標(biāo)題: Titlebook: Differential Geometry and Relativity; A Volume in Honour o M. Cahen,M. Flato Book 1976 D. Reidel Publishing Company, Dordrecht, Holland 197 [打印本頁] 作者: 烈酒 時間: 2025-3-21 19:04
書目名稱Differential Geometry and Relativity影響因子(影響力)
書目名稱Differential Geometry and Relativity影響因子(影響力)學(xué)科排名
書目名稱Differential Geometry and Relativity網(wǎng)絡(luò)公開度
書目名稱Differential Geometry and Relativity網(wǎng)絡(luò)公開度學(xué)科排名
書目名稱Differential Geometry and Relativity被引頻次
書目名稱Differential Geometry and Relativity被引頻次學(xué)科排名
書目名稱Differential Geometry and Relativity年度引用
書目名稱Differential Geometry and Relativity年度引用學(xué)科排名
書目名稱Differential Geometry and Relativity讀者反饋
書目名稱Differential Geometry and Relativity讀者反饋學(xué)科排名
作者: Laconic 時間: 2025-3-21 20:58
ed him to research in mathematics, mainly in geometry and its relations with mathematical physics, and Georges Darmois who developed his interest for mechanics and physics, especially the theory of relativity and electromagnetism. This par- ticular combination, and his personal talent, made of him a natural s978-94-010-1510-3978-94-010-1508-0作者: NOCT 時間: 2025-3-22 01:32
Rational Curves on Algebraic Varietieseer. To mention only a few dates: 1956, first colloquium (Caen), 1962–1966, chairman of the I.C.E.M., 1966, second colloquium (Caen), 1966–1973, chairman of the French ministerial committee for mathematical education, chairman of the national committee of the I.R.E.M.s (Instituts de Recherche sur l’作者: 可卡 時間: 2025-3-22 04:54 作者: 補角 時間: 2025-3-22 09:47 作者: paltry 時間: 2025-3-22 15:48 作者: paltry 時間: 2025-3-22 20:16
Tommaso Ruggeri,Masaru Sugiyamae review some results and problems concerning these solutions; in particular their relations with the geometry and analysis on the manifold (. and .. kernels) are considered. Professor Lichnerowicz’s work has greatly inspired this paper. We wish to present it to him as a mark of our heartiest thanks作者: Sad570 時間: 2025-3-23 00:10 作者: 性冷淡 時間: 2025-3-23 02:10 作者: Ankylo- 時間: 2025-3-23 07:18 作者: critic 時間: 2025-3-23 12:10 作者: 雄偉 時間: 2025-3-23 16:20
Rational Lawmaking under Review the mapping is an isometry, the tension field becomes none other than the mean curvature vector field. A harmonic map is one for which the tension field is zero, so that an isometric harmonic map has zero mean curvature, i.e. the image is a minimal surface. Considerable interest has been shown duri作者: 他日關(guān)稅重重 時間: 2025-3-23 21:42
Mark D. Terjesen Ph.D.,Maria A. Espositobe: Does there exist a conformal metric for which the scalar curvature is constant? And also problems posed by Chern, Nirenberg and others. All these problems are almost entirely solved, however there remain some open questions (see the conjectures).作者: 不利 時間: 2025-3-24 00:39 作者: 清唱劇 時間: 2025-3-24 02:41
The loop space homology algebrasics, we were led to study the actions of a group of transformations of a manifold . (the space-time in general relativity) on the sections of a vector bundle over . (the tensor or spinor fields of a given type). Several equivalent characterizations of these actions are given. A similar study is made for a Lie algebra of vector fields.作者: occult 時間: 2025-3-24 10:24 作者: extrovert 時間: 2025-3-24 12:00
Fair Division under Asymmetric Informationfollows originated in attempts to understand the notions of . and . for bodies in space, it turns out that the ‘mobile’ and ‘comobile’ morphisms that we define occur throughout mathematics. Indeed, they are to be found in any categories between which there is a pair of adjoint functors.作者: Condescending 時間: 2025-3-24 14:55 作者: arbiter 時間: 2025-3-24 19:32
Tommaso Ruggeri,Masaru SugiyamaBounded harmonic functions on groups of non exponential growth are constant.作者: 格子架 時間: 2025-3-25 03:11 作者: inhibit 時間: 2025-3-25 07:08
Tommaso Ruggeri,Masaru SugiyamaRecall that for any .. vector bundle . → ., equipped with a connection ? of curvature ., one defines (cf. Koszul[6]) an exterior differential d.: .. (.) →...(.) on the space .*(.) of differential forms on . with coefficients in . (i.e. sections of .(.)?.) by putting:作者: 惡臭 時間: 2025-3-25 09:32
