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#poincare

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やぎ<p><a href="https://mstdn.jp/tags/FungiFriday" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>FungiFriday</span></a> 🍄 8am@JP<br><a href="https://mstdn.jp/tags/%E8%8F%8C%E6%9B%9C%E6%97%A5" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>菌曜日</span></a> おはようございます</p><p>Today is Pi Day, celebrated on 3.14! 🥧</p><p>Rumor has it that Dr. Grigori Perelman, who solved the <a href="https://mstdn.jp/tags/Poincar%C3%A9" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Poincaré</span></a> conjecture, is now dedicating his time to <a href="https://mstdn.jp/tags/mushroom" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>mushroom</span></a> hunting. Why not indulge in a mushroom pie and ponder the romance of mathematics? 🤗🍄‍🟫</p><p> <br>今日は3.14にちなんでπ(パイ)の日です🥧</p><p><a href="https://mstdn.jp/tags/%E3%83%9D%E3%82%A2%E3%83%B3%E3%82%AB%E3%83%AC%E4%BA%88%E6%83%B3" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ポアンカレ予想</span></a> を解きあかしたペレルマン博士の現在は <a href="https://mstdn.jp/tags/%E3%82%AD%E3%83%8E%E3%82%B3" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>キノコ</span></a> 狩りに没頭しているという噂です、ぜひキノコパイを食べて数学のロマンに思いを馳せてみませんか🤗🍄‍🟫<br><a href="https://mstdn.jp/tags/aiart" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>aiart</span></a> <a href="https://mstdn.jp/tags/Copilot" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Copilot</span></a> <a href="https://mstdn.jp/tags/%E3%83%91%E3%82%A4%E3%81%AE%E6%97%A5" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>パイの日</span></a> <a href="https://mstdn.jp/tags/piday" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>piday</span></a> <a href="https://mstdn.jp/tags/%CF%80" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>π</span></a></p><p>ハイビジョン特集 数学者はキノコ狩りの夢を見る ~ポアンカレ予想・100年の格闘~ - 動画配信<br><a href="https://www.nhk-ondemand.jp/goods/G2011027278SA000/" rel="nofollow noopener noreferrer" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">nhk-ondemand.jp/goods/G2011027</span><span class="invisible">278SA000/</span></a></p>
Jim Donegan 🎵 ✅<p><a href="https://mastodon.scot/tags/Poincare" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Poincare</span></a> on <a href="https://mastodon.scot/tags/Intuition" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Intuition</span></a> in <a href="https://mastodon.scot/tags/Mathematics" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Mathematics</span></a> </p><p>Very interesting paper by Henri Poincaré on 'Intuition and Logic in Mathematics' from 1905.</p><p>In this piece he presents intuition not just as a psychological trait, but as a critical component of mathematical creativity and innovation.</p><p><a href="https://mathshistory.st-andrews.ac.uk/Extras/Poincare_Intuition/" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://</span><span class="ellipsis">mathshistory.st-andrews.ac.uk/</span><span class="invisible">Extras/Poincare_Intuition/</span></a> </p><p><a href="https://mastodon.scot/tags/Math" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Math</span></a> <a href="https://mastodon.scot/tags/Maths" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Maths</span></a> <a href="https://mastodon.scot/tags/Logic" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Logic</span></a> <a href="https://mastodon.scot/tags/Conjecture" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Conjecture</span></a> <a href="https://mastodon.scot/tags/Thinking" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Thinking</span></a> <a href="https://mastodon.scot/tags/Psychology" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Psychology</span></a> <a href="https://mastodon.scot/tags/Creativity" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Creativity</span></a> <a href="https://mastodon.scot/tags/Innovation" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Innovation</span></a> <a href="https://mastodon.scot/tags/HenriPoincar%C3%A9" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>HenriPoincaré</span></a> <a href="https://mastodon.scot/tags/HenriPoincare" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>HenriPoincare</span></a></p>
dr 🛠️🛰️📡🎧:blobfoxcomputer:<p>I bought a heart rate monitor strap for on the treadmill and...oops, I got a new <a href="https://hachyderm.io/tags/adhd" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>adhd</span></a> <a href="https://hachyderm.io/tags/hyoerfixation" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>hyoerfixation</span></a>...on <a href="https://hachyderm.io/tags/medical" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>medical</span></a> <a href="https://hachyderm.io/tags/datascience" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>datascience</span></a></p><p>The app shows a "<a href="https://hachyderm.io/tags/poincare" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>poincare</span></a> plot". That is a