结果:找到“Differential Equations with”相关内容85个,排序为按回复时间降序,搜索更多相关帖子请点击“高级
Differential Equations with Boundary Value Problems 2e
2 个回复 - 1427 次查看 是事实上是事实上事实上事实上事实上2016-1-28 11:20 - 2643230688 - 休闲灌水
Differential Equations with Mathematica (Fourth Edition)
8 个回复 - 1850 次查看 Differential Equations with Mathematica (Fourth Edition) Martha L. Abell and James P. Braselton Differential Equations with Mathematica, Fourth Edit ...2017-10-13 10:14 - deem - MATLAB等数学软件专版
Applied Differential Equations with Boundary Value Problems
3 个回复 - 1222 次查看 Applied Differential Equations with Boundary Value Problems presents a contemporary treatment of ordinary differential equations (ODEs) and an introduction to partial differential equations (PDEs), in ...2018-2-4 07:08 - nivastuli - 博弈论
Backward stochastic differential equations with reflection and Dynkin games
2 个回复 - 1800 次查看 【作者(必填)】 J Cvitanić, I Karatzas 【文题(必填)】 Backward stochastic differential equations with reflection and Dynkin games 【年份(必填)】 1996 【全文链接或数据库名称(选填)】Annals ...2015-8-12 14:52 - feiyufans - 求助成功区
珍贵书籍"Modelling with Ito Stochastic Differential Equations"
5 个回复 - 1634 次查看 Modelling with Ito Stochastic Differential Equations By E. Allen Texas Tech University, USA Allen的书,对于随机分析入门,再也合适不过了!写得太好了! Contents Preface . . . . . . . . . . . . ...2012-3-23 17:34 - chjy02 - 计量经济学与统计软件
Simulation and Inference for Stochastic Differential Equations With R Examples
3 个回复 - 1464 次查看 Stefano M. Iacus Simulation and Inference for Stochastic Differential Equations With R Examples2014-10-23 21:22 - li_mao - 计量经济学与统计软件
Backward Stochastic Differential Equations with Jumps and Their Actuarial and Fi
1 个回复 - 1889 次查看 Backward Stochastic Differential Equations with Jumps and Their Actuarial and Financial Applications Authors: Delong, Łukasz Backward stochastic differential equations with jumps can be used ...2015-6-7 00:28 - SleepyTom - 金融工程(数量金融)与金融衍生品
Stochastic Differential Equations in Infinite Dimensions: with Applications to S
2 个回复 - 2196 次查看 The systematic study of existence, uniqueness, and properties of solutions to stochastic differential equations in infinite dimensions arising from practical problems characterizes this volume that is ...2015-7-21 11:36 - nelsoncwlee - 量化投资
[下载]Modeling with Ito Stochastic Differential Equations
15 个回复 - 6165 次查看 <p>书名:Modeling with Ito Stochastic Differential Equations<br/>作者:E. Allen Texas Tech University, USA<br/>出版社: Published by Springer,<br/>出版日期:Published 2007<br/>格式 ...2007-12-7 21:43 - jiefaxc - 计量经济学与统计软件
Elementary Differential Equations with Boundary Value Problems_pdf下载
24 个回复 - 5679 次查看 Elementary Differential Equations with Boundary Value Problems_pdf下载 内容简介 · · · · · · The Sixth Edition of this acclaimed differential equations book remains the same classic volume i ...2016-9-26 19:52 - 浪子彦青 - 休闲灌水
Simulation and Inference for Stochastic Differential Equations - With R Examples
4 个回复 - 1864 次查看 Simulation and Inference for Stochastic Differential Equations - With R Examples2016-9-1 12:34 - jinshansi - R语言论坛
Numerical Solution of Stochastic Differential Equations with Jumps in Finance
5 个回复 - 2688 次查看 Numerical Solution of Stochastic Differential Equations with Jumps in Finance Authors: Platen, Eckhard, Bruti-Liberati, Nicola In financial and actuarial modeling and other areas of applic ...2015-6-7 00:53 - SleepyTom - 金融工程(数量金融)与金融衍生品
