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Degenerative temporomandibular joint diseases and their relation with sleep and emotional disturbance. 颞下颌关节退行性疾病及其与睡眠和情绪障碍的关系。
IF 2 2区 数学
Transactions of the American Mathematical Society Pub Date : 2024-11-01 Epub Date: 2022-03-14 DOI: 10.1080/08869634.2022.2050976
Adrian Ujin Yap, Xian-Han Zhang, Ye Cao, Kai-Yuan Fu
{"title":"Degenerative temporomandibular joint diseases and their relation with sleep and emotional disturbance.","authors":"Adrian Ujin Yap, Xian-Han Zhang, Ye Cao, Kai-Yuan Fu","doi":"10.1080/08869634.2022.2050976","DOIUrl":"10.1080/08869634.2022.2050976","url":null,"abstract":"<p><strong>Objective: </strong>The relation of degenerative temporomandibular joint (TMJ) diseases (DJDs) with sleep and emotional disturbance were investigated.</p><p><strong>Methods: </strong>CBCT examination of patients (n = 358) with DC/TMD-defined intra-articular temporomandibular disorders was performed and stratified into NN: no DJD and no arthralgia; NA: no DJD with arthralgia; TO: osteoarthrosis; and TR: osteoarthritis. Sleep and emotional disturbance were assessed with the Pittsburgh Sleep Quality Index (PSQI) and Depression Anxiety Stress Scale-21 (DASS-21). Data were evaluated using non-parametric and multivariate logistic regression analyses (α = 0.05).</p><p><strong>Results: </strong>Distributions of NN, NA, TO, and TR groups were 23.2%, 27.1%,19.0%, and 30.7%, respectively. No significant differences in total-PSQI/DASS scores were detected among the four groups. The presence of pain and stress predicted poor quality sleep with odds ratios of 10.75 and 1.07, accordingly.</p><p><strong>Conclusion: </strong>Sleep quality was affected more by arthralgia and stress than the presence of TMJ DJDs.</p>","PeriodicalId":23209,"journal":{"name":"Transactions of the American Mathematical Society","volume":"365 1","pages":"762-769"},"PeriodicalIF":2.0,"publicationDate":"2024-11-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"83016397","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Soap bubbles and convex cones: optimal quantitative rigidity 肥皂泡和凸锥体:最佳定量刚性
IF 1.3 2区 数学
Transactions of the American Mathematical Society Pub Date : 2024-05-11 DOI: 10.1090/tran/9207
Giorgio Poggesi
{"title":"Soap bubbles and convex cones: optimal quantitative rigidity","authors":"Giorgio Poggesi","doi":"10.1090/tran/9207","DOIUrl":"https://doi.org/10.1090/tran/9207","url":null,"abstract":"&lt;p&gt;We consider a class of recent rigidity results in a convex cone &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"normal upper Sigma subset-of-or-equal-to double-struck upper R Superscript upper N\"&gt; &lt;mml:semantics&gt; &lt;mml:mrow&gt; &lt;mml:mi mathvariant=\"normal\"&gt;Σ&lt;/mml:mi&gt; &lt;mml:mo&gt;⊆&lt;/mml:mo&gt; &lt;mml:msup&gt; &lt;mml:mrow&gt; &lt;mml:mi mathvariant=\"double-struck\"&gt;R&lt;/mml:mi&gt; &lt;/mml:mrow&gt; &lt;mml:mi&gt;N&lt;/mml:mi&gt; &lt;/mml:msup&gt; &lt;/mml:mrow&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;Sigma subseteq mathbb {R}^N&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt;. These include overdetermined Serrin-type problems for a mixed boundary value problem relative to &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"normal upper Sigma\"&gt; &lt;mml:semantics&gt; &lt;mml:mi mathvariant=\"normal\"&gt;Σ&lt;/mml:mi&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;Sigma&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt;, Alexandrov’s soap bubble-type results relative to &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"normal