cardiac-specific term for a more general <a href="https://hachyderm.io/tags/math" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>math</span></a> concept for investigating cyclical data. Maybe good for some of the <a href="https://hachyderm.io/tags/satellite" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>satellite</span></a> <a href="https://hachyderm.io/tags/orbit" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>orbit</span></a> stuff I've been doing! </p><p>Meanwhile, the actual use here is for "heart rate variability" which is the latest mostly-woo <a href="https://hachyderm.io/tags/health" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>health</span></a> fad</p><p>But a great excuse to learn <a href="https://hachyderm.io/tags/ble" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>ble</span></a> and practice <a href="https://hachyderm.io/tags/pyqtgraph" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>pyqtgraph</span></a></p>
tomsharp<p>In 1904, Hendrik Lorentz and Henri Poincaré developed the time/space transformations that led to the special theory of relativity. <a href="https://mastodon.sdf.org/tags/Poetry" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Poetry</span></a> <a href="https://mastodon.sdf.org/tags/Science" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Science</span></a> <a href="https://mastodon.sdf.org/tags/History" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>History</span></a> <a href="https://mastodon.sdf.org/tags/Physics" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Physics</span></a> <a href="https://mastodon.sdf.org/tags/Relativity" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Relativity</span></a> <a href="https://mastodon.sdf.org/tags/Lorentz" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Lorentz</span></a> <a href="https://mastodon.sdf.org/tags/Poincar%C3%A9" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Poincaré</span></a> (<a href="https://sharpgiving.com/thebookofscience/items/p1904c.html" rel="nofollow noopener noreferrer" target="_blank"><span class="invisible">https://</span><span class="ellipsis">sharpgiving.com/thebookofscien</span><span class="invisible">ce/items/p1904c.html</span></a>)</p>
tomsharp<p>In 1903, Henri Poincaré showed that the universe is less predicable than Newton’s laws would suggest, which was the beginning of Chaos Theory. <a href="https://mastodon.sdf.org/tags/Poetry" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Poetry</span></a> <a href="https://mastodon.sdf.org/tags/Science" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Science</span></a> <a href="https://mastodon.sdf.org/tags/History" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>History</span></a> <a href="https://mastodon.sdf.org/tags/Mathematics" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Mathematics</span></a> <a href="https://mastodon.sdf.org/tags/Chaos" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Chaos</span></a> <a href="https://mastodon.sdf.org/tags/Poincar%C3%A9" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Poincaré</span></a> (<a href="https://sharpgiving.com/thebookofscience/items/p1903.html" rel="nofollow noopener noreferrer" target="_blank"><span class="invisible">https://</span><span class="ellipsis">sharpgiving.com/thebookofscien</span><span class="invisible">ce/items/p1903.html</span></a>)</p>
Ele Willoughby, PhD<p>Happy birthday mathematician Henri Poincaré<br>(1854-1912), here in my Cubist <a href="https://spore.social/tags/linocut" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>linocut</span></a> portrait.</p><p>My print is about how movements in art can be connected with contemporary <a href="https://spore.social/tags/math" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>math</span></a> &amp; <a href="https://spore.social/tags/physics" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>physics</span></a>. Specifically, the way Cubism breaks from a single favoured perspective or absolute frame of reference &amp; breaks down subjects into geometrical shapes from multiple points of view can be tied to advancements in non-Euclidian geometry in math &amp; special relativity (Einstein, 1905). 🧵</p><p><a href="https://spore.social/tags/printmaking" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>printmaking</span></a> <a href="https://spore.social/tags/sciart" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>sciart</span></a> <a href="https://spore.social/tags/Poincar%C3%A9" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Poincaré</span></a></p>