stochastic differential equations_an introduction with applications by Oksendal
6 个回复 - 2328 次查看 stochastic differential equations_an introduction with applications by Oksendal2016-9-27 06:28 - victorialucky - 金融学(理论版)
Introduction to Stochastic Differential Equations with Applications to Modelling
3 个回复 - 775 次查看 书名: Introduction to Stochastic Differential Equations with Applications to Modelling in Biology and Finance 作者: Carlos A. Braumann 出版日期: 2019 出版商: Wiley 页数: 304 语言: 英语 A c ...2019-5-13 06:16 - zhangke0987 - 投资人(实务版)
欧洲精算研究院丛书Backward Stochastic Differential Equations with Jumps and Thei
3 个回复 - 2419 次查看 Backward stochastic differential equations with jumps can be used to solve problems in both finance and insurance.Part I of this book presents the theory of BSDEs with Lipschitz generators driven by a ...2015-4-16 19:16 - lasgpope - Forum
Numerical Solution of Stochastic Differential Equations with Jumps in Finance
18 个回复 - 5417 次查看 Eckhard Platen, Nicola Bruti-Liberati - Numerical Solution of Stochastic Differential Equations with Jumps in Finance (Stochastic Modelling and Applied Probability) In financial and actuarial m ...2010-11-9 21:33 - terrytong - 经济金融数学专区
Mathematical Physics with Partial Differential Equations 2nd Edition
19 个回复 - 1071 次查看 Academic Press | 2018 | ISBN 978-0-12-814759-7 | 474 pages | PDF **** 本内容被作者隐藏 ****2018-5-16 16:05 - igs816 - 经管书评
Partial Differential Equations with Fourier Series and Boundary Value Problems
13 个回复 - 1557 次查看 Nakhle H. Asmar ISBN: 0486807371 | 2016 | EPUB | 816 pages | 126 MB This text provides an introduction to partial differential equations and boundary value ...2017-10-29 23:42 - igs816 - 经管书评
常微分方程Ordinary Differential Equations with Applications
3 个回复 - 1480 次查看 Ordinary Differential Equations with Applications 三合一 因其中有购买的,整理后上传,方便下载,三合一全网最低。 目录:2018-3-11 12:09 - 叶蕴锋 - MATLAB等数学软件专版
Applied Partial Differential Equations with Fourier Transforms and Boundary Valu
2 个回复 - 3158 次查看 Applied Partial Differential Equations with Fourier Transforms and Boundary Value Problems2019-3-4 17:49 - wxk12 - 数据分析与数据挖掘
求书:Nonlinear Partial Differential Equations with Applications
4 个回复 - 713 次查看 【作者(必填)】Tomáš Roubíček 【文题(必填)】Nonlinear Partial Differential Equations with Applications 【年份(必填)】2013 【全文链接或数据库名称(选填)】https://icerbox.com/DnLv1y ...2019-5-2 06:49 - caifacai - 求助成功区
From Elementary Probability to Stochastic Differential Equations with MAPLE
19 个回复 - 4968 次查看 **** 本内容被作者隐藏 **** From Elementary Probability to Stochastic Differential Equations with MAPLE 发现论坛里没有这本书,所以上传. 内容简介: This is an introduction to probabilistic and stat ...2015-11-17 00:04 - donnieche - 经济金融数学专区
【2019新书】Introduction to Stochastic Differential Equations with Applications
14 个回复 - 9697 次查看 Introduction to Stochastic Differential Equations with Applications to Modelling in Biology and Finance by Carlos A. Braumann (Author) About the Author CARLOS A. BRAUMANN is Professor in the Depa ...2019-5-13 07:27 - slowry - 金融学(理论版)
SCI期刊Applied Sciences 特刊招稿5篇: Deep Learning with Differential Equations
0 个回复 - 536 次查看 Special Issue: Deep Learning with Differential Equations submission deadline: 2022.2.25 Journal:Applied Sciences (IF 2.679)约稿5篇 https://www.mdpi.com/journal/applsci/special_issues/Deep_Lear ...2021-9-2 22:05 - 18340831375 - 论文版
Introduction to Partial Differential Equations with MATLAB