upper Sigma\"&gt; &lt;mml:semantics&gt; &lt;mml:mi mathvariant=\"normal\"&gt;Σ&lt;/mml:mi&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;Sigma&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt;, and Heintze-Karcher’s inequality relative to &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"normal upper Sigma\"&gt; &lt;mml:semantics&gt; &lt;mml:mi mathvariant=\"normal\"&gt;Σ&lt;/mml:mi&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;Sigma&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt;. Each rigidity result is obtained here by means of a single integral identity and holds true under weak integral overdeterminations in possibly non-smooth cones. Optimal quantitative stability estimates are obtained in terms of an &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"upper L squared\"&gt; &lt;mml:semantics&gt; &lt;mml:msup&gt; &lt;mml:mi&gt;L&lt;/mml:mi&gt; &lt;mml:mn&gt;2&lt;/mml:mn&gt; &lt;/mml:msup&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;L^2&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt;-pseudodistance. In particular, the optimal stability estimate for Heintze-Karcher’s inequality is new even in the classical case &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"normal upper Sigma equals double-struck upper R Superscript upper N\"&gt; &lt;mml:semantics&gt; &lt;mml:mrow&gt; &lt;mml:mi mathvariant=\"normal\"&gt;Σ&lt;/mml:mi&gt; &lt;mml:mo&gt;=&lt;/mml:mo&gt; &lt;mml:msup&gt; &lt;mml:mrow&gt; &lt;mml:mi mathvariant=\"double-struck\"&gt;R&lt;/mml:mi&gt; &lt;/mml:mrow&gt; &lt;mml:mi&gt;N&lt;/mml:mi&gt; &lt;/mml:msup&gt; &lt;/mml:mrow&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;Sigma = mathbb {R}^N&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt;.&lt;/p&gt; &lt;p&gt;Stability bounds in terms of the Hausdorff distance are also provided.&lt;/p&gt; &lt;p&gt;Severa","PeriodicalId":23209,"journal":{"name":"Transactions of the American Mathematical Society","volume":"49 1","pages":""},"PeriodicalIF":1.3,"publicationDate":"2024-05-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141529542","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Commensurated hyperbolic subgroups 共轭双曲子群
IF 1.3 2区 数学
Transactions of the American Mathematical Society Pub Date : 2024-05-11 DOI: 10.1090/tran/9209
Nir Lazarovich, Alex Margolis, Mahan Mj
{"title":"Commensurated hyperbolic subgroups","authors":"Nir Lazarovich, Alex Margolis, Mahan Mj","doi":"10.1090/tran/9209","DOIUrl":"https://doi.org/10.1090/tran/9209","url":null,"abstract":"<p>We show that if <inline-formula content-type=\"math/mathml\"> <mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"upper H\"> <mml:semantics> <mml:mi>H</mml:mi> <mml:annotation encoding=\"application/x-tex\">H</mml:annotation> </mml:semantics> </mml:math> </inline-formula> is a non-elementary hyperbolic commensurated subgroup of infinite index in a hyperbolic group <inline-formula content-type=\"math/mathml\"> <mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"upper G\"> <mml:semantics> <mml:mi>G</mml:mi> <mml:annotation encoding=\"application/x-tex\">G</mml:annotation> </mml:semantics> </mml:math> </inline-formula>, then <inline-formula content-type=\"math/mathml\"> <mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"upper H\"> <mml:semantics> <mml:mi>H</mml:mi> <mml:annotation encoding=\"application/x-tex\">H</mml:annotation> </mml:semantics> </mml:math> </inline-formula> is virtually a free product of hyperbolic surface groups and free groups. We prove that whenever a one-ended hyperbolic group <inline-formula