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Daniel Low

I write about things I find interesting. Usually they are related to travels, programming, puzzles, food venues, and other random things.

  • A side car puzzle
    28 Oct 20
    A puzzle about how to fetch two friends so that all parties reach the final destination at the same time.     algebra maths puzzles 355 words · 2 minutes read
  • A walking puzzle where you're only told distances
    28 Oct 20
    A maths puzzle when you’re only told about the distances when two persons meet.     algebra equation maths puzzles 335 words · 2 minutes read
  • A walking puzzle where you're only told about time
    27 Oct 20
    A maths puzzle where you’re told only about the time two persons left, when they met, and when they arrived at the destination.     algebra equation maths puzzles reciprocal 430 words · 3 minutes read
  • IMO 2020
    14 Oct 20
    My attempts and write up for IMO 2020 problems.     imo maths maths-olympiad olympiad 1173 words · 6 minutes read
  • Geometric puzzles using elementary operations
    17 Jul 20
    Construct tangent and perpendicular using elementary operations     geoemtry maths puzzles 321 words · 2 minutes read
  • Some notes harmonic mean
    16 Jul 20
    Definition, geometric interpretation and recreational puzzle uses     harmonic mean maths proof-without-words 603 words · 3 minutes read
  • Geometric problem 1
    16 Jul 20
    A problem involving incircle and angle bisector     ceva-theorem geometry maths recreational 236 words · 2 minutes read
  • Using arc lengths to solve geometry problems
    21 May 20
    Sometimes dealing with arc length as a proxy for angles is simpler     geometry homomorphism maths 362 words · 2 minutes read
  • SMO 2017 open round 1
    29 Jul 17
    My solution to 2017 SMO open round 1     maths maths-olympiad olympiad 2724 words · 13 minutes read

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