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Daoyi Peng

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199 reputation
5
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location Hubei Province, China
age 21
visits member for 1 year, 1 month
seen Jul 16 '12 at 3:36
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I am a student from Hubei Province, China.
199 reputation
 bio website visits member for 1 year, 1 month
5 badges
 location Hubei Province, China seen Jul 16 '12 at 3:36
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8 Questions

votes activity newest
19
 How did Ramanujan get this result?
5
 How to prove Gauss's Digamma Theorem?
5
 Prime number $p=4k+1,\;k\in\mathbb{Z}$
4
 What is the value of $\Gamma(\mathrm{i})$ ?
2
 Identity, Bernoulli number
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199 Reputation

+5 How to prove Gauss's Digamma Theorem?
+10 How did Ramanujan get this result?
+5 Prime number $p=4k+1,\;k\in\mathbb{Z}$
+10 Sum of reciprocals of squares of the form $3n+1$?
view more

3 Answers

votes activity newest
1
 Sum of reciprocals of squares of the form $3n+1$?
0
 Find value of infinite sum
-3
 how to evaluate $\lim_{x \to \infty}(1+4/x)^\sqrt{x^2+1}$

9 Tags

1
sequences-and-series × 4
0
integral
0
number-theory × 3
0
complex-analysis
0
calculus × 3
0
gamma-function
0
special-functions × 2
-3
limit
0
bernoulli-numbers

1 Account

Mathematics Stack Exchange Mathematics 199 rep 5

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