME Problem 30)
- 14:31, 4 August 2011 (diff | hist) . . (-2,970) . . 1996 AHSME Problems/Problem 30 (Blanked the page)
- 14:45, 3 August 2011 (diff | hist) . . (+2,970) . . N 1996 AHSME Problems/Problem 30 (Created page with "==Problem== A hexagon inscribed in a circle has three consecutive sides each of length 3 and three consecutive sides each of length 5. The chord of the circle that divides the h...")
- 14:29, 3 August 2011 (diff | hist) . . (+170) . . 1989 AHSME Problems/Problem 20
- 14:24, 3 August 2011 (diff | hist) . . (+527) . . 1989 AHSME Problems/Problem 20
- 14:12, 3 August 2011 (diff | hist) . . (+477) . . N 1989 AHSME Problems/Problem 20 (Created page with "Let <math>x</math> be a real number selected uniformly at random between 100 and 200. If <math>\lfloor {\sqrt{x}} \rfloor = 12</math>, find the probability that <math>\lfloor {\s...")
- 13:35, 28 July 2011 (diff | hist) . . (+24) . . User:Negativebplusorminus
- 10:22, 20 July 2011 (diff | hist) . . (+14) . . Nm User:Negativebplusorminus (Created page with "A AoPS member.")
- 10:21, 20 July 2011 (diff | hist) . . (0) . . m LaTeX:Commands (→Math Commands)
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