標(biāo)題: Titlebook: Classic Papers in Combinatorics; Ira Gessel,Gian-Carlo Rota Book 19871st edition Birkh?user Boston 1987 Acyclic orientations of graphs.Com [打印本頁(yè)] 作者: affected 時(shí)間: 2025-3-21 16:55
書(shū)目名稱(chēng)Classic Papers in Combinatorics影響因子(影響力)
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作者: 浮雕寶石 時(shí)間: 2025-3-21 21:16
https://doi.org/10.1007/978-981-19-9414-2 graph into its non-separable parts is studied; by means of theorems on circuits of graphs, a method for the construction of non-separable graphs is found, which is useful in proving theorems on such graphs by mathematical induction.作者: 感情 時(shí)間: 2025-3-22 01:43
Report on the Programming Language PLZ/SYSf’s theorem.. The purpose of this note is to simplify the presentation by employing the statement rather than the proof of that result. At the same time we present a somewhat simpler proof of the original Hall lemma.作者: Traumatic-Grief 時(shí)間: 2025-3-22 08:01 作者: ascetic 時(shí)間: 2025-3-22 10:06
Report on the State of the European Unions and also does not contain a set of . independent points. (A graph is called complete if every two of its vertices are connected by an edge; a set of points is called independent if no two of its points are connected by an edge.)作者: 流利圓滑 時(shí)間: 2025-3-22 13:47
Non-Separable and Planar Graphs*, graph into its non-separable parts is studied; by means of theorems on circuits of graphs, a method for the construction of non-separable graphs is found, which is useful in proving theorems on such graphs by mathematical induction.作者: 流利圓滑 時(shí)間: 2025-3-22 18:35 作者: 寬敞 時(shí)間: 2025-3-22 23:02
On Picture-Writing*,his primitive system. And so picture-writing may be the ultimate source of the Greek, Latin and Gothic alphabets, the letters of which we currently use as mathematical symbols. I wish to observe that also the primitive picture-writing may be of some use in mathematics.作者: Aids209 時(shí)間: 2025-3-23 02:18 作者: Eclampsia 時(shí)間: 2025-3-23 06:02 作者: inhibit 時(shí)間: 2025-3-23 11:54 作者: Middle-Ear 時(shí)間: 2025-3-23 13:54 作者: HUMID 時(shí)間: 2025-3-23 20:06
Modern Birkh?user Classicshttp://image.papertrans.cn/c/image/227033.jpg作者: 令人作嘔 時(shí)間: 2025-3-23 22:19
Jianyong Shi,Xinliang Ye,Junqing MeiOur present problem has been suggested by Miss Esther Klein in connection with the following proposition..From 5 points of the plane of which no three lie on the same straight line it is always possible to select 4 points determining a convex quadrilateral.作者: 笨拙的你 時(shí)間: 2025-3-24 03:51
Current Chinese Economic Report SeriesLet C. , C. ,· · · ,C. be the columns of a matrix .. Any subset of these columns is either linearly independent or linearly dependent; the subsets thus fall into two classes. These classes are not arbitrary; for instance, the two following theorems must hold作者: Apogee 時(shí)間: 2025-3-24 08:14 作者: 使服水土 時(shí)間: 2025-3-24 11:54 作者: 我吃花盤(pán)旋 時(shí)間: 2025-3-24 15:37
Declaration and Denotation of Variables,Otherwise . and . are .. A subset . of . is . if every two distinct elements of . are non-comparable. . is . if it contains two distinct elements which are comparable. A subset . of . is a . if every two of its elements are comparable.作者: preeclampsia 時(shí)間: 2025-3-24 19:39
Report on the Rule of Law Index in China 2In this $ we state the problem which gave rise to our investigations about graphs. The further contents of the paper are independent of this $ 1.作者: 艱苦地移動(dòng) 時(shí)間: 2025-3-25 03:07
