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### Questions (29)

 30 Rudin or Apostol 14 Difficulty level of Courant's book 9 solution to $7^{a}+1 =3^{b}+5^{c}$ for natural $a$,$b$ and $c$ 9 Proving that an additive function $f$ is continuous if it is continuous at a single point 7 How to use Hardy and Wright's text and what corresponding exercises/problem books can I do?

### Reputation (1,095)

 +5 Difficulty level of Courant's book +5 How can I find the median of this frequency distribution +5 Finding pairs of integers such that $x^2+3y$ and $y^2+3x$ are both perfect squares +5 Rudin or Apostol

 6 Need help finding smallest value of $x^2 + y^2$ 5 Advantages of IMO students in Mathematical Research 4 Fun math for young, bored kids? 3 Proving $a^2+b^2=c^2$ where $a,b,c$ are side lengths of a right triangle. 3 What are the properties of a prime number?

### Tags (41)

 6 algebra-precalculus × 6 3 totient-function 6 elementary-number-theory × 6 3 triangle 6 geometry × 4 2 contest-math × 8 4 trigonometry × 6 2 modular-arithmetic 3 prime-numbers 1 problem-solving × 5

### Accounts (4)

 Mathematics 1,095 rep 11224 Area 51 151 rep 5 Physics 130 rep 6 Stack Overflow 116 rep 3