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Jan
25
comment Recommended Algebra Books to read?
@GregoryGrant it mentions them... I don't think someone studying linear algebra for the first time needs more than that, most books at that level don't even mention them
Jan
25
comment Recommended Algebra Books to read?
all except from the pagerank algorithm (google invented that right? maybe you can find a good explanation of it online)
Jan
25
comment Recommended Algebra Books to read?
Hoffman, Kunze. Linear algebra
Nov
13
revised $\int e^{-x^2}dx$
deleted 5 characters in body
Sep
24
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Sep
16
awarded  Yearling
Aug
25
awarded  Notable Question
Apr
22
awarded  Citizen Patrol
Apr
13
comment Determine if a rectagle is fully “compatible” with a given Polyomino
code.google.com/codejam/contests.html scroll down, there's analysis for every major past contest
Apr
13
comment Determine if a rectagle is fully “compatible” with a given Polyomino
They provided analysis of past contests' (as you can see on the page), I don't see why they wouldn't provide it this year.
Apr
13
comment Determine if a rectagle is fully “compatible” with a given Polyomino
this was problem D of the last google code jam, I guess they will post an analysis of the solution
Feb
27
comment Elementary algebraic question about finite-fields.
Since you can have polynomials of every degree F[x] must be infinite and F^n is finite so F[x] can't be a subset of F^n.
Nov
22
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Sep
16
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Jul
2
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May
3
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Feb
19
awarded  Good Answer
Feb
14
comment How many positive integers $< 1{,}000{,}000$ contain the digit $2$?
@WinMc yeah, I take part in codeforces and topcoder that's why I'm trying to improve my dynamic programming skills with problems like this so I'm looking where can I learn.
Feb
14
comment How many positive integers $< 1{,}000{,}000$ contain the digit $2$?
can you give me one reference where I can learn this kind of things? (counting+recurrences)
Feb
4
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