Report on the State of the European UnionA . consists of a non-null set . of objects called vertices together with a set . of objects called ., the two sets having no common element. With each edge there are associated just two vertices, called its ends. Two or more edges may have the same pair of ends.作者: 極力證明 時(shí)間: 2025-3-25 03:43
Jean-Paul Fitoussi,Jacques Le CacheuxThe problem discussed in this paper was formulated by T. Harris as follows:.“Consider a rail network connecting two cities by way of a number of intermediate cities, where each link of the network has a number assigned to it representing its capacity. Assuming a steady state condition, find a maximal flow from one given city to the other.”作者: Gorilla 時(shí)間: 2025-3-25 10:26
Jean-Paul Fitoussi,Jacques Le CacheuxThe theorem to be proved in this note is a generalization of a well-known combinatorial theorem of P. Hall, [.].作者: 賭博 時(shí)間: 2025-3-25 15:28 作者: hankering 時(shí)間: 2025-3-25 16:22 作者: ANT 時(shí)間: 2025-3-25 23:09
On the Abstract Properties of Linear Dependence1,Let C. , C. ,· · · ,C. be the columns of a matrix .. Any subset of these columns is either linearly independent or linearly dependent; the subsets thus fall into two classes. These classes are not arbitrary; for instance, the two following theorems must hold作者: 虛弱 時(shí)間: 2025-3-26 02:47 作者: 古老 時(shí)間: 2025-3-26 04:45 作者: photophobia 時(shí)間: 2025-3-26 09:32
A Decomposition Theorem for Partially Ordered Sets,Otherwise . and . are .. A subset . of . is . if every two distinct elements of . are non-comparable. . is . if it contains two distinct elements which are comparable. A subset . of . is a . if every two of its elements are comparable.作者: Pde5-Inhibitors 時(shí)間: 2025-3-26 15:14 作者: Debate 時(shí)間: 2025-3-26 19:24 作者: notification 時(shí)間: 2025-3-26 23:53
Maximal Flow Through a Network,The problem discussed in this paper was formulated by T. Harris as follows:.“Consider a rail network connecting two cities by way of a number of intermediate cities, where each link of the network has a number assigned to it representing its capacity. Assuming a steady state condition, find a maximal flow from one given city to the other.”作者: Ferritin 時(shí)間: 2025-3-27 03:21
A Theorem on Flows in Networks,The theorem to be proved in this note is a generalization of a well-known combinatorial theorem of P. Hall, [.].作者: dysphagia 時(shí)間: 2025-3-27 08:36 作者: Bother 時(shí)間: 2025-3-27 10:23 作者: panorama 時(shí)間: 2025-3-27 14:50 作者: 招人嫉妒 時(shí)間: 2025-3-27 19:52 作者: beta-cells 時(shí)間: 2025-3-28 00:06 作者: Cumulus 時(shí)間: 2025-3-28 05:52
Report on the Programming Language PLZ/SYSs . published another proof and a generalization of the same lemma. Their proof of the generalization appears to duplicate the usual proof of Tychonoff’s theorem.. The purpose of this note is to simplify the presentation by employing the statement rather than the proof of that result. At the same ti作者: paltry 時(shí)間: 2025-3-28 08:42 作者: inconceivable 時(shí)間: 2025-3-28 12:06 作者: 散布 時(shí)間: 2025-3-28 15:33 作者: Cytokines 時(shí)間: 2025-3-28 19:48 作者: Accessible 時(shí)間: 2025-3-29 02:53
Jianyong Shi,Ling Qiu,Linkai Qi to determine the truth or falsity of any given logical formula*. But in the course of this investigation it is necessary to use certain theorems on combinations which have an independent interest and are most conveniently set out by themselves beforehand.作者: Insubordinate 時(shí)間: 2025-3-29 07:07