Inductive Reasoning in Repeated GamesThe purpose of this paper is to investigate a natural generalization of the .-cohomology of an analytic complex manifold in the case of an almost-complex manifold. The structures are assumed to be ...作者: dissent 時間: 2025-3-25 12:09 作者: infinite 時間: 2025-3-25 18:31
Klaus Me?erschmidt ,A. Daniel Oliver-LalanaIn the last decade mathematical physicists have been especially interested by the group of conformal transformations of space-time — the so-called conformal group. What are the main physical reasons for the increasing interest in such an old subject [1]?作者: 蚊子 時間: 2025-3-25 22:21
On Automorphisms of Spaces of Nonpositive Curvature with Finite VolumeThe purpose of this paper is to show that the automorphism group of a space of nonpositive curvature with finite total volume is usually finite.作者: 悠然 時間: 2025-3-26 03:59 作者: 抓住他投降 時間: 2025-3-26 07:42 作者: CHAR 時間: 2025-3-26 08:42
Twisted ExotismRecall that for any .. vector bundle . → ., equipped with a connection ? of curvature ., one defines (cf. Koszul[6]) an exterior differential d.: .. (.) →...(.) on the space .*(.) of differential forms on . with coefficients in . (i.e. sections of .(.)?.) by putting:作者: PAEAN 時間: 2025-3-26 12:46 作者: 我不怕犧牲 時間: 2025-3-26 18:38
Pseudogroups and Linear Connections on a Banach Fibre BundleLet . : . be a locally trivial Banach fibre bundle, of class .(. ≥ 2), with connected base . modelled on a Banach space B and fibre a Banach space E. A local infinitesimal transformation, or l.i.t., of this vector bundle is a local vector field . on . generating germs of 1-parameter groups of local isomorphisms of . : ..作者: 和藹 時間: 2025-3-26 21:47 作者: Muffle 時間: 2025-3-27 03:49 作者: 強制性 時間: 2025-3-27 06:43 作者: epicondylitis 時間: 2025-3-27 09:41
On Lie Transformation Groups and the Covariance of Differential Operatorssics, we were led to study the actions of a group of transformations of a manifold . (the space-time in general relativity) on the sections of a vector bundle over . (the tensor or spinor fields of a given type). Several equivalent characterizations of these actions are given. A similar study is made for a Lie algebra of vector fields.作者: Crater 時間: 2025-3-27 14:25
Geometrical Interpretations of Scalar Curvature and Regularity of Conformal Homeomorphismsprove that every conformal homeomorphism of .. manifolds is of .. class. Up to now, it seems that this result has been proved only in the euclidean case by Y. G. Resetnyak [7] and F. W. Gehring [3]. We plan in this paper to solve the general case by a method analogous to the one of Resetnyak.作者: 無法取消 時間: 2025-3-27 18:12 作者: TAIN 時間: 2025-3-27 22:00 作者: insert 時間: 2025-3-28 04:58
https://doi.org/10.1007/978-94-010-1508-0curvature; differential geometry; geometry; manifold; mathematical physics; mechanics; operator; quantum me作者: 蛙鳴聲 時間: 2025-3-28 06:30 作者: 祝賀 時間: 2025-3-28 11:05 作者: progestin 時間: 2025-3-28 17:14
The Scalar Curvaturebe: Does there exist a conformal metric for which the scalar curvature is constant? And also problems posed by Chern, Nirenberg and others. All these problems are almost entirely solved, however there remain some open questions (see the conjectures).作者: 充足 時間: 2025-3-28 22:06
Some Relations between Volume, Injectivity Radius, and Convexity Radius in Riemannian Manifolds .(.). The present article studies the following problems: do there exist universal constants .(.), .(.) such that .(.)≥.(.)..(.), .(.)≥.(.)..(.) for every riemannian manifold of dimension .? An affirmative answer is given to the second problem for any . but with an unsharp constant; an affirmative 作者: 熔巖 時間: 2025-3-29 01:16 作者: CHAFE 時間: 2025-3-29 05:41
Some Remarks on the Fundamental Kernels of a Pseudo-Riemannian Manifolde review some results and problems concerning these solutions; in particular their relations with the geometry and analysis on the manifold (. and .. kernels) are considered. Professor Lichnerowicz’s work has greatly inspired this paper. We wish to present it to him as a mark of our heartiest thanks作者: FIS 時間: 2025-3-29 11:04