content-type=\"math/mathml\"> <mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"upper H\"> <mml:semantics> <mml:mi>H</mml:mi> <mml:annotation encoding=\"application/x-tex\">H</mml:annotation> </mml:semantics> </mml:math> </inline-formula> is a fiber of a non-trivial hyperbolic bundle then <inline-formula content-type=\"math/mathml\"> <mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"upper H\"> <mml:semantics> <mml:mi>H</mml:mi> <mml:annotation encoding=\"application/x-tex\">H</mml:annotation> </mml:semantics> </mml:math> </inline-formula> virtually splits over a 2-ended subgroup.</p>","PeriodicalId":23209,"journal":{"name":"Transactions of the American Mathematical Society","volume":"15 1","pages":""},"PeriodicalIF":1.3,"publicationDate":"2024-05-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141743481","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Endomorphisms of mapping tori 映射环的同构
IF 1.3 2区 数学
Transactions of the American Mathematical Society Pub Date : 2024-05-11 DOI: 10.1090/tran/9203
Christoforos Neofytidis
{"title":"Endomorphisms of mapping tori","authors":"Christoforos Neofytidis","doi":"10.1090/tran/9203","DOIUrl":"https://doi.org/10.1090/tran/9203","url":null,"abstract":"<p>We classify in terms of Hopf-type properties mapping tori of residually finite Poincaré Duality groups with non-zero Euler characteristic. This generalises and gives a new proof of the analogous classification for fibered 3-manifolds. Various applications are given. In particular, we deduce that rigidity results for Gromov hyperbolic groups hold for the above mapping tori with trivial center.</p>","PeriodicalId":23209,"journal":{"name":"Transactions of the American Mathematical Society","volume":"217 1","pages":""},"PeriodicalIF":1.3,"publicationDate":"2024-05-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141529543","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Solving the Kerzman’s problem on the sup-norm estimate for overline{∂} on product domains 求解乘积域上overline{∂}的超正值估计的柯兹曼问题
IF 1.3 2区 数学
Transactions of the American Mathematical Society Pub Date : 2024-05-11 DOI: 10.1090/tran/9208
Song-Ying Li
{"title":"Solving the Kerzman’s problem on the sup-norm estimate for overline{∂} on product domains","authors":"Song-Ying Li","doi":"10.1090/tran/9208","DOIUrl":"https://doi.org/10.1090/tran/9208","url":null,"abstract":"<p>In this paper, the author solves the long term open problem of Kerzman on sup-norm estimate for Cauchy-Riemann equation on polydisc in <inline-formula content-type=\"math/mathml\"> <mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"n\"> <mml:semantics> <mml:mi>n</mml:mi> <mml:annotation encoding=\"application/x-tex\">n</mml:annotation> </mml:semantics> </mml:math> </inline-formula>-dimensional complex space. The problem has been open since 1971. He also extends and solves the problem on product domains <inline-formula content-type=\"math/mathml\"> <mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"normal upper Omega Superscript n\"> <mml:semantics> <mml:msup> <mml:mi mathvariant=\"normal\">Ω</mml:mi> <mml:mi>n</mml:mi> </mml:msup> <mml:annotation encoding=\"application/x-tex\">Omega ^n</mml:annotation> </mml:semantics> </mml:math> </inline-formula>, where <inline-formula content-type=\"math/mathml\"> <mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"normal upper Omega\"> <mml:semantics> <mml:mi mathvariant=\"normal\">Ω</mml:mi> <mml:annotation encoding=\"application/x-tex\">Omega</mml:annotation> </mml:semantics> </mml:math> </inline-formula> is any bounded domain in <inline-formula