User contributions for SimonRose

31 March 2012

• 20:2920:29, 31 March 2012 diff hist 0‎ N Science talk:Math Exam Resources/Courses/MATH220/December 2010 ‎ Talk page autocreated when first thread was posted current
• 20:2920:29, 31 March 2012 diff hist +155‎ Nm Thread:Science talk:Math Exam Resources/Courses/MATH220/December 2010/Splitting up of questions ‎ New thread: Splitting up of questions current
• 20:2620:26, 31 March 2012 diff hist +154‎ m Science:MER/Courses/MATH220 ‎ →‎Goals
• 20:2320:23, 31 March 2012 diff hist +718‎ N Science:Math Exam Resources/Courses/MATH220/December 2010/Question 03 (c) ‎ Created page with "<!-- FLAGS SUMMARY --> <!-- first letter is for status: C=content to add, R=to review, QB=reviewed as bad quality, QG = reviewed as good quality --> <!-- second letter is for ..."
• 20:2320:23, 31 March 2012 diff hist +718‎ N Science:Math Exam Resources/Courses/MATH220/December 2010/Question 03 (b) ‎ Created page with "<!-- FLAGS SUMMARY --> <!-- first letter is for status: C=content to add, R=to review, QB=reviewed as bad quality, QG = reviewed as good quality --> <!-- second letter is for ..."
• 20:2220:22, 31 March 2012 diff hist +718‎ N Science:Math Exam Resources/Courses/MATH220/December 2010/Question 03 (a) ‎ Created page with "<!-- FLAGS SUMMARY --> <!-- first letter is for status: C=content to add, R=to review, QB=reviewed as bad quality, QG = reviewed as good quality --> <!-- second letter is for ..."
• 20:2220:22, 31 March 2012 diff hist +718‎ N Science:Math Exam Resources/Courses/MATH220/December 2010/Question 02 (b) ‎ Created page with "<!-- FLAGS SUMMARY --> <!-- first letter is for status: C=content to add, R=to review, QB=reviewed as bad quality, QG = reviewed as good quality --> <!-- second letter is for ..."
• 20:2220:22, 31 March 2012 diff hist +718‎ N Science:Math Exam Resources/Courses/MATH220/December 2010/Question 02 (a) ‎ Created page with "<!-- FLAGS SUMMARY --> <!-- first letter is for status: C=content to add, R=to review, QB=reviewed as bad quality, QG = reviewed as good quality --> <!-- second letter is for ..."
• 20:2120:21, 31 March 2012 diff hist +718‎ N Science:Math Exam Resources/Courses/MATH220/December 2010/Question 01 (f) ‎ Created page with "<!-- FLAGS SUMMARY --> <!-- first letter is for status: C=content to add, R=to review, QB=reviewed as bad quality, QG = reviewed as good quality --> <!-- second letter is for ..."
• 20:2120:21, 31 March 2012 diff hist +718‎ N Science:Math Exam Resources/Courses/MATH220/December 2010/Question 01 (e) ‎ Created page with "<!-- FLAGS SUMMARY --> <!-- first letter is for status: C=content to add, R=to review, QB=reviewed as bad quality, QG = reviewed as good quality --> <!-- second letter is for ..."
• 20:2120:21, 31 March 2012 diff hist +718‎ N Science:Math Exam Resources/Courses/MATH220/December 2010/Question 01 (d) ‎ Created page with "<!-- FLAGS SUMMARY --> <!-- first letter is for status: C=content to add, R=to review, QB=reviewed as bad quality, QG = reviewed as good quality --> <!-- second letter is for ..."
• 20:2120:21, 31 March 2012 diff hist +718‎ N Science:Math Exam Resources/Courses/MATH220/December 2010/Question 01 (c) ‎ Created page with "<!-- FLAGS SUMMARY --> <!-- first letter is for status: C=content to add, R=to review, QB=reviewed as bad quality, QG = reviewed as good quality --> <!-- second letter is for ..."
• 20:2020:20, 31 March 2012 diff hist +718‎ N Science:Math Exam Resources/Courses/MATH220/December 2010/Question 01 (b) ‎ Created page with "<!-- FLAGS SUMMARY --> <!-- first letter is for status: C=content to add, R=to review, QB=reviewed as bad quality, QG = reviewed as good quality --> <!-- second letter is for ..."
• 20:2020:20, 31 March 2012 diff hist +718‎ N Science:Math Exam Resources/Courses/MATH220/December 2010/Question 01 (a) ‎ Created page with "<!-- FLAGS SUMMARY --> <!-- first letter is for status: C=content to add, R=to review, QB=reviewed as bad quality, QG = reviewed as good quality --> <!-- second letter is for ..."
• 20:1720:17, 31 March 2012 diff hist +2‎ m Science:Math Exam Resources/Courses/MATH220/December 2011/Question 06 (b) ‎ Reviewed.
• 20:1720:17, 31 March 2012 diff hist +1‎ m Science:Math Exam Resources/Courses/MATH220/December 2011/Question 06 (b)/Solution 1 ‎No edit summary
• 20:1420:14, 31 March 2012 diff hist −32‎ m Science:Math Exam Resources/Courses/MATH220/December 2011/Question 06 (b)/Statement ‎No edit summary
• 20:1220:12, 31 March 2012 diff hist +2‎ m Science:Math Exam Resources/Courses/MATH220/December 2011/Question 05 (b) ‎ Reviewed.
• 20:1220:12, 31 March 2012 diff hist 0‎ m Science:Math Exam Resources/Courses/MATH220/December 2011/Question 05 (b)/Solution 1 ‎No edit summary
• 20:1120:11, 31 March 2012 diff hist +9‎ m Science:Math Exam Resources/Courses/MATH220/December 2011/Question 05 (b)/Solution 1 ‎No edit summary
• 20:0820:08, 31 March 2012 diff hist +1‎ m Science:Math Exam Resources/Courses/MATH220/December 2011/Question 05 (a) ‎ Reviewed.
• 20:0820:08, 31 March 2012 diff hist +129‎ Science:Math Exam Resources/Courses/MATH220/December 2011/Question 05 (a)/Solution 1 ‎No edit summary