Hong Wang,Xinliang Ye,Guojian Zhus. Then it is always possible to find a set . of . things of . which is at one and the same time a C.S.R. (= complete system of rcpresentatives) for the (.)-classes, and also a C.S.R. for the (.)-classes.作者: Flu表流動(dòng) 時(shí)間: 2025-3-29 10:58 作者: Customary 時(shí)間: 2025-3-29 12:11
Jean-Paul Fitoussi,Jacques Le Cacheux as follows. .. In 1930 F. P. Ramsey [12] discovered a remarkable extension of this principle which, in its simplest form, can be stated as follows. Let . be the set of all positive integers and suppose that all unordered pairs of distinct elements of . are distributed over two classes.作者: 壯麗的去 時(shí)間: 2025-3-29 17:59
https://doi.org/10.1007/978-0-8176-4842-8Acyclic orientations of graphs; Combinatorial theorem of Macaulay; Combinatorics; Graph Theory and Prob作者: Liability 時(shí)間: 2025-3-29 19:58 作者: 消滅 時(shí)間: 2025-3-30 03:34 作者: Albinism 時(shí)間: 2025-3-30 04:23 作者: 某人 時(shí)間: 2025-3-30 08:44
The Dissection of Rectangles Into Squares,e . into a finite number . of non-overlapping squares is called a . of . of .; and the . squares are the . of the dissection. The term “elements” is also used for the lengths of the sides of the elements. If there is more than one element and the elements are all unequal, the squaring is called ., and . is a ..作者: ANIM 時(shí)間: 2025-3-30 16:25
A Partition Calculus in Set Theory, as follows. .. In 1930 F. P. Ramsey [12] discovered a remarkable extension of this principle which, in its simplest form, can be stated as follows. Let . be the set of all positive integers and suppose that all unordered pairs of distinct elements of . are distributed over two classes.作者: Acclaim 時(shí)間: 2025-3-30 20:22
On a Problem of Formal Logic, to determine the truth or falsity of any given logical formula*. But in the course of this investigation it is necessary to use certain theorems on combinations which have an independent interest and are most conveniently set out by themselves beforehand.作者: 保全 時(shí)間: 2025-3-30 23:55 作者: giggle 時(shí)間: 2025-3-31 02:22
On Representatives of Subsets,s. Then it is always possible to find a set . of . things of . which is at one and the same time a C.S.R. (= complete system of rcpresentatives) for the (.)-classes, and also a C.S.R. for the (.)-classes.作者: 本能 時(shí)間: 2025-3-31 05:07 作者: languor 時(shí)間: 2025-3-31 11:15 作者: 同步信息 時(shí)間: 2025-3-31 14:32
A Partition Calculus in Set Theory, as follows. .. In 1930 F. P. Ramsey [12] discovered a remarkable extension of this principle which, in its simplest form, can be stated as follows. Let . be the set of all positive integers and suppose that all unordered pairs of distinct elements of . are distributed over two classes.作者: Gourmet 時(shí)間: 2025-3-31 17:36 作者: 沖擊力 時(shí)間: 2025-3-31 22:56
Graph Theory and Probability, independent points or a complete graph of order ., but there exists a graph of . – 1 vertices which does not contain a complete subgraph of . vertices and also does not contain a set of . independent points. (A graph is called complete if every two of its vertices are connected by an edge; a set of作者: bifurcate 時(shí)間: 2025-4-1 03:17
2197-1803 . St. J.A. Nash-Williams.-G. Pólya.-F.P. Ramsey.-G.C. Rota.-B.L. Rothschild.-H.J. Ryser.-C. Schensted.-M.P. Schützenberger.-R.P. Stanley.-G. Szekeres.-W.T. Tutte.-H.E. Vaughan.-H. Whitney..978-0-8176-4841-1978-0-8176-4842-8Series ISSN 2197-1803 Series E-ISSN 2197-1811 作者: 生來(lái) 時(shí)間: 2025-4-1 09:35
10樓作者: 奇思怪想 時(shí)間: 2025-4-1 12:09
10樓