content-type=\"math/mathml\"> <mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"double-struck upper C\"> <mml:semantics> <mml:mrow> <mml:mi mathvariant=\"double-struck\">C</mml:mi> </mml:mrow> <mml:annotation encoding=\"application/x-tex\">mathbb {C}</mml:annotation> </mml:semantics> </mml:math> </inline-formula> with <inline-formula content-type=\"math/mathml\"> <mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"upper C Superscript 1 comma alpha\"> <mml:semantics> <mml:msup> <mml:mi>C</mml:mi> <mml:mrow> <mml:mn>1</mml:mn> <mml:mo>,</mml:mo> <mml:mi>α</mml:mi> </mml:mrow> </mml:msup> <mml:annotation encoding=\"application/x-tex\">C^{1,alpha }</mml:annotation> </mml:semantics> </mml:math> </inline-formula> boundary for some <inline-formula content-type=\"math/mathml\"> <mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"alpha greater-than 0\"> <mml:semantics> <mml:mrow> <mml:mi>α</mml:mi> <mml:mo>&gt;</mml:mo> <mml:mn>0</mml:mn> </mml:mrow> <mml:annotation encoding=\"application/x-tex\">alpha &gt;0</mml:annotation> </mml:semantics> </mml:math> </inline-formula>.</p>","PeriodicalId":23209,"journal":{"name":"Transactions of the American Mathematical Society","volume":"84 1","pages":""},"PeriodicalIF":1.3,"publicationDate":"2024-05-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141506434","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A compact extension of Journé’s 𝑇1 theorem on product spaces 积空间上儒尔内 𝑇1 定理的紧凑扩展
IF 1.3 2区 数学
Transactions of the American Mathematical Society Pub Date : 2024-05-11 DOI: 10.1090/tran/9206
Mingming Cao, Kôzô Yabuta, Dachun Yang
{"title":"A compact extension of Journé’s 𝑇1 theorem on product spaces","authors":"Mingming Cao, Kôzô Yabuta, Dachun Yang","doi":"10.1090/tran/9206","DOIUrl":"https://doi.org/10.1090/tran/9206","url":null,"abstract":"&lt;p&gt;We prove a compact version of the &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"upper T Baseline 1\"&gt; &lt;mml:semantics&gt; &lt;mml:mrow&gt; &lt;mml:mi&gt;T&lt;/mml:mi&gt; &lt;mml:mn&gt;1&lt;/mml:mn&gt; &lt;/mml:mrow&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;T1&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt; theorem for bi-parameter singular integrals. That is, if a bi-parameter singular integral operator &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"upper T\"&gt; &lt;mml:semantics&gt; &lt;mml:mi&gt;T&lt;/mml:mi&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;T&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt; admits the compact full and partial kernel representations, and satisfies the weak compactness property, the diagonal &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"upper C upper M upper O\"&gt; &lt;mml:semantics&gt; &lt;mml:mrow&gt; &lt;mml:mi&gt;C&lt;/mml:mi&gt; &lt;mml:mi&gt;M&lt;/mml:mi&gt; &lt;mml:mi&gt;O&lt;/mml:mi&gt; &lt;/mml:mrow&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;CMO&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt; condition, and the product &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"upper C upper M upper O\"&gt; &lt;mml:semantics&gt; &lt;mml:mrow&gt; &lt;mml:mi&gt;C&lt;/mml:mi&gt; &lt;mml:mi&gt;M&lt;/mml:mi&gt; &lt;mml:mi&gt;O&lt;/mml:mi&gt; &lt;/mml:mrow&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;CMO&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt; condition, then &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"upper T\"&gt; &lt;mml:semantics&gt; &lt;mml:mi&gt;T&lt;/mml:mi&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;T&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt; can be