16 个回复 - 2261 次查看 Introduction to Partial Differential Equations with MATLABThis advanced text/reference is an introduction to partial differential equations that covers the traditional topics within a modern c ...2016-1-27 12:59 - Nicolle - winbugs及其他软件专版
Pricing weather derivatives with partial differential equations
1 个回复 - 45 次查看 This paper means to price weather derivatives through solving the Partial Differential Equation (PDE) of the Ornstein–Uhlenbeck process. Since the PDE is convection dominated, a finite difference s ...2019-4-12 11:28 - mathlee - Forum
Introduction to Partial Differential Equations with Applications
4 个回复 - 2025 次查看 Introduction to Partial Differential Equations with Applications by E. C. Zachmanoglou and Dale W. Thoe Dover Publications ISBN 9780486652511 This book has been widely acclaimed for its clear ...2016-10-23 02:24 - SleepyTom - 金融工程(数量金融)与金融衍生品
Stochastic differential equations_ an introduction with applications
7 个回复 - 4423 次查看 金融学英文经典教材It is a serious introduction that starts with fundamental measure-theoretic concepts and ends, coincidentally, with the Black-Scholes formula as one of several examples of applicatio ...2015-2-25 00:53 - 大蒜头真大 - 金融学(理论版)
【统计教材系列】Differential Equations with Applications and Historical 第三版
67 个回复 - 5901 次查看 经典教材2017年第三版,降价出售期已过,想要随时跟踪最新好书,请点击我头像下方“加关注”(http://bbs.pinggu.org/z_guanzhu.php?action=add&fuid=452766)。关注成功后,查看这里即可:三步走把千本好书“一网打 ...2016-12-29 22:21 - wwqqer - 微观经济学
Dynamic Data Analysis Modeling Data with Differential Equations
8 个回复 - 1936 次查看 This text focuses on the use of smoothing methods for developing and estimating differential equations following recent developments in functional data analysis and building on techniques described in ...2017-6-28 06:30 - nivastuli - 博弈论
Calculus and Differential Equations with MATLAB
16 个回复 - 1679 次查看 English | 2016 | ISBN: 1783322659 | 455 Pages | PDF | 5 MB[/backcolor] Calculus and Differential Equtions with MATLAB presents a clear, easy-to-understand on how to use MATLAB to solve calculus and ...2020-1-13 07:27 - Nicolle - winbugs及其他软件专版
[Mathematica微分方程]Differential Equations with Mathematica
99 个回复 - 10957 次查看 The Third Edition of the Differential Equations with Mathematica integrates new applications from a variety of fields,especially biology, physics, and engineering. The new handbook is also completely ...2015-5-27 01:04 - lasgpope - 量化投资
【学习笔记】求differential equations with applications and historical no ...
0 个回复 - 317 次查看 求differential equations with applications and historical notes 3rd edition2019-11-24 14:01 - pgbing - Forum
Differential equations: with applications historical notes(第三版)
3 个回复 - 808 次查看 【作者(必填)】 George F. Simmons 【文题(必填)】 Differential equations: with applications historical notes 【年份(必填)】 2016 【全文链接或数据库名称(选填)】看到道客巴巴上有呢,哪位大神帮忙搞过 ...2018-5-19 09:51 - 20115326 - 求助成功区
【学习笔记】Differential equations with applications and historical note ...
0 个回复 - 319 次查看 Differential equations with applications and historical notes 3rd edition2019-11-24 11:30 - pgbing - Forum
stochastic differential equations with markovian switching评价
2 个回复 - 840 次查看 stochastic differential equations with markovian switching这本书出自大师毛雪荣之手,写得可谓是由浅入深,分析的非常到位,是研究随机方面不可多得的一本好书啊~!!!2015-8-2 11:11 - 小猴大魔王 - 休闲灌水
A First Course in Differential Equations with Modeling Applications
10 个回复 - 1889 次查看 Product Details [*]Hardcover: 464 pages [*]Publisher: Brooks Cole; 10 edition (March 15 2012) [*]Language: English [*]ISBN-10: 1111827052 [*]ISBN-13: 978-1111827052 [*]Product Dimensions: 2.5 ...2016-3-12 09:26 - Nicolle - winbugs及其他软件专版
