Submissions from divisbyzero.com

		The Unknotting Number Is Not Additive (divisbyzero.com)
		178 points by JohnHammersley 8 months ago \| past \| 78 comments
		Maypole Dance of Braid Like Groups (2009) (divisbyzero.com)
		37 points by srean on June 9, 2025 \| past \| 4 comments
		I Heart Cardioids (divisbyzero.com)
		6 points by thunderbong on May 16, 2025 \| past
		Make a "Magic Eye" image using Excel (divisbyzero.com)
		115 points by noiv on Dec 4, 2024 \| past \| 56 comments
		Make a "Magic Eye" image using Excel (divisbyzero.com)
		2 points by robinhouston on Dec 1, 2024 \| past \| 1 comment
		Making the Mandelbrot Set with Excel (divisbyzero.com)
		8 points by johndcook on Nov 14, 2024 \| past
		Making the Mandelbrot Set with Excel (divisbyzero.com)
		1 point by lapnect on Nov 14, 2024 \| past
		Making the Mandelbrot Set with Excel (divisbyzero.com)
		2 points by JohnHammersley on Nov 13, 2024 \| past
		Fold-and-Cut Hat and Spectre Tiles (divisbyzero.com)
		1 point by _Microft on Aug 15, 2024 \| past
		Fold-and-Cut Hat and Spectre Tiles (divisbyzero.com)
		1 point by JohnHammersley on Aug 14, 2024 \| past
		Turing's topological proof that every written alphabet is finite (2010) (divisbyzero.com)
		138 points by aebtebeten on July 23, 2024 \| past \| 114 comments
		3D-Printable Aperiodic Monotiles and Aperiodic Monotile Coloring Book Pages (divisbyzero.com)
		1 point by JohnHammersley on June 4, 2023 \| past
		What are p-adic numbers? (2008) (divisbyzero.com)
		14 points by jayhoon on Jan 14, 2023 \| past \| 1 comment
		Advice for College Students (divisbyzero.com)
		1 point by ColinWright on June 10, 2022 \| past
		Wobbly tables and the intermediate value theorem (divisbyzero.com)
		2 points by sebg on May 13, 2022 \| past
		My Two-Day Crash Course in PGFPlots and TikZ (divisbyzero.com)
		1 point by JohnHammersley on May 28, 2021 \| past
		Volume of N-Dimensional Balls (divisbyzero.com)
		3 points by susam on Oct 11, 2020 \| past
		What are p-adic numbers? (2008) (divisbyzero.com)
		1 point by xingyzt on Aug 30, 2020 \| past
		What is the difference between a theorem, a lemma, and a corollary? (divisbyzero.com)
		1 point by zffr on July 5, 2020 \| past
		Make a Real Projective Plane (Boy’s Surface) Out of Paper (divisbyzero.com)
		1 point by furcyd on April 8, 2020 \| past
		The Magnificent Möbius Band – David Richeson (divisbyzero.com)
		1 point by furcyd on March 29, 2020 \| past
		The Most Imaginary Number Is Real (divisbyzero.com)
		22 points by furcyd on March 13, 2019 \| past \| 3 comments
		What is the difference between a theorem, a lemma, and a corollary? (divisbyzero.com)
		2 points by peter_d_sherman on March 8, 2019 \| past \| 2 comments
		Mathematical surprises (2010) (divisbyzero.com)
		1 point by 3apo on Jan 25, 2019 \| past
		Make Your Own Pythagorean Cup (divisbyzero.com)
		48 points by JohnHammersley on Dec 31, 2018 \| past \| 22 comments
		Proof Without Words: Gregory’s Theorem (divisbyzero.com)
		97 points by JohnHammersley on Sept 29, 2018 \| past \| 26 comments
		Möbius Band Ambigram (divisbyzero.com)
		1 point by JohnHammersley on Sept 11, 2018 \| past
		Rubik’s Cube Tri-Hexaflexagon (divisbyzero.com)
		3 points by JohnHammersley on Aug 22, 2018 \| past
		The Division Symbol Goes Viral (divisbyzero.com)
		2 points by JohnHammersley on Sept 17, 2017 \| past
		Seventeen Facts about 17 (divisbyzero.com)
		1 point by JohnHammersley on April 15, 2017 \| past
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