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Mathematical exceptions to the rules or intuitionSat, 11 Dec 2021 05:47:16 +0000
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Comment on Mean independent and correlated variables by What is mean independence? | Statistical Odds & Ends
https://www.mathcounterexamples.net/mean-independent-and-correlated-variables/#comment-10400
Sat, 11 Dec 2021 05:47:16 +0000https://www.mathcounterexamples.net/?p=1508#comment-10400[…] Merx, J.-P. Mean independent and correlated variables. […]
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Comment on Totally disconnected compact set with positive measure by Interpreting the Size of the Cantor Set –
https://www.mathcounterexamples.net/totally-disconnected-compact-set-with-positive-measure/#comment-10399
Sun, 10 Oct 2021 16:57:45 +0000https://www.mathcounterexamples.net/?p=1398#comment-10399[…] more strange; there exist totally disconnected compact sets with positive Lebesgue measure! See here for an example of such a set. […]
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Comment on The line with two origins by İki Orijinli Doğru | Topolojik bir oluşum!
https://www.mathcounterexamples.net/the-line-with-two-origins/#comment-10398
Sat, 04 Sep 2021 11:26:14 +0000https://www.mathcounterexamples.net/?p=1135#comment-10398[…] KAYNAKLAR1) https://www.mathcounterexamples.net/the-line-with-two-origins/ […]
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Comment on A module without a basis by O Primeiro Teorema do Isomorfismo para Módulos – Ricardo L. Bertolucci F.
https://www.mathcounterexamples.net/a-module-without-a-basis/#comment-10397
Sun, 04 Apr 2021 05:41:48 +0000https://www.mathcounterexamples.net/?p=351#comment-10397[…] vetorial sobre , consequência do Lema de Zorn. Todavia, algo assustador ocorre com os módulos: nem todos admitem base, no sentido usual da Álgebra Linear (bases de […]
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Comment on A module without a basis by Aperiodical Round Up 11: more than you could ever need, want or be able to know | The Aperiodical
https://www.mathcounterexamples.net/a-module-without-a-basis/#comment-10351
Fri, 28 Aug 2020 14:05:25 +0000https://www.mathcounterexamples.net/?p=351#comment-10351[…] Counterexamples are harder to categorise, but also worth collecting. Math Counterexamples features such handy objects as a module without a basis. […]
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Comment on Counterexamples around Cauchy condensation test by [Video summary] Real Analysis | The Cauchy Condensation Test
https://www.mathcounterexamples.net/counterexamples-around-cauchy-condensation-test/#comment-10349
Fri, 31 Jul 2020 23:51:10 +0000https://www.mathcounterexamples.net/?p=1267#comment-10349[…] when terms are non-negative, and not monotonically decreasing without looking at this site for help–confirmed that we couldn’t bound upper bound the series with a monotonically […]
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Comment on A nonzero continuous map orthogonal to all polynomials by Determinacy of random variables | Math Counterexamples
https://www.mathcounterexamples.net/a-nonzero-continuous-map-orthogonal-to-all-polynomials/#comment-10315
Sun, 03 Nov 2019 09:59:17 +0000https://www.mathcounterexamples.net/?p=1373#comment-10315[…] the article a non-zero function orthogonal to all polynomials, we described a function (f) orthogonal to all polynomials in the sense that [ forall k ge 0, […]
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Comment on A group that is not a semi-direct product by Showing that Q_8 can't be written as a direct product | Physics Forums
https://www.mathcounterexamples.net/a-group-that-is-no-a-semi-direct-product/#comment-10269
Tue, 30 Oct 2018 04:39:55 +0000https://www.mathcounterexamples.net/?p=1308#comment-10269[…] I'm working on looking at the ##rho##, but in the mean time could answer whether this https://www.mathcounterexamples.net/a-group-that-is-no-a-semi-direct-product/ proof makes sense? It's along the lines of what I was trying to do I think. Mr […]
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Comment on A function continuous at all irrationals and discontinuous at all rationals by A semi-continuous function with a dense set of points of discontinuity | Math Counterexamples
https://www.mathcounterexamples.net/a-function-continuous-at-all-irrationals-and-discontinuous-at-all-rationals/#comment-10223
Sun, 20 Aug 2017 17:11:55 +0000https://www.mathcounterexamples.net/?p=694#comment-10223[…] proved here that (f) right-sided and left-sided limits vanish at all points. Therefore (limsuplimits_{x […]
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Comment on Counterexamples around series (part 1) by Counterexamples around series (part 2) | Math Counterexamples
https://www.mathcounterexamples.net/counterexamples-around-series-part-1/#comment-10215
Sun, 09 Jul 2017 14:49:17 +0000https://www.mathcounterexamples.net/?p=1363#comment-10215[…] follow the article counterexamples around series (part 1) providing additional funny series […]
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