Jim Donegan 🎵 ✅<p><a href="https://mastodon.scot/tags/GregoryChaitin" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>GregoryChaitin</span></a> - Is <a href="https://mastodon.scot/tags/Mathematics" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Mathematics</span></a> <a href="https://mastodon.scot/tags/Eternal" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Eternal</span></a>? </p><p><a href="https://www.youtube.com/watch?v=KEuylDsONxo" rel="nofollow noopener noreferrer" translate="no" target="_blank"><span class="invisible">https://www.</span><span class="ellipsis">youtube.com/watch?v=KEuylDsONx</span><span class="invisible">o</span></a> </p><p><a href="https://mastodon.scot/tags/Philosophy" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Philosophy</span></a> <a href="https://mastodon.scot/tags/PhilosophyOfScience" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>PhilosophyOfScience</span></a> <a href="https://mastodon.scot/tags/PhilosophyOfMathematics" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>PhilosophyOfMathematics</span></a> <a href="https://mastodon.scot/tags/Science" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Science</span></a> <a href="https://mastodon.scot/tags/Math" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Math</span></a> <a href="https://mastodon.scot/tags/Maths" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Maths</span></a> <a href="https://mastodon.scot/tags/Cantor" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Cantor</span></a> <a href="https://mastodon.scot/tags/Ramanujan" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Ramanujan</span></a> <a href="https://mastodon.scot/tags/SetTheory" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SetTheory</span></a> <a href="https://mastodon.scot/tags/God" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>God</span></a> <a href="https://mastodon.scot/tags/Spirituality" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Spirituality</span></a> <a href="https://mastodon.scot/tags/Beauty" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Beauty</span></a> <a href="https://mastodon.scot/tags/Transcendence" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Transcendence</span></a> <a href="https://mastodon.scot/tags/Numbers" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Numbers</span></a> <a href="https://mastodon.scot/tags/Contradiction" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Contradiction</span></a> <a href="https://mastodon.scot/tags/Logic" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Logic</span></a> <a href="https://mastodon.scot/tags/Poincar%C3%A9" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Poincaré</span></a> <a href="https://mastodon.scot/tags/Poincare" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Poincare</span></a> <a href="https://mastodon.scot/tags/Euler" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Euler</span></a> <a href="https://mastodon.scot/tags/CloserToTruth" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>CloserToTruth</span></a> <a href="https://mastodon.scot/tags/RobertKuhn" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>RobertKuhn</span></a></p>
Steven Galbraith<p>This is a one million dollar prize that was declined by the winner. </p><p><a href="https://ioc.exchange/tags/mathematics" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>mathematics</span></a> <a href="https://ioc.exchange/tags/milleniumprize" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>milleniumprize</span></a> <a href="https://ioc.exchange/tags/Poincar%C3%A9" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Poincaré</span></a></p>
Victoria Stuart 🇨🇦 🏳️‍⚧️<p>...<br>Our finding bridges the discrete geometry with neural networks directly ...</p><p>This work unites philosophically the distinct two ideas of the human visual recognition — the polytopes to model the nature by the ancient Greek mathematics of Archimedes, and the neural network functions to model any shape in the nature. This occurrence could be called a societal Poincare recurrence.</p><p><a href="https://mastodon.social/tags/mathematics" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>mathematics</span></a> <a href="https://mastodon.social/tags/polytopes" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>polytopes</span></a> <a href="https://mastodon.social/tags/Poincare" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Poincare</span></a></p>
∫|λ --- --. .. -.-.³|d-.-. < ∞<p>&quot;We must therefore decide without knowing;...and we must follow rules without quite believing them. What I know is not that such and such thing is true, but that the best course for me is to *act as if* it were true&quot; <a href="https://mathstodon.xyz/tags/Poincare" class="mention hashtag" rel="tag">#<span>Poincare</span></a></p>
