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[Daily puzzle] Proving a curious equality
1061 sats \ 14 comments \ @south_korea_ln 27 Oct 2024 science
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[Daily puzzle] Simple algebra problem.
1169 sats \ 17 comments \ @south_korea_ln 28 Oct 2024 science
[Not-so-daily puzzle] Nested roots
400 sats \ 9 comments \ @south_korea_ln 19 Dec 2024 science
[Daily puzzle] is this number rational
1074 sats \ 10 comments \ @south_korea_ln 25 Oct 2024 science
[Daily puzzle] A short break (and some answers)
632 sats \ 4 comments \ @south_korea_ln 19 Oct 2024 science
[Daily puzzle] Triangle inequality
571 sats \ 3 comments \ @south_korea_ln 10 Nov 2024 science
[Not-so-daily puzzle] Area of a diamond
474 sats \ 4 comments \ @south_korea_ln 1 Jan 2025 science
[Daily puzzle] Fun with geometry
757 sats \ 4 comments \ @south_korea_ln 20 Oct 2024 science
[Not-so-daily puzzle] A fun geometry puzzle
405 sats \ 11 comments \ @south_korea_ln 15 Jan 2025 science
[Daily puzzle] \sum_0^{120} \frac{1}{\sqrt{n+1}+\sqrt{n}} = ?
769 sats \ 11 comments \ @south_korea_ln 24 Sep 2024 charts_and_maps
[Not-so-daily puzzle] happy.newyear
272 sats \ 8 comments \ @south_korea_ln 31 Dec 2024 science
[Not-so-daily puzzle] Circle fun
757 sats \ 0 comments \ @south_korea_ln 29 Jan 2025 science
[Not-so-daily puzzle] Simplify the expression
390 sats \ 9 comments \ @south_korea_ln 5 Dec 2024 science
[Daily puzzle] Reuleaux triangle
716 sats \ 12 comments \ @south_korea_ln 30 Oct 2024 science
[Daily puzzle] Find the ratio
847 sats \ 8 comments \ @south_korea_ln 26 Oct 2024 science
[Not-so-daily puzzle] Two envelope puzzle
921 sats \ 12 comments \ @south_korea_ln 25 Dec 2024 science
[Daily puzzle] Find the radius of the circle
1947 sats \ 26 comments \ @south_korea_ln 11 Oct 2024 science
[Daily puzzle] Integral
705 sats \ 11 comments \ @south_korea_ln 31 Oct 2024 science
[Daily puzzle] Find area of white region
2026 sats \ 18 comments \ @south_korea_ln 10 Oct 2024 science
[Daily puzzle] Find a little known property of regular polygones
1418 sats \ 12 comments \ @south_korea_ln 8 Oct 2024 science
[Daily puzzle] Magic product puzzle
681 sats \ 11 comments \ @south_korea_ln 15 Oct 2024 science
[Daily puzzle] Tricky system of equations
1119 sats \ 7 comments \ @south_korea_ln 5 Nov 2024 science