急!Lp-Solutions of backward doubly stochastic differential equations with stoch
3 个回复 - 925 次查看 【作者(必填)】Owo Jean Marc 【文题(必填)】Lp-Solutions of backward doubly stochastic differential equations with stochastic Lipschitz condition and p ∈ (1, 2) 【年份(必填)】2017 【全文链接或 ...2017-7-23 21:36 - xuanting - 求助成功区
Computation of Eigenvalues Associated with Functional Differential Equations
2 个回复 - 941 次查看 【作者(必填)】 【文题(必填)】 【年份(必填)】 【全文链接或数据库名称(选填)】http://epubs.siam.org/doi/abs/10.1137/0908032?journalCode=sijcd42012-9-24 20:56 - chaoyang712 - 求助成功区
Optimal Adaptive Designs with Inverse Ordinary Differential Equations
1 个回复 - 580 次查看 【作者(必填)】 23 【文题(必填)】 Optimal Adaptive Designs with Inverse Ordinary Differential Equations【年份(必填)】 23 【全文链接或数据库名称(选填)】https://onlinelibrary.wiley.com/doi/10.1111/i ...2019-1-30 00:18 - internet.hzx - 求助成功区
Differential Equations with MATLAB: Exploration, Applications, and Theory
20 个回复 - 3303 次查看 Differential Equations with MATLAB: Exploration, Applications, and Theory (Textbooks in Mathematics, Book 15) by Mark McKibben and Micah D. Webster English | 2014 | ISBN: 1466557079 | 497 pages | P ...2015-5-2 10:53 - igs816 - MATLAB等数学软件专版
【720币】求书『Ordinary Differential Equations with Applications (2nd Edition)』
16 个回复 - 1803 次查看 【作者(必填)】Cornelia Druţu: Mathematical Institute, Oxford, United Kingdom, Michael Kapovich: University of California, Davis, CA 【文题(必填)】Geometric Group Theory 【年份(必填)】2018 ...2018-8-27 11:38 - 北固隐 - 求助成功区
Optimal Adaptive Designs with Inverse Ordinary Differential Equations
1 个回复 - 657 次查看 【作者(必填)】 Eugene Demidenko 【文题(必填)】 Optimal Adaptive Designs with Inverse Ordinary Differential Equations【年份(必填)】 23 【全文链接或数据库名称(选填)】https://onlinelibrary.wiley.com ...2018-9-8 12:32 - internet.hzx - 求助成功区
Calculus and Differential Equations with MATLAB
22 个回复 - 1626 次查看 **** 本内容被作者隐藏 ****2018-8-22 08:58 - Nicolle - winbugs及其他软件专版
Differential Equations with Matlab
8 个回复 - 1763 次查看 http://www.math.umd.edu/schol/ode/sample_problemMtlb.html2015-12-13 05:11 - Nicolle - winbugs及其他软件专版
Stability of Linear Delay Differential Equations: A Numerical Approach with MATL
4 个回复 - 687 次查看 English | PDF| 2015 | 162 Pages | ISBN : 1493921061 This book presents the authors' recent work on the numerical methods for the stability analysis of linear autonomous and periodic delay differe ...2018-5-14 15:10 - igs816 - MATLAB等数学软件专版
Essentials of Partial Differential Equations: With Applications
32 个回复 - 1225 次查看 English | PDF | 2018 | 383 Pages | ISBN : 3319906461 This book offers engineering students an introduction to the theory of partial differential equations and then guiding them through the modern ...2018-5-14 15:36 - igs816 - 经管书评
Spline Collocation Methods for Partial Differential Equations With Applications
8 个回复 - 1186 次查看 Wiley | 2017 I ISBN 978-1-119-30103-5 | 553 pages | PDF true | 6 M **** 本内容被作者隐藏 ****2017-10-21 11:34 - igs816 - 量化投资
Differential Equations with Mathematica: Edition 4
1 个回复 - 525 次查看 【作者(必填)】Martha L. Abell and James P. Braselton 【文题(必填)】Differential Equations with Mathematica: Edition 4 【年份(必填)】2016 【全文链接或数据库名称(选填)】http://www.sciencedirec ...2017-10-13 08:49 - raiderqi - 求助成功区
[分享] Simulation and Inference for Stochastic Differential Equations: With R Exa