extended to a compact operator on &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"upper L Superscript p Baseline left-parenthesis w right-parenthesis\"&gt; &lt;mml:semantics&gt; &lt;mml:mrow&gt; &lt;mml:msup&gt; &lt;mml:mi&gt;L&lt;/mml:mi&gt; &lt;mml:mi&gt;p&lt;/mml:mi&gt; &lt;/mml:msup&gt; &lt;mml:mo stretchy=\"false\"&gt;(&lt;/mml:mo&gt; &lt;mml:mi&gt;w&lt;/mml:mi&gt; &lt;mml:mo stretchy=\"false\"&gt;)&lt;/mml:mo&gt; &lt;/mml:mrow&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;L^p(w)&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt; for all &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"1 greater-than p greater-than normal infinity\"&gt; &lt;mml:semantics&gt; &lt;mml:mrow&gt; &lt;mml:mn&gt;1&lt;/mml:mn&gt; &lt;mml:mo&gt;&gt;&lt;/mml:mo&gt; &lt;mml:mi&gt;p&lt;/mml:mi&gt; &lt;mml:mo&gt;&gt;&lt;/mml:mo&gt; &lt;mml:mi mathvariant=\"normal\"&gt;∞&lt;/mml:mi&gt; &lt;/mml:mrow&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;1&gt;p&gt;infty&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt; and &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"w element-of upper A Subscript p Baseline left-parenthesis double-s","PeriodicalId":23209,"journal":{"name":"Transactions of the American Mathematical Society","volume":"15 1","pages":""},"PeriodicalIF":1.3,"publicationDate":"2024-05-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141506433","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Separating path systems of almost linear size 分离几乎线性大小的路径系统
IF 1.3 2区 数学
Transactions of the American Mathematical Society Pub Date : 2024-04-24 DOI: 10.1090/tran/9187
Shoham Letzter
{"title":"Separating path systems of almost linear size","authors":"Shoham Letzter","doi":"10.1090/tran/9187","DOIUrl":"https://doi.org/10.1090/tran/9187","url":null,"abstract":"&lt;p&gt;A &lt;italic&gt;separating path system&lt;/italic&gt; for a graph &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"upper G\"&gt; &lt;mml:semantics&gt; &lt;mml:mi&gt;G&lt;/mml:mi&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;G&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt; is a collection &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"script upper P\"&gt; &lt;mml:semantics&gt; &lt;mml:mrow&gt; &lt;mml:mi mathvariant=\"script\"&gt;P&lt;/mml:mi&gt; &lt;/mml:mrow&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;mathcal {P}&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt; of paths in &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"upper G\"&gt; &lt;mml:semantics&gt; &lt;mml:mi&gt;G&lt;/mml:mi&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;G&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt; such that for every two edges &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"e\"&gt; &lt;mml:semantics&gt; &lt;mml:mi&gt;e&lt;/mml:mi&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;e&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt; and &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"f\"&gt; &lt;mml:semantics&gt; &lt;mml:mi&gt;f&lt;/mml:mi&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;f&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt;, there is a path in &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"script upper P\"&gt; &lt;mml:semantics&gt; &lt;mml:mrow&gt; &lt;mml:mi mathvariant=\"script\"&gt;P&lt;/mml:mi&gt; &lt;/mml:mrow&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;mathcal {P}&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt; that contains &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"e\"&gt; &lt;mml:semantics&gt; &lt;mml:mi&gt;e&lt;/mml:mi&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;e&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt; but not &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"f\"&gt; &lt;mml:semantics&gt; &lt;mml:mi&gt;f&lt;/mml:mi&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;f&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt;. We show that every &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"n\"&gt; &lt;mml:semantics&gt; &lt;mml:mi&gt;n&lt;/mml:mi&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;n&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt;-vertex graph has a separating path system of size &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"upper O left-parenthesis n log Superscript asterisk Baseline n right-parenthesis\"&gt; &lt;mml:semantics&gt; &lt;mml:mrow&gt; &lt;mml:mi&gt;O&lt;/mml:mi&gt; &lt;mml:mo stretchy=\"false\"&gt;(&lt;/mml:mo&gt; &lt;mml:mi&gt;","PeriodicalId":23209,"journal":{"name":"Transactions of the American Mathematical Society","volume":"39 1","pages":""},"PeriodicalIF":1.3,"publicationDate":"2024-04-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141532721","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
On a conjectural symmetric version of Ehrhard’s inequality 关于艾哈德不等式的猜想对称版本
IF 1.3 2区 数学
Transactions of the American Mathematical Society Pub Date : 2024-04-19 DOI: 10.1090/tran/9177
Galyna Livshyts
{"title":"On a conjectural symmetric version of Ehrhard’s inequality","authors":"Galyna Livshyts","doi":"10.1090/tran/9177","DOIUrl":"https://doi.org/10.1090/tran/9177","url":null,"abstract":"&lt;p&gt;We formulate a plausible conjecture for the optimal Ehrhard-type inequality for convex symmetric sets with respect to the Gaussian measure. Namely, letting &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"upper J Subscript k minus 1 Baseline left-parenthesis s right-parenthesis equals integral Subscript 0 Superscript s Baseline t Superscript k minus 1 Baseline e Superscript minus StartFraction t squared Over 2 EndFraction Baseline d t\"&gt; &lt;mml:semantics&gt; &lt;mml:mrow&gt; &lt;mml:msub&gt; &lt;mml:mi&gt;J&lt;/mml:mi&gt; &lt;mml:mrow&gt; &lt;mml:mi&gt;k&lt;/mml:mi&gt; &lt;mml:mo&gt;−&lt;/mml:mo&gt; &lt;mml:mn&gt;1&lt;/mml:mn&gt; &lt;/mml:mrow&gt; &lt;/mml:msub&gt; &lt;mml:mo stretchy=\"false\"&gt;(&lt;/mml:mo&gt; &lt;mml:mi&gt;s&lt;/mml:mi&gt; &lt;mml:mo stretchy=\"false\"&gt;)&lt;/mml:mo&gt; &lt;mml:mo&gt;=&lt;/mml:mo&gt; &lt;mml:msubsup&gt; &lt;mml:mo&gt;∫&lt;/mml:mo&gt; &lt;mml:mn&gt;0&lt;/mml:mn&gt; &lt;mml:mi&gt;s&lt;/mml:mi&gt; &lt;/mml:msubsup&gt; &lt;mml:msup&gt; &lt;mml:mi&gt;t&lt;/mml:mi&gt; &lt;mml:mrow&gt; &lt;mml:mi&gt;k&lt;/mml:mi&gt; &lt;mml:mo&gt;−&lt;/mml:mo&gt; &lt;mml:mn&gt;1&lt;/mml:mn&gt; &lt;/mml:mrow&gt; &lt;/mml:msup&gt; &lt;mml:msup&gt; &lt;mml:mi&gt;e&lt;/mml:mi&gt; &lt;mml:mrow&gt; &lt;mml:mo&gt;−&lt;/mml:mo&gt; &lt;mml:mfrac&gt; &lt;mml:msup&gt; &lt;mml:mi&gt;t&lt;/mml:mi&gt; &lt;mml:mn&gt;2&lt;/mml:mn&gt; &lt;/mml:msup&gt; &lt;mml:mn&gt;2&lt;/mml:mn&gt; &lt;/mml:mfrac&gt; &lt;/mml:mrow&gt; &lt;/mml:msup&gt; &lt;mml:mi&gt;d&lt;/mml:mi&gt; &lt;mml:mi&gt;t&lt;/mml:mi&gt; &lt;/mml:mrow&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;J_{k-1}(s)=int ^s_0 t^{k-1} e^{-frac {t^2}{2}}dt&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt; and &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"c Subscript k minus 1 Baseline equals upper J Subscript k minus 1 Baseline left-parenthesis plus normal infinity