刘彦佩 半闲数学集锦 第21编2025|PDF|Epub|mobi|kindle电子书版本百度云盘下载

刘彦佩 半闲数学集锦 第21编PDF格式电子书版下载

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21.01[080] 关于图的Hamilton性10051

21.02[147] 一个Riugcl猜想的证明&欧阳克毅10055

21.03[182] 组合最优化&堵丁柱10056

21.04[197] 组合泛函方程10099

21.05[236] 哈密尔顿图的一类新的局部化充分条件&毛林繁10127

21.06[238] 关于图的单圈划分&傅超10132

21.07[246] 在VLSI布局中的布尔方法10137

21.08[247] On the eccentricity value sequence of a simple graph&L.Mao10144

21.09[253] 类路树的标号与带宽&薛春玲10150

21.10[254] 路状网络的最优连接及最优定位问题&于紫薇10156

21.11[255] An approach for constructing 3-connected non-Hamiltonian cubic maps on surfaces&L.Mao10162

21.12[263] 强连通弧对称有向图的超弧连通性&薛春玲10169

21.13[265] 格子状网络的最优连接及最优定位问题&于紫薇10173

21.14[267] 图的k-单圈划分中的优化问题&傅超10177

21.15[273] 一类图的序列性及其序列标号&贺丹10183

21.16[303] 树积序列性及序列标号&贺丹10188

21.17[318] A generalization of Steinhaus’chessboard problem&R.Hao10192

21.18[489] General investigation of loopless maps on surface&L.Y.Pan10198

21.19[497] On the number of genus embeddings of complete bipartite graphs&Z.L.Shao，Z.G.Li10204

21.20[499] 利用商运算计数简单四剖分&潘立彦10215

21.21[217] 乘积图的荫度&魏二玲等10219

21.22[194] Orthogonal drawings of graphs for the automation of VLSI circuit design10224

21.23[234] Optimally extending bistandard graphs on the orthogonal grid&T.Calamoneri，R.Petreschi10237

21.24[251] Minimum bend number for certain planar maps&L.Wan10247

21.25[264] 一类4-正则图的最小折数纵横扩张&傅超10254

21.26[302] 纵横扩张的优化&万良霞10259

21.27[487] 我所认识的拓扑图论（Ⅰ）：球面上十部曲10266

21.28[146] On the chromatic uniqueness of the graph W（n，n-2）十Kk&F.Dong10271

21.29[149] On the chromatic uniqueness of the graph W（n，n-2，k）&F.Dong10280

21.30[157] The chromaticity of odd wheels with a missing spoke&F.Dong，K.M.Koh10290

21.31[173] All wheels with two missing consecutive spokes are chromatically unique&F.M.Dong10303

21.32[212] On the complete bipartite decomposition of planar graphs&J.Dong10319

21.33[215] Star chromatic number of some graphs&R.Hao，et al10329

21.34[223] On the maximum local density of a graph&J.Dong10333

21.35[274] 组合泛函方程的新进展10337

21.36[285] Determination of the star valency of a graph&J.Dong，C.Zhang10341

21.37[304] Four counterfeit coins problem&A.Li10347

21.38[312] Determination of the densest subgraph&J.Dong10355

21.38[315] 类树图的亏格多项式问题&赵喜梅10360

21.40[322] On chromatic polynomials of some kinds of graphs&R.Hao10365

21.41[323] Generating cycle spaces for graphs on surfaces with small genera&H.Ren，D.Ma，J.Lu10373

21.42[325] 一类直径为3的2-连通图的最大亏格&王慧艳10392

21.43[356] 5色图包含子式K5的一个简单证明&陈仪朝，王涛10396

21.44[358] 一般4-正则图的纵横扩张优化&兰培挺10399

21.45[362] 两类4-正则图的最小折数纵横扩张&俞勤，杨艳10403

21.46[365] 几类4-正则平面图的最小折数纵横扩张&姜伟10408

21.47[390] 一类布线问题求解的判别准则和算法&赵鲁闽10412

21.48[391] On the decomposition of graphs into complete bipartite graphs&J.Dong10419

21.49[432] Decycling number of circular graphs&E.L.Wei，Z.X.Li10427

21.50[476] On the number of genus embeddings of complete tripartite graph Kn，n，l&Z.L.Shao10434

21.51[479] On the functional equations in rectilinear embedding—Counting rooted near quadrangulations on the sphere&L.Y.Pan，R.X.Hao10448

21.52[480] Counting two types of quadrangulations：Rooted near quadrangulations on the disc and nonseparable outerplanar quadrangulations&L.Y.Pan，R.X.Hao10453

21.53[483] Up-embeddability of graphs with new degree-sumof independent vertices&S.X.Lv10457

21.54[488] 单行地图在曲面上的计数&张永利10465

21.55[491] Genus polynomial for similar benzene structure graphs&J.C.Zeng10468

21.56[492] On average crosscap number of a graph&Y.S.Zhang，Y.Chen10481

21.57[494] Minimum genera of certain types of graphs&Z.L.Shao10502

21.58[495] Chromatic sums of biloopless nonseparable near-trian-gulations on the projective plane&Z.X.Li10516

21.59[496] Lower bound on the maximum genus of triangle-free graphs&G.H.Dong10528

21.60[498] Up-embeddability of graphs with nnew degree-sum of independent vertices&S.X.Lv10535