### Answers (125)

 36 Best Fake Proofs? (A M.SE April Fools Day collection) 33 What are some conceptualizations that work in mathematics but are not strictly true? 29 How to solve this sequence $165,195,255,285,345,x$ 17 Problem 6 - IMO 1985 14 Prove that ${1\over2}<{1\over1001}+…+{1\over2000}<1$

### Reputation (5,132)

 +20 Bounds on integer solutions to $w^2 - x^2 - y^2 - z^2 = m$ +10 Prove the absolute value function of a continuous function is continuous +10 what is the one point compactification of R? +10 A circular proof in Rudin that $\mathbb{R}$ is a field.

### Questions (18)

 23 Evaluating $\lim \limits_{n\to \infty}\,\,\, n\!\! \int\limits_{0}^{\pi/2}\!\! \left(1-\sqrt [n]{\sin x} \right)\,\mathrm dx$ 11 Evaluate $\int _{ 0 }^{ 1 }{ \left( { x }^{ 5 }+{ x }^{ 4 }+{ x }^{ 2 } \right) \sqrt { 4{ x }^{ 3 }+5{ x }^{ 2 }+10 } \; dx }$ 6 What is the meaning of “independent events ” and how can we logically conclude independence of two events in probability? 6 A circular proof in Rudin that $\mathbb{R}$ is a field. 5 Trisecting a paper using hand and without using a ruler or compass [duplicate]

### Tags (86)

 113 real-analysis × 52 40 limits × 16 91 sequences-and-series × 24 37 continuity × 14 90 calculus × 36 34 soft-question × 3 44 problem-solving × 4 33 examples-counterexamples 42 algebra-precalculus × 10 33 education

### Accounts (47)

 Mathematics 5,132 rep 22 gold badges2323 silver badges5252 bronze badges Emacs 229 rep 22 silver badges1010 bronze badges Personal Finance & Money 201 rep 44 bronze badges Software Recommendations 191 rep 33 silver badges88 bronze badges Area 51 151 rep 33 bronze badges

### Badges (44)

 Self-Learner Pundit Yearling × 6 Notable Question × 3 Constituent × 2 Good Answer × 3 Caucus × 3 Enlightened × 3 Popular Question × 4 Nice Answer × 8

### Active bounties (0)

This user has no active bounties

### Votes cast (1,581)

all time   by type
1,384 up 732 question
197 down 849 answer