right-parenthesis\"&gt; &lt;mml:semantics&gt; &lt;mml:mrow&gt; &lt;mml:msub&gt; &lt;mml:mi&gt;c&lt;/mml:mi&gt; &lt;mml:mrow&gt; &lt;mml:mi&gt;k&lt;/mml:mi&gt; &lt;mml:mo&gt;−&lt;/mml:mo&gt; &lt;mml:mn&gt;1&lt;/mml:mn&gt; &lt;/mml:mrow&gt; &lt;/mml:msub&gt; &lt;mml:mo&gt;=&lt;/mml:mo&gt; &lt;mml:msub&gt; &lt;mml:mi&gt;J&lt;/mml:mi&gt; &lt;mml:mrow&gt; &lt;mml:mi&gt;k&lt;/mml:mi&gt; &lt;mml:mo&gt;−&lt;/mml:mo&gt; &lt;mml:mn&gt;1&lt;/mml:mn&gt; &lt;/mml:mrow&gt; &lt;/mml:msub&gt; &lt;mml:mo stretchy=\"false\"&gt;(&lt;/mml:mo&gt; &lt;mml:mo&gt;+&lt;/mml:mo&gt; &lt;mml:mi mathvariant=\"normal\"&gt;∞&lt;/mml:mi&gt; &lt;mml:mo stretchy=\"false\"&gt;)&lt;/mml:mo&gt; &lt;/mml:mrow&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;c_{k-1}=J_{k-1}(+infty )&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt;, we conjecture that the function &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"upper F colon left-bracket 0 comma 1 right-bracket right-arrow double-struck upper R\"&gt; &lt;mml:semantics&gt; &lt;mml:mrow&gt; &lt;mml:mi&gt;F&lt;/mml:mi&gt; &lt;mml:mo&gt;:&lt;/mml:mo&gt; &lt;mml:mo stretchy=\"false\"&gt;[&lt;/mml:mo&gt; &lt;mml:mn&gt;0&lt;/mml:mn&gt; &lt;mml:mo&gt;,&lt;/mml:mo&gt; &lt;mml:mn&gt;1&lt;/mml:mn&gt; &lt;mml:mo stretchy=\"false\"&gt;]&lt;/mml:mo&gt; &lt;mml:mo stretchy=\"false\"&gt;→&lt;/mml:mo&gt; &lt;mml:mrow&gt; &lt;mml:mi mathvariant=\"double-struck\"&gt;R&lt;/mml:mi&gt; &lt;/mml:mrow&gt; &lt;/mml:mrow&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;F:[0,1]rightarrow mathbb {R}&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt;, given by &lt;disp-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"upper F left-parent","PeriodicalId":23209,"journal":{"name":"Transactions of the American Mathematical Society","volume":"47 1","pages":""},"PeriodicalIF":1.3,"publicationDate":"2024-04-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141152962","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Colength one deformation rings 色长一变形环
IF 1.3 2区 数学
Transactions of the American Mathematical Society Pub Date : 2024-04-19 DOI: 10.1090/tran/9191
Daniel Le, Bao Le Hung, Stefano Morra, Chol Park, Zicheng Qian
{"title":"Colength one deformation rings","authors":"Daniel Le, Bao Le Hung, Stefano Morra, Chol Park, Zicheng Qian","doi":"10.1090/tran/9191","DOIUrl":"https://doi.org/10.1090/tran/9191","url":null,"abstract":"&lt;p&gt;Let &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"upper K slash double-struck upper Q Subscript p\"&gt; &lt;mml:semantics&gt; &lt;mml:mrow&gt; &lt;mml:mi&gt;K&lt;/mml:mi&gt; &lt;mml:mrow&gt; &lt;mml:mo&gt;/&lt;/mml:mo&gt; &lt;/mml:mrow&gt; &lt;mml:msub&gt; &lt;mml:mrow&gt; &lt;mml:mi mathvariant=\"double-struck\"&gt;Q&lt;/mml:mi&gt; &lt;/mml:mrow&gt; &lt;mml:mi&gt;p&lt;/mml:mi&gt; &lt;/mml:msub&gt; &lt;/mml:mrow&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;K/mathbb {Q}_p&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt; be a finite unramified extension, &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"rho overbar colon normal upper G normal a normal l left-parenthesis double-struck upper Q overbar Subscript p Baseline slash upper K right-parenthesis right-arrow normal upper G normal upper L Subscript n Baseline left-parenthesis double-struck upper F overbar Subscript p Baseline right-parenthesis\"&gt; &lt;mml:semantics&gt; &lt;mml:mrow&gt; &lt;mml:mover&gt; &lt;mml:mi&gt;ρ&lt;/mml:mi&gt; &lt;mml:mo accent=\"false\"&gt;¯&lt;/mml:mo&gt; &lt;/mml:mover&gt; &lt;mml:mo&gt;:&lt;/mml:mo&gt; &lt;mml:mrow&gt; &lt;mml:mi mathvariant=\"normal\"&gt;G&lt;/mml:mi&gt; &lt;mml:mi mathvariant=\"normal\"&gt;a&lt;/mml:mi&gt; &lt;mml:mi