Ele Willoughby, PhD<p>Happy birthday <a href="https://spore.social/tags/mathematician" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>mathematician</span></a> Henri Poincaré (1854-1912), here in my Cubist <a href="https://spore.social/tags/linocut" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>linocut</span></a> portrait.</p><p>This print is about how movements in art can be connected with contemporary <a href="https://spore.social/tags/math" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>math</span></a> &amp; <a href="https://spore.social/tags/physics" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>physics</span></a>. Specifically, the way <a href="https://spore.social/tags/Cubism" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Cubism</span></a> breaks from 1 favoured perspective or absolute frame of reference &amp; breaks down subjects into geometrical shapes from multiple points of view can be tied to advancements in non-Euclidian geometry in math &amp; special relativity (Einstein, 1905). <br><a href="https://spore.social/tags/printmaking" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>printmaking</span></a> <a href="https://spore.social/tags/sciart" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>sciart</span></a> <a href="https://spore.social/tags/Poincar%C3%A9" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Poincaré</span></a></p>
Ele Willoughby, PhD<p>Happy birthday <a href="https://spore.social/tags/mathematician" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>mathematician</span></a> Henri Poincaré<br>(1854-1912), here in my Cubist <a href="https://spore.social/tags/linocut" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>linocut</span></a> portrait.</p><p>This print is about how movements in art can be connected with contemporary <a href="https://spore.social/tags/math" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>math</span></a> &amp; <a href="https://spore.social/tags/physics" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>physics</span></a>. Specifically, the way <a href="https://spore.social/tags/Cubism" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Cubism</span></a> breaks from a single favoured perspective or absolute frame of reference &amp; breaks down subjects into geometrical shapes from multiple points of view can be tied to advancements in non-Euclidian geometry in math &amp; special relativity …</p><p><a href="https://spore.social/tags/printmaking" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>printmaking</span></a> <a href="https://spore.social/tags/sciart" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>sciart</span></a> <a href="https://spore.social/tags/Poincar%C3%A9" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Poincaré</span></a></p>
Sean Reid<p>Degree 3 Bethe lattice, embedded in a Poincaré disk</p><p><a href="https://en.wikipedia.org/wiki/Bethe_lattice" target="_blank" rel="nofollow noopener noreferrer" translate="no"><span class="invisible">https://</span><span class="ellipsis">en.wikipedia.org/wiki/Bethe_la</span><span class="invisible">ttice</span></a></p><p><a href="https://en.wikipedia.org/wiki/Hyperbolic_tree" target="_blank" rel="nofollow noopener noreferrer" translate="no"><span class="invisible">https://</span><span class="ellipsis">en.wikipedia.org/wiki/Hyperbol</span><span class="invisible">ic_tree</span></a></p><p><a href="https://mathstodon.xyz/tags/mathart" class="mention hashtag" rel="tag">#<span>mathart</span></a> <a href="https://mathstodon.xyz/tags/mastoart" class="mention hashtag" rel="tag">#<span>mastoart</span></a> <a href="https://mathstodon.xyz/tags/graph" class="mention hashtag" rel="tag">#<span>graph</span></a> <a href="https://mathstodon.xyz/tags/tree" class="mention hashtag" rel="tag">#<span>tree</span></a> <a href="https://mathstodon.xyz/tags/bethe" class="mention hashtag" rel="tag">#<span>bethe</span></a> <a href="https://mathstodon.xyz/tags/poincar%C3%A9" class="mention hashtag" rel="tag">#<span>poincaré</span></a></p>
Pustam | पुस्तम | পুস্তম🇳🇵<p>&quot;Who Pioneers the Concept of 4-Dimensional Spacetime&quot; by Areeba Merriam 🔗 <a href="https://www.cantorsparadise.com/who-pioneers-the-concept-of-4-dimensional-spacetime-ae705369c1b0" target="_blank" rel="nofollow noopener noreferrer" translate="no"><span class="invisible">https://www.</span><span class="ellipsis">cantorsparadise.com/who-pionee</span><span class="invisible">rs-the-concept-of-4-dimensional-spacetime-ae705369c1b0</span></a></p><p><a href="https://mathstodon.xyz/tags/Spacetime" class="mention hashtag" rel="tag">#<span>Spacetime</span></a> <a href="https://mathstodon.xyz/tags/Time" class="mention hashtag" rel="tag">#<span>Time</span></a> <a href="https://mathstodon.xyz/tags/Space" class="mention hashtag" rel="tag">#<span>Space</span></a> <a href="https://mathstodon.xyz/tags/FourDimensionalSpacetime" class="mention hashtag" rel="tag">#<span>FourDimensionalSpacetime</span></a> <a href="https://mathstodon.xyz/tags/RelativisticMechanics" class="mention hashtag" rel="tag">#<span>RelativisticMechanics</span></a> <a href="https://mathstodon.xyz/tags/NewtonianMechanics" class="mention hashtag" rel="tag">#<span>NewtonianMechanics</span></a> <a href="https://mathstodon.xyz/tags/EuclideanGeometry" class="mention hashtag" rel="tag">#<span>EuclideanGeometry</span></a> <a href="https://mathstodon.xyz/tags/HyperbolicGeometry" class="mention hashtag" rel="tag">#<span>HyperbolicGeometry</span></a> <a href="https://mathstodon.xyz/tags/AlbertEinstein" class="mention