30 March 2012

• 19:3019:30, 30 March 2012 diff hist 0‎ m Science:Math Exam Resources/Courses/MATH220/December 2011/Question 04 ‎ Asking for review
• 19:2919:29, 30 March 2012 diff hist +1,120‎ N Science:Math Exam Resources/Courses/MATH220/December 2011/Question 04/Solution 1 ‎ Created page with "We want to show that <math>f(C \cap D) \subseteq f(C) \cap f(D)</math> and that <math>f(C) \cap f(D) \subseteq f(C \cap D)</math>. Let us start with the first. Suppose that <..."
• 19:2219:22, 30 March 2012 diff hist +147‎ N Science:Math Exam Resources/Courses/MATH220/December 2011/Question 04/Hint 1 ‎ Created page with "Remember that to show that two sets <math>X, Y</math> are equal, you must show that <math>X \subseteq Y</math> and that <math>Y \subseteq X</math>."
• 19:2119:21, 30 March 2012 diff hist +257‎ N Science:Math Exam Resources/Courses/MATH220/December 2011/Question 04/Statement ‎ Created page with "Let <math>f : A \to B</math> be a function. If <math>C \subseteq A</math>, define :<math>f(C) = \{f(x) : x \in C\}</math> Prove that if <math>f</math> is injective, then <ma..."
• 19:1819:18, 30 March 2012 diff hist +3‎ m Science:Math Exam Resources/Courses/MATH220/December 2011/Question 07 (a) ‎ Reviewed
• 19:1719:17, 30 March 2012 diff hist +21‎ m Science:Math Exam Resources/Courses/MATH220/December 2011/Question 07 (a)/Solution 1 ‎No edit summary
• 19:1619:16, 30 March 2012 diff hist 0‎ m Science:Math Exam Resources/Courses/MATH220/December 2011/Question 02 (b) ‎ Asking for review
• 19:1619:16, 30 March 2012 diff hist +386‎ N Science:Math Exam Resources/Courses/MATH220/December 2011/Question 02 (b)/Solution 1 ‎ Created page with "# The statement <math>P(3) \implies Q(4)</math> is "3 is divisible by 4 implies that 17 is divisible by 3". # The converse is <math>Q(4) \implies P(3)</math>; hence in words ..."
• 19:1219:12, 30 March 2012 diff hist +101‎ N Science:Math Exam Resources/Courses/MATH220/December 2011/Question 02 (b)/Hint 2 ‎ Created page with "The contrapositive of the statement <math>A \implies B</math> is <math>\neg B \implies \neg A</math>."
• 19:1119:11, 30 March 2012 diff hist +85‎ N Science:Math Exam Resources/Courses/MATH220/December 2011/Question 02 (b)/Hint 1 ‎ Created page with "The converse of the statement <math>A \implies B</math> is <math>B \implies A</math>."
• 19:1019:10, 30 March 2012 diff hist 0‎ m Science:Math Exam Resources/Courses/MATH220/December 2011/Question 01 (b) ‎ Asking for review
• 19:0919:09, 30 March 2012 diff hist +458‎ N Science:Math Exam Resources/Courses/MATH220/December 2011/Question 01 (b)/Solution 1 ‎ Created page with "The set <math>X</math> is the ''intersection'' of all of the sets <math>S_\alpha</math>; that is, <math>X</math> is the set of all <math>x</math> such that, for all <math>\alp..."
• 19:0519:05, 30 March 2012 diff hist +3‎ m Science:Math Exam Resources/Courses/MATH220/December 2011/Question 03 ‎ Reviewed
• 19:0419:04, 30 March 2012 diff hist +11‎ m Science:Math Exam Resources/Courses/MATH220/December 2011/Question 03/Solution 1 ‎No edit summary
• 18:2518:25, 30 March 2012 diff hist 0‎ m Science:Math Exam Resources/Courses/MATH220/December 2011/Question 01 (e) ‎ Asking for review
• 18:2418:24, 30 March 2012 diff hist +706‎ N Science:Math Exam Resources/Courses/MATH220/December 2011/Question 01 (e)/Solution 1 ‎ Created page with "A function <math>f</math> has an inverse if and only if it is ''bijective''. That is, it has an inverse if and only if it is # Injective (or one-to-one) # Surjective (or onto..."
• 18:1818:18, 30 March 2012 diff hist +2‎ m Science:Math Exam Resources/Courses/MATH220/December 2011/Question 08 ‎ Reviewed
• 18:1718:17, 30 March 2012 diff hist +1‎ m Science:Math Exam Resources/Courses/MATH220/December 2011/Question 08 ‎ Reviewed