On Lie Transformation Groups and the Covariance of Differential Operatorssics, we were led to study the actions of a group of transformations of a manifold . (the space-time in general relativity) on the sections of a vector bundle over . (the tensor or spinor fields of a given type). Several equivalent characterizations of these actions are given. A similar study is mad作者: legitimate 時間: 2025-3-29 14:16
Geometrical Interpretations of Scalar Curvature and Regularity of Conformal Homeomorphismsprove that every conformal homeomorphism of .. manifolds is of .. class. Up to now, it seems that this result has been proved only in the euclidean case by Y. G. Resetnyak [7] and F. W. Gehring [3]. We plan in this paper to solve the general case by a method analogous to the one of Resetnyak.作者: Infraction 時間: 2025-3-29 18:49 作者: adequate-intake 時間: 2025-3-29 22:59
Mobility in Categories and Metric Spacesfollows originated in attempts to understand the notions of . and . for bodies in space, it turns out that the ‘mobile’ and ‘comobile’ morphisms that we define occur throughout mathematics. Indeed, they are to be found in any categories between which there is a pair of adjoint functors.作者: BIDE 時間: 2025-3-30 02:00
The Tension Field of Maps of Riemannian Manifolds the mapping is an isometry, the tension field becomes none other than the mean curvature vector field. A harmonic map is one for which the tension field is zero, so that an isometric harmonic map has zero mean curvature, i.e. the image is a minimal surface. Considerable interest has been shown duri作者: COM 時間: 2025-3-30 07:23
Thirty Years of Activity in the Renovation of Mathematical Educationman of the French ministerial committee for mathematical education, chairman of the national committee of the I.R.E.M.s (Instituts de Recherche sur l’Enseignement Mathématique) since their creation (1968).作者: OVER 時間: 2025-3-30 10:01
Some Relations between Volume, Injectivity Radius, and Convexity Radius in Riemannian Manifoldsevery riemannian manifold of dimension .? An affirmative answer is given to the second problem for any . but with an unsharp constant; an affirmative answer is given to the first problem only when . = 2 but with the sharp bound .(2) = 4/..作者: 憤怒歷史 時間: 2025-3-30 12:39 作者: Hirsutism 時間: 2025-3-30 19:24
Tommaso Ruggeri,Masaru Sugiyamale for the indices of certain elliptic complexes. These results have implications for the volumes of fundamental domains of discrete subgroups, and in refining these implications we also develop a proportionality principle for equivariant characteristic classes.作者: 載貨清單 時間: 2025-3-30 21:27
Rational Lawmaking under Reviewng the last decade about the value of the square of the length of the mean curvature vector for isometric immersions. However this is clearly a special case of more general results concerning the square of the length of the tension field of maps (in general, not isometric) of riemannian manifolds.作者: META 時間: 2025-3-31 00:55
cided to celebrate this event by preparing a jubilee volume of contributed articles in the two main fields of research marked by Lichnerowicz‘s work, namely differential geometry and mathematical physics. Limitations of space and time did not enable us to include papers from all Lichnerowicz‘s frien作者: 無法取消 時間: 2025-3-31 08:23 作者: Ballad 時間: 2025-3-31 10:09
Tommaso Ruggeri,Masaru Sugiyamaevery riemannian manifold of dimension .? An affirmative answer is given to the second problem for any . but with an unsharp constant; an affirmative answer is given to the first problem only when . = 2 but with the sharp bound .(2) = 4/..作者: DEVIL 時間: 2025-3-31 16:15
Inductive Reasoning in Repeated Gamesrtinet’s methods [15], we prove the nullity of certain Pontjargin classes for totally regular systems (their successive derived systems are of constant rank). The same methods could be applied to the study of local equivalence of .-structures.作者: 神經(jīng) 時間: 2025-3-31 19:12 作者: lattice 時間: 2025-3-31 23:03