41 个回复 - 14302 次查看 Simulation and Inference for Stochastic Differential Equations: With R ExamplesSimulation and Inference for Stochastic Differential Equations: With R Examples (Springer Series in Statistics)By Stefano ...2009-5-1 15:26 - dwl001 - R语言论坛
Ordinary Differential Equations with Applications (2nd Edition)
6 个回复 - 3711 次查看 [*]Series: Series on Applied Mathematics (Book 21) [*]Hardcover: 312 pages [*]Publisher: World Scientific Publishing Company; 2 edition (August 10, 2013) [*]Language: English [*]ISBN-10: 9814452 ...2016-7-16 18:29 - Wheea - 金融学(理论版)
求《Ordinary Differential Equations with Applications (2nd Edition)》一书
4 个回复 - 1391 次查看 求《Ordinary Differential Equations with Applications (2nd Edition)》一书2017-2-16 17:57 - 632989501 - 悬赏大厅
Simulation_Inference_Stochastic_Differential_Equationswith_R_examples pdf下载
3 个回复 - 1212 次查看 【数据分析电子书免费下载】 Simulation_Inference_Stochastic_Differential_Equationswith_R_examples pdf下载 This book covers a highly relevant and timely topic that is of wide interest, especially i ...2016-12-30 20:44 - 数据分析闯天下 - 数据分析师(CDA)专版
A First Course in Differential Equations with Modeling Applications-10ed
0 个回复 - 1227 次查看 Solution manual for A First Course in Differential Equations with Modeling Applications, 10th Edition by Dennis G. Zill [/backcolor]Loyola Marymount University[/backcolor]2017-1-10 02:40 - danhan1991 - 计量经济学与统计软件
随机微分方程及其数值方法《Stochastic and partial differential equations with a》
2 个回复 - 1913 次查看 《Stochastic and partial differential equations with adapted numerics》 作者:Goodman etc. 出版日期:20042011-9-28 01:30 - wpemk - 金融学(理论版)
Differential Equations with Mathematica
4 个回复 - 1154 次查看 2015-10-25 12:11 - Nicolle - winbugs及其他软件专版
Solving Nonlinear Partial Differential Equations with Maple and Mathematica
4 个回复 - 1098 次查看 Product Details [*]Hardcover: 357 pages [*]Publisher: Springer; 2011 edition (Aug. 4 2011) [*]Language: English [*]ISBN-10: 3709105161 [*]ISBN-13: 978-3709105160 [*]Product Dimensions: 15.6 x ...2015-10-25 10:04 - Nicolle - winbugs及其他软件专版
Differential Equations: An Introduction with Mathematica®
3 个回复 - 863 次查看 Product Details [*]Paperback: 434 pages [*]Publisher: Springer; Softcover reprint of hardcover 2nd ed. 2004 edition (Nov. 25 2010) [*]Language: English [*]ISBN-10: 1441919414 [*]ISBN-13: 978-14 ...2015-10-25 10:10 - Nicolle - winbugs及其他软件专版
Simulation and Inference for Stochastic Differential Equations: With R Examples
3 个回复 - 3146 次查看 Simulation and Inference for Stochastic Differential Equations: With R Examples2010-9-12 12:46 - mathliudz - 金融学(理论版)
求书《Backward Stochastic Differential Equations With Jumps And Applications》
1 个回复 - 1716 次查看 求书,价格好商量 司徒荣的《Backward Stochastic Differential Equations With Jumps And Applications》完整版,网上有一个版本,但是少几页2011-5-29 23:04 - xuruilong100 - 金融工程(数量金融)与金融衍生品
Strong Solutions of Stochastic Differential Equations with Boundary Conditions
1 个回复 - 597 次查看 【作者(必填)】 【文题(必填)】Strong Solutions of Stochastic Differential Equations with Boundary Conditions 【年份(必填)】 【全文链接或数据库名称(选填)】http://www.tandfonline.com/doi/abs/10.10 ...2014-10-22 10:52 - ssylzz - 求助成功区
Simulation and Inference for Stochastic Differential Equations With R Examples
0 个回复 - 893 次查看 Stefano M. Iacus Simulation and Inference for Stochastic Differential Equations With R Examples2014-10-17 21:19 - li_mao - 计量经济学与统计软件
One-Dimensional Stochastic Differential Equations with Generalized Drift Read