28 March 2012

• 03:1603:16, 28 March 2012 diff hist 0‎ m Science:Math Exam Resources/Courses/MATH220/December 2011/Question 01 (d) ‎ asking for review
• 03:1603:16, 28 March 2012 diff hist +443‎ N Science:Math Exam Resources/Courses/MATH220/December 2011/Question 01 (d)/Solution 1 ‎ Created page with "Since the composition <math>\alpha \circ \beta</math> is given by doing <math>\beta</math> first and then <math>\alpha</math>, we must have that :<math>\begin{align} 1 \mapst..."
• 03:1203:12, 28 March 2012 diff hist 0‎ m Science:Math Exam Resources/Courses/MATH220/December 2011/Question 01 (a) ‎ asking for review
• 03:1203:12, 28 March 2012 diff hist +165‎ N Science:Math Exam Resources/Courses/MATH220/December 2011/Question 01 (a)/Solution 1 ‎ Created page with "De Morgan's laws are, for sets <math>X, Y \subseteq Z</math> the following. :<math>(X \cup Y)^c = X^c \cap Y^c</math> and :<math>(X \cap Y^c = X^c \cup Y^c</math>"
• 03:1003:10, 28 March 2012 diff hist 0‎ m Science:Math Exam Resources/Courses/MATH220/December 2011/Question 02 (a) ‎ asking for review
• 03:1003:10, 28 March 2012 diff hist +346‎ N Science:Math Exam Resources/Courses/MATH220/December 2011/Question 02 (a)/Solution 1 ‎ Created page with "We note that <math>P(4)</math> is the statement "4 is divisible by 4", which is true. We also note that <math>Q(4)</math> is the statement "17 is divisible by 3" which is fals..."
• 03:0703:07, 28 March 2012 diff hist +1‎ m Science:Math Exam Resources/Courses/MATH220/December 2011/Question 01 (f)/Solution 1 ‎No edit summary
• 03:0603:06, 28 March 2012 diff hist −103‎ Science:Math Exam Resources/Courses/MATH220/December 2011/Question 01 (f)/Solution 1 ‎ Fixed this so that it is about strong induction, not induction.
• 02:3902:39, 28 March 2012 diff hist +1‎ m Science:Math Exam Resources/Courses/MATH220/December 2011/Question 01 (c) ‎ Reviewed.

27 March 2012

• 23:4523:45, 27 March 2012 diff hist 0‎ m Science:Math Exam Resources/Courses/MATH220/December 2011/Question 02 (b) ‎ Asking for review