Search found 155 matches
- Mon Feb 16, 2015 6:46 pm
- Forum: Combinatorics
- Topic: Triangle in a 2n-Graph
- Replies: 2
- Views: 2851
Triangle in a 2n-Graph
There are $2n$ points in space such that no $3$ points are co-linear. Suppose, they are joined by at least $n^2+1$ edges. Show that, at least $1$ triangle is formed.
- Fri Feb 06, 2015 8:17 pm
- Forum: Secondary Level
- Topic: Practice Problem Set for National (Secondary Category)
- Replies: 2
- Views: 5109
Re: Practice Problem Set for National (Secondary Category)
I think it would be nice if all the P-Sets were merged in one thread, and, the discussions were carried out in that thread as well...
- Sun Feb 01, 2015 6:12 pm
- Forum: National Math Olympiad (BdMO)
- Topic: Warm-Up Problems For BDMO-2015
- Replies: 1
- Views: 2328
Re: Warm-Up Problems For BDMO-2015
There's a typo in no. 3... which has been corrected
- Sat Jan 31, 2015 9:20 pm
- Forum: National Math Olympiad (BdMO)
- Topic: Warm-Up Problems For BDMO-2015
- Replies: 1
- Views: 2328
Warm-Up Problems For BDMO-2015
A joint effort of me and photon. We hope these'll help to warm-up for the National Olympiad.
Have fun solving problems...
Have fun solving problems...
- Tue Jan 27, 2015 7:22 pm
- Forum: Higher Secondary Level
- Topic: Infinity*zero= ??
- Replies: 5
- Views: 5134
Re: Infinity*zero= ??
I don't think Infinity is a number... it is a concept...
- Sun Jan 18, 2015 7:37 pm
- Forum: Geometry
- Topic: Some Angle-Related Problems
- Replies: 0
- Views: 2456
Some Angle-Related Problems
For the geometry afficionados. Any suggestion will be appreciated.
Enjoy.
Enjoy.
- Fri Jan 09, 2015 11:26 pm
- Forum: Algebra
- Topic: Function material
- Replies: 4
- Views: 7985
Re: Function material
I'll post what I have. Others please continue the thread. $[1]$ Functional Equations , by, Marko Radovanovic Note from IMO-Math funeqn_mr.pdf $[2]$ Functional Equations , by, David Arthur Article from Canadian IMO Training-Camp 2014 Functional Equations - David Arthur - 2014 winter camp.pdf
- Fri Jan 09, 2015 11:10 pm
- Forum: Social Lounge
- Topic: Last post of the year 2014
- Replies: 3
- Views: 4523
Re: Last post of the year 2014
I think it should be... "ফার্স্ট ডিফারেন্সিয়াল জিরো ও সেকেন্ড ডিফারেন্সিয়াল নেগেটিভ হোক"
- Tue Dec 30, 2014 9:51 pm
- Forum: Higher Secondary Level
- Topic: Looking for projective geometry books
- Replies: 7
- Views: 15389
Re: Looking for projective geometry books
For downloading books, you can check out: Bookfi
- Tue Dec 30, 2014 9:48 pm
- Forum: Higher Secondary Level
- Topic: Looking for projective geometry books
- Replies: 7
- Views: 15389
Re: Looking for projective geometry books
This is the continuation of Remorov's article from $[4]$: