1,146 reputation
2420
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location
age 18
visits member for 2 years, 7 months
seen Oct 1 '13 at 1:21

My interests are: Math and Phys. My dream is to study at MIT.


Jul
2
awarded  Curious
Apr
28
awarded  Nice Question
Mar
26
awarded  Popular Question
Jan
13
awarded  Yearling
May
7
awarded  Caucus
Mar
3
revised $\sum_{k=0}^{100} a_k x^{k}=0, a_i \in \mathbb{Z}$ How many equations?
The index of coefficients in the polynomial
Mar
3
suggested suggested edit on $\sum_{k=0}^{100} a_k x^{k}=0, a_i \in \mathbb{Z}$ How many equations?
Mar
2
awarded  Investor
Feb
25
accepted When is a sum of consecutive squares equal to a square?
Jan
13
awarded  Yearling
Nov
7
awarded  Fanatic
Nov
1
accepted Count the number of “special subsets”
Nov
1
comment Count the number of “special subsets”
It is very difficult to me (my poor level) to understand this decision. I need some time before I'll accept it. Thank you very much!
Nov
1
comment Count the number of “special subsets”
Is it a hint? Or just a suggestion? I can't imagine how it may help us to count F(k+1) if we know F(k).
Oct
31
asked Count the number of “special subsets”
Oct
4
awarded  Popular Question
Sep
14
comment Through any $n$ distinct points on a plane we can draw a straight line.
I mean that I'm ashamed. It was very clear to understand by myself.
Sep
14
comment Through any $n$ distinct points on a plane we can draw a straight line.
Thanks, I get it from Clive Newstead answer. It is so clear, i'm confused i didn't see that.
Sep
14
accepted Through any $n$ distinct points on a plane we can draw a straight line.
Sep
14
comment Through any $n$ distinct points on a plane we can draw a straight line.
Just so simple? I'm confused.