hashtag" rel="tag">#<span>AlbertEinstein</span></a> <a href="https://mathstodon.xyz/tags/Einstein" class="mention hashtag" rel="tag">#<span>Einstein</span></a> <a href="https://mathstodon.xyz/tags/DavidHilbert" class="mention hashtag" rel="tag">#<span>DavidHilbert</span></a> <a href="https://mathstodon.xyz/tags/Hilbert" class="mention hashtag" rel="tag">#<span>Hilbert</span></a> <a href="https://mathstodon.xyz/tags/Lobachevsky" class="mention hashtag" rel="tag">#<span>Lobachevsky</span></a> <a href="https://mathstodon.xyz/tags/Riemann" class="mention hashtag" rel="tag">#<span>Riemann</span></a> <a href="https://mathstodon.xyz/tags/Bolyai" class="mention hashtag" rel="tag">#<span>Bolyai</span></a> <a href="https://mathstodon.xyz/tags/HermannMinkowski" class="mention hashtag" rel="tag">#<span>HermannMinkowski</span></a> <a href="https://mathstodon.xyz/tags/Minkowski" class="mention hashtag" rel="tag">#<span>Minkowski</span></a> <a href="https://mathstodon.xyz/tags/Poincar%C3%A9" class="mention hashtag" rel="tag">#<span>Poincaré</span></a> <a href="https://mathstodon.xyz/tags/Framework" class="mention hashtag" rel="tag">#<span>Framework</span></a> <a href="https://mathstodon.xyz/tags/Relativity" class="mention hashtag" rel="tag">#<span>Relativity</span></a> <a href="https://mathstodon.xyz/tags/GeneralRelativity" class="mention hashtag" rel="tag">#<span>GeneralRelativity</span></a> <a href="https://mathstodon.xyz/tags/SpecialRelativity" class="mention hashtag" rel="tag">#<span>SpecialRelativity</span></a> <a href="https://mathstodon.xyz/tags/Geometry" class="mention hashtag" rel="tag">#<span>Geometry</span></a> <a href="https://mathstodon.xyz/tags/Mathematics" class="mention hashtag" rel="tag">#<span>Mathematics</span></a> <a href="https://mathstodon.xyz/tags/RelativisticPhysics" class="mention hashtag" rel="tag">#<span>RelativisticPhysics</span></a></p>
Bryan Kam<p>Anyone read A. I. Miller's Imagery in Scientific Thought Creating 20th-Century <a href="https://writing.exchange/tags/Physics" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Physics</span></a>?</p><p>Seems interesting... I'm already looking at <a href="https://writing.exchange/tags/Einstein" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Einstein</span></a>, and I may need to look at <a href="https://writing.exchange/tags/Poincar%C3%A9" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Poincaré</span></a> and <a href="https://writing.exchange/tags/Boltzmann" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Boltzmann</span></a> anyway. Miller seems to present a different understanding of <a href="https://writing.exchange/tags/Piaget" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Piaget</span></a>'s genetic epistemology than I had</p>
JeromeDqn<p>During the course "<a href="https://fediscience.org/tags/Qualitative" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Qualitative</span></a> <a href="https://fediscience.org/tags/theory" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>theory</span></a> of <a href="https://fediscience.org/tags/dynamical" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>dynamical</span></a> systems" taught @UNamur, I asked students to report me their favourite application of the Implicit Function Theorem (IFT). In this unit, this <a href="https://fediscience.org/tags/theorem" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>theorem</span></a> plays a pivotal role for <a href="https://fediscience.org/tags/bifurcations" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>bifurcations</span></a> and preservation of <a href="https://fediscience.org/tags/equilibria" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>equilibria</span></a>.</p><p>A student reported me that we can prove the existence of a return time for <a href="https://fediscience.org/tags/Poincar%C3%A9" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Poincaré</span></a> map of vector fields having a periodic orbit using the IFT. Here how 🧵:</p><p>🐦🐦🐦<a href="https://twitter.com/daquin_jerome/status/1595457028289449985?s=19" rel="nofollow noopener noreferrer" target="_blank"><span class="invisible">https://</span><span class="ellipsis">twitter.com/daquin_jerome/stat</span><span class="invisible">us/1595457028289449985?s=19</span></a></p>
G. D. McBain<p><span class="h-card" translate="no"><a href="https://mathstodon.xyz/@axiom" class="u-url mention">@<span>axiom</span></a></span> Ta, yes, I convinced myself of that eventually; sometimes, inverting <a href="https://mathstodon.xyz/tags/poincare" class="mention hashtag" rel="tag">#<span>poincare</span></a>, I find it helpful to give different names to the same thing. Anyway, <a href="https://mathstodon.xyz/tags/scikit" class="mention hashtag" rel="tag">#<span>scikit</span></a>-fem now has a quadrature rule for a point that isn&#39;t dimensionally wrong like my first effort. The abscissa isn&#39;t (0) but (); the former is an embedding of the point in the line.</p>