# TestSubject528491

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bio website location age member for 2 years, 3 months seen Dec 15 at 22:15 profile views 187

# 24 Questions

 8 Are the Real numbers really Complete? [closed] 6 Fibonacci numbers that are powers? 6 Terms that get closer and closer together [duplicate] 5 Isomorphisms: preserve structure, operation, or order? 4 name this function

# 495 Reputation

 +15 axioms of equality +3 prove two different forms of the same uniqueness theorem are logically equivalent +2 How to tell $\overline {(a,b)}=[a,b]$, $\overline{\{\frac{1}{n}:n=1,2,3,\ldots}\}=\{\frac{1}{n}:n=1,2,3,\ldots\}\cup \{0\}$ +5 Isomorphism from $\mathbb{R}$ to $(-1,1)$

 1 How to find $(-64\mathrm{i}) ^{1/3}$? 1 Is this an example of a group? 1 Prove that if two miles are run in 7:59 then one mile MUST be run under 4:00. 0 How to tell $\overline {(a,b)}=[a,b]$, $\overline{\{\frac{1}{n}:n=1,2,3,\ldots}\}=\{\frac{1}{n}:n=1,2,3,\ldots\}\cup \{0\}$ 0 How can I prove that for every real number $a$ there exists a sequence $r_n$ of rational numbers such that $r_n$ approaches $a$.

# 43 Tags

 1 abstract-algebra × 2 1 average 1 complex-numbers × 2 1 several-complex-variables 1 number-theory × 2 1 complex-analysis 1 pigeonhole-principle 0 real-analysis × 7 1 computational-complexity 0 logic × 5

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