mathvariant=\"normal\"&gt;l&lt;/mml:mi&gt; &lt;/mml:mrow&gt; &lt;mml:mo stretchy=\"false\"&gt;(&lt;/mml:mo&gt; &lt;mml:msub&gt; &lt;mml:mover&gt; &lt;mml:mrow&gt; &lt;mml:mi mathvariant=\"double-struck\"&gt;Q&lt;/mml:mi&gt; &lt;/mml:mrow&gt; &lt;mml:mo accent=\"false\"&gt;¯&lt;/mml:mo&gt; &lt;/mml:mover&gt; &lt;mml:mi&gt;p&lt;/mml:mi&gt; &lt;/mml:msub&gt; &lt;mml:mrow&gt; &lt;mml:mo&gt;/&lt;/mml:mo&gt; &lt;/mml:mrow&gt; &lt;mml:mi&gt;K&lt;/mml:mi&gt; &lt;mml:mo stretchy=\"false\"&gt;)&lt;/mml:mo&gt; &lt;mml:mo stretchy=\"false\"&gt;→&lt;/mml:mo&gt; &lt;mml:msub&gt; &lt;mml:mrow&gt; &lt;mml:mi mathvariant=\"normal\"&gt;G&lt;/mml:mi&gt; &lt;mml:mi mathvariant=\"normal\"&gt;L&lt;/mml:mi&gt; &lt;/mml:mrow&gt; &lt;mml:mi&gt;n&lt;/mml:mi&gt; &lt;/mml:msub&gt; &lt;mml:mo stretchy=\"false\"&gt;(&lt;/mml:mo&gt; &lt;mml:msub&gt; &lt;mml:mover&gt; &lt;mml:mrow&gt; &lt;mml:mi mathvariant=\"double-struck\"&gt;F&lt;/mml:mi&gt; &lt;/mml:mrow&gt; &lt;mml:mo accent=\"false\"&gt;¯&lt;/mml:mo&gt; &lt;/mml:mover&gt; &lt;mml:mi&gt;p&lt;/mml:mi&gt; &lt;/mml:msub&gt; &lt;mml:mo stretchy=\"false\"&gt;)&lt;/mml:mo&gt; &lt;/mml:mrow&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;overline {rho }:mathrm {Gal}(overline {mathbb {Q}}_p/K)rightarrow mathrm {GL}_n(overline {mathbb {F}}_p)&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt; a continuous representation, and &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"tau\"&gt; &lt;mml:semantics&gt; &lt;mml:mi&gt;τ&lt;/mml:mi&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;tau&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt; a tame inertial type of dimension &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"n\"&gt; &lt;mml:semantics&gt; &lt;mml:mi&gt;n&lt;/mml:mi&gt; &lt;mml:annotation encoding=\"application/x-tex\"&gt;n&lt;/mml:annotation&gt; &lt;/mml:semantics&gt; &lt;/mml:math&gt; &lt;/inline-formula&gt;. We explicitly determine, under mild regularity conditions on &lt;inline-formula content-type=\"math/mathml\"&gt; &lt;mml:math xmlns:mml=\"http://www.w3.org/1998/Math/MathML\" alttext=\"tau\"&gt; &lt;mml:semantics&gt; &lt;mml:mi&gt;τ&lt;/mml:mi&gt; &lt;mml:annotation encoding=\"","PeriodicalId":23209,"journal":{"name":"Transactions of the American Mathematical Society","volume":"48 1","pages":""},"PeriodicalIF":1.3,"publicationDate":"2024-04-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141060514","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Polynomial decay of correlations for nonpositively curved surfaces 非正曲线表面相关性的多项式衰减
IF 1.3 2区 数学
Transactions of the American Mathematical Society Pub Date : 2024-04-19 DOI: 10.1090/tran/9182
Yuri Lima, Carlos Matheus, Ian Melbourne
{"title":"Polynomial decay of correlations for nonpositively curved surfaces","authors":"Yuri Lima, Carlos Matheus, Ian Melbourne","doi":"10.1090/tran/9182","DOIUrl":"https://doi.org/10.1090/tran/9182","url":null,"abstract":"<p>We prove polynomial decay of correlations for geodesic flows on a class of nonpositively curved surfaces where zero curvature only occurs along one closed geodesic. We also prove that various statistical limit laws, including the central limit theorem, are satisfied by this class of geodesic flows.</p>","PeriodicalId":23209,"journal":{"name":"Transactions of the American Mathematical Society","volume":"14 1","pages":""},"PeriodicalIF":1.3,"publicationDate":"2024-04-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141519505","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"数学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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