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A rising student who is always happy and striving for the best.

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Keith50
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- February 2022
Hammering with barycentric coordinates
+ May 2021
Astro Problem of the week#1
Physics Problem of the week#1
Math Problem of the week#4
Integral of the week#4
Kinematics: Getting Started
Linear Algebra Notes - Determinants
Math Problem of the week#3
Integral of the week#3
PUEC result is out!!!
Integral of the week#2
Math Problem of the week#2
Set Theory Notes - Introduction
+ April 2021
My second handout! Check it out!
Integral of the week#1
Math Problem of the week#1
The geometry of sphere
+ March 2021
Life update and some thoughts on blogging
More interesting inequalities (JBMO)
3 easy Russian geometry problems
Inequalities are weird anyways (ELMO 2014 SL A8)
A weird Titu's Inequality? (USAMO 1999/4)
A problem from 2004 China TST
5 Inequalities which I have created!
Trigonometric Inequality: USAMO 1998/3
+ February 2021
First post on the first day of March 2021
FE again! 2018 IMO A5
Nice and easy geometry problem
Some random old Putnam problems
Elegant use of Holder's Inequality (2010 ELMO SL)
2019 EGMO/P4
+ November 2020
A quick NT functional equation from Hong Kong TST
Handout on Inequalities - Problems and Solutions
A functional equation from Thailand (TMO 2012 P5)
+ October 2020
A functional equation from Hong Kong TST
An old USAMO number theory problem
Post-IMONST 2 Senior 2020
+ September 2020
IMO 2008 P1
IMO 2020 P2 Weird Inequality Erupts
Blanchet's Theorem
Malaysia IMONST 1
APMO 2020 P1
+ August 2020
USAJMO 2012 P1
Dutch TST 2017 Day 2 P4
Learning Combinatorial Identities
JBMO SL 2018 A4
Czech-Polish-Slovak Match 2018, P1
Shouts
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  • lovely blog!

    by llr, Apr 18, 2022, 1:41 AM

  • Great blog!
    Too advanced for me though :(

    by mathlearner2357, May 5, 2021, 2:13 PM

  • Hey, thanks for the shouts!

    by Keith50, Mar 19, 2021, 5:13 PM

  • cool blog!

    by hwdaniel, Mar 19, 2021, 4:54 PM

  • 2nd ! And the blog's CSS is really nice! Really nice blog!

    by jelena_ivanchic, Mar 11, 2021, 1:54 PM

  • first shout!!!!!

    by mobro, Dec 16, 2020, 5:25 AM

6 shouts
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About Owner
  • Posts: 464
  • Joined: Dec 27, 2018
Blog Stats
  • Blog created: Aug 20, 2020
  • Total entries: 47
  • Total visits: 2113
  • Total comments: 4
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