1 个回复 - 752 次查看 【作者(必填)】 【文题(必填)】One-Dimensional Stochastic Differential Equations with Generalized Drift [/backcolor] 【年份(必填)】Theory Probab. Appl., 58(3), 345–357. (13 pages) 【全文链接 ...2014-10-13 10:25 - ssylzz - 求助成功区
Stochastic Differential Equations with Jumps: Simulation
3 个回复 - 1019 次查看 【作者(必填)】Nicola Bruti-Liberati, Eckhard Platen 【文题(必填)】Stochastic Differential Equations with Jumps:Simulation 【年份(必填)】2010 【全文链接或数据库名称(选填)】http://onlinelibrary ...2014-9-25 21:06 - Bumboo - 求助成功区
Stochastic differential equations with Markovian switching
4 个回复 - 3757 次查看 相关词条:switching, Markovian, Stochastic, differential, equations 我也想创建词条赚积分 【题名】:Stochastic differential equations with Markovian switching 【 作者】:Xuerong Mao,Chenggui ...2010-11-9 14:00 - blueswind - 文献求助专区
求:Theory of Stochastic Differential Equations with Jumps and Applications
1 个回复 - 1069 次查看 全名:Theory of Stochastic Differential Equations with Jumps and Applications: Mathematical and Analytical Techniques with Applications to Engineering ~ Situ Rong (作者) [*]出版社: Springer- ...2014-3-26 14:38 - 唐宋元清 - 求助成功区
Numerical Solution of Stochastic Differential Equations with Jumps in Finance
1 个回复 - 908 次查看 【作者(必填)】 【文题(必填)】Numerical Solution of Stochastic Differential Equations with Jumps in Finance 【年份(必填)】 Quantitative Finance. Sep2013, Vol. 13 Issue 9, p1353-1355. 【全文链 ...2013-10-8 12:56 - ssylzz - 求助成功区
Almost periodic solutions for stochastic differential equations with
1 个回复 - 635 次查看 【作者(必填)】Yan Wang and Zhenxin Liu 【文题(必填)】Almost periodic solutions for stochastic differential equations with Lévy noise 【年份(必填)】2012 【全文链接或数据库名称(选填)】http://i ...2013-5-10 15:40 - zonggf - 求助成功区
3元出售Chicone (2006) Ordinary Differential Equations with Applications 2e
3 个回复 - 1355 次查看 RT 非扫描版。另附errata地址:http://www.math.missouri.edu/~carmen/pdf/errata2.pdf2012-8-29 12:30 - brett918 - 宏观经济学
On the Functions Defined by Differential Equations, with an Extension of the
2 个回复 - 949 次查看 【作者(必填)】 【文题(必填)】 【年份(必填)】 【全文链接或数据库名称(选填)】http://www.jstor.org/stable/23693472012-8-20 08:43 - chaoyang712 - 求助成功区
[分享]OPTION PRICING MODELS WITH JUMPS INTEGRO-DIFFERENTIAL EQUATIONS AND INVERSE
2 个回复 - 2092 次查看 [此贴子已经被作者于2007-3-7 18:30:11编辑过]2007-2-27 08:42 - mxgu - 计量经济学与统计软件
Stochastic differential equations with Markovian switching
2 个回复 - 5405 次查看 Stochastic differential equations with Markovian switching 作者:Xuerong Mao,Chenggui Yuan 2006 Imperial College Press2010-11-8 23:53 - blueswind - 金融工程(数量金融)与金融衍生品
[下载] Modeling with Ito Stochastic Differential Equations
5 个回复 - 2623 次查看 Modeling with Ito Stochastic Differential Equations by E. Allen http://www.springer.com/mathemat ... k/978-1-4020-5952-0 About this book: Dynamical systems with random influences occur through ...2010-3-26 20:59 - wzpinggu - 计量经济学与统计软件
分享:Partial.Differential.Equations.with.Fourier.Series.and.Boundary
4 个回复 - 2245 次查看 分享下英文版的Partial.Differential.Equations.with.Fourier.Series.and.Boundary 希望对大家有用2010-11-2 19:09 - paul84 - 经济金融数学专区
Differential Equations with Linear Algebra
1 个回复 - 2294 次查看 Differential Equations with Linear Algebra Matthew R. Boelkins, J. L. Goldberg, and Merle C. Potter Oxford University Press | English | 2009-11-05 | ISBN: 0195385861 | 576 pages | PDF | 3,3 MB ...2011-3-26 15:04 - james-fang - 经济金融数学专区
Differential equations with deviating argument
0 个回复 - 685 次查看 Differential equations with deviating argument AM Zverkin, Usp. mat. Nauk,17,2(104),77-164,1962.2011-7-18 13:51 - chaoyang712 - 文献求助专区