Infinity
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The Infinite Grains of Sand: A Mind-Bending Calculus Lesson!
Bitcoin Bram· 2026-02-18 21:00
I'm an engineer so you know I took a lot of calculus and we we did a lot of limits. I mean when you go to a limit of infinity um you could just figure things out not by going to infinity but by you know plotting plotting doing a plot and you can you could see a plot approaching zero for example that that's an asmtoic example like a a real world uh example is say let we have a pile of sand. Let's say say we have 21 million grains of sand.So a person comes and takes half of that and in four years they take an ...
Infinity, Paradoxes, Gödel Incompleteness & the Mathematical Multiverse | Lex Fridman Podcast #488
Lex Fridman· 2025-12-31 21:26
- The following is a conversation with Joel David Hamkins, a mathematician and philosopher specializing in set theory, the foundation of mathematics and the nature of infinity. He is the number one highest rated user on MathOverflow, which I think is a legendary accomplishment. MathOverflow, by the way, is like StackOverflow but for research mathematicians.He is also the author of several books, including Proof in the Art of Mathematics and Lectures on the Philosophy of Mathematics. And he has a great blog, ...
The power of infinity | Sebastian Lage-Paily | TEDxCranleigh Abu Dhabi
TEDx Talks· 2025-09-04 15:12
Core Mathematical Concepts - Explores the concept of cardinality to compare the sizes of infinite sets, demonstrating that the number of squares and whole numbers have the same cardinality [4][5][6][7] - Introduces Cantor's diagonal proof to illustrate that the cardinality of real numbers is greater than that of whole numbers [8][9] - Discusses the concept of limits, explaining how an output converges on a single value as the input approaches infinity [18][19] Paradoxes and Applications of Infinity - Mentions Zeno's dichotomy paradox to highlight historical challenges in accepting the concept of infinity [10][11] - Explains the Grand Hotel paradox to illustrate the counterintuitive properties of infinity [11][12][13][14] - Showcases the presence of infinity in art through fractals like the Mandelbrot set [15] - Explores the concept of recursivity in language, suggesting the possibility of infinitely long grammatically correct sentences [16][17] Illustrative Examples - Uses the example of summing a half, a quarter, an eighth, and so on, to demonstrate that the series converges to a value of one [20][21][22]