標(biāo)題: Titlebook: A First Course in Geometric Topology and Differential Geometry; Ethan D. Bloch Textbook 1997 Birkh?user Boston 1997 Manifold.Topology.alge [打印本頁] 作者: CULT 時間: 2025-3-21 17:44
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作者: Agility 時間: 2025-3-21 22:51
Topology of Subsets of Euclidean Space,s the most obvious of these is the bony postorbital septum anthropoids, which walls off the temporal fossa from the orbit proper and so converts the orbit into a shadowy eye socket. A somewhat less complete postorbital septum is found in .. As far as I know, no other vertebrate, living or fossi1, ha作者: Muffle 時間: 2025-3-22 01:04
,Curves in ?3,. Transcription in bacteria is controlled by RNA polymerase containing the housekeeping sigma factor(s) or the alternative, e.g. sigma54 factor, its function being regulated via bacterial enhancer binding proteins. Elaboration of the enhancer DNA sequence acting . with the RNA polymerase is believed作者: 圖畫文字 時間: 2025-3-22 05:51
Smooth Surfaces,oises. Because adaptive characteristics of an organism have been shaped by natural selection, their functions should be evaluated in the natural habitats. In the study of flowering time, recent emergence of . systems biology i.e. combined applications of molecular biology and statistical modeling in作者: 教育學(xué) 時間: 2025-3-22 11:30
Curvature of Smooth Surfaces,ion, defined as the alternation of meiosis and fertilization, is not the only sustainable eukaryotic lifestyle. Moreover, different modes of asexual reproduction are observed in nature, raising the question of the diverse mechanisms responsible for the long-term survival and adaptation of strict ase作者: CURT 時間: 2025-3-22 13:01
Geodesics,ed a unique ability for trichromatic colour vision from a dichromatic mammalian ancestor. This was accomplished via allelic differentiation (e.g. most New World monkeys) or gene duplication (e.g. Old World primates) of the middle to long-wavelength sensitive (M/LWS) opsin gene. However, questions re作者: 包裹 時間: 2025-3-22 19:48 作者: ovation 時間: 2025-3-22 22:21 作者: 膠水 時間: 2025-3-23 02:28
A First Course in Geometric Topology and Differential Geometry作者: 挑剔為人 時間: 2025-3-23 09:19
Front Matters that induce rapid changes in genetic expression and/or that determine reproductive isolation, such as substitutions, insertions, deletions, duplications, transpositions, gross chromosomal rearrangements, recombination and, in general, any mechanism that changes the regulatory pattern of the organi作者: 推遲 時間: 2025-3-23 11:31 作者: 枕墊 時間: 2025-3-23 17:16 作者: gonioscopy 時間: 2025-3-23 19:21
Smooth Surfaces,ty of flowering-time regulation. Meteorological data indicate that seasonal signal in temperature is a pattern over multiple weeks or months with short-term serious noises. It predicts that molecular machinery of flowering-time control should refer past temperatures for 4–6?weeks or longer. Molecula作者: 變態(tài) 時間: 2025-3-24 01:55 作者: Hallowed 時間: 2025-3-24 03:51 作者: Progesterone 時間: 2025-3-24 08:29
The Gauss-Bonnet Theorem,a series of studies that included the analyses of dozens of organisms from the three domains of life, it was shown that there are overlapping ‘silent codes’ in the genetic code that are related to all stages of gene expression regulation. The aim of this chapter is to summarize the current knowledge作者: 笨拙的我 時間: 2025-3-24 11:24
Back Mattere P. A distinct form of protein-only RNase P (PRORP) apparently originated at the root of eukaryal evolution. In lineages of four of the five eukaryal supergroups, PRORP replaced the RNA-based enzyme in one or more of the cellular compartments that harbor a tRNA processing machinery. In metazoan mit作者: BILE 時間: 2025-3-24 18:31
Assessment and Clinical Patterns, On the other hand, a circle is topologically quite different from a straight line; intuitively, a circle would have to be cut to obtain a straight line, and such a cut certainly changes the qualitative properties of the object.作者: Chronic 時間: 2025-3-24 22:36 作者: modest 時間: 2025-3-24 23:56
Birkh?user Boston 1997作者: Eructation 時間: 2025-3-25 05:45
Anatomy of Airways Smooth Muscle,Though our main topic of concern is surfaces, prior to studying smooth surfaces we take a small detour through the study of smooth curves in ?. to develop some important tools. Our treatment of curves will be brief; more about curves, including such results such as the pretty Milnor-Fary Theorem, can be found in [M-P] or [DO1].作者: Plaque 時間: 2025-3-25 08:18
Airways Smooth Muscle Cells in Culture,Geodesics are curves in surfaces that play a role analogous to that of straight lines in the plane. Straight lines in the plane have three important properties:作者: lymphedema 時間: 2025-3-25 11:39
Modern Birkh?user Classicshttp://image.papertrans.cn/a/image/140761.jpg作者: pellagra 時間: 2025-3-25 17:01
Assessment and Clinical Patterns,rt off by considering some more general notions concerning the topology of subsets of Euclidean space. In contrast to geometry, which is the study of quantitative properties of spaces, that is, those properties that depend upon measurement (such as length, angle and area), topology is the study of t作者: 智力高 時間: 2025-3-26 00:02
Assessment and Clinical Patterns,ss of geometric objects. One of the most widely studied type of geometric objects are manifolds; the two-dimensional version of a manifold is a surface, which we will define rigorously in the next section.作者: 易改變 時間: 2025-3-26 01:25
Bronchiectasis and Cystic Fibrosis,r proof of the classification of surfaces, as well as for other results, we turn our attention to simplicial surfaces, which are surfaces built out of triangles, and which are much easier to work with than arbitrary surfaces. Examples of simplicial surfaces include the surface of a tetrahedron (a py作者: adulterant 時間: 2025-3-26 08:20
https://doi.org/10.1007/978-3-0348-7558-5functions discussed in Section 4.2. In both cases we define what it means to be “smooth” via parametrizations, define tangent and normal vectors, and then search for geometric quantities such as curvature. There are, however, two fundamental technical differences between surfaces and curves: A surfa作者: 固定某物 時間: 2025-3-26 11:22 作者: 不可比擬 時間: 2025-3-26 15:47
Karen E. Pedersen,Roy G. GoldieTheorem, essentially the point toward which this entire book has been aimed, shows that these two approaches are deeply related. The simplicial Gauss-Bonnet Theorem (Theorem 3.7.2) has already shown us one connection between a topological invariant (the Euler characteristic) and a geometric quantity作者: DALLY 時間: 2025-3-26 18:33
A First Course in Geometric Topology and Differential Geometry978-0-8176-8122-7Series ISSN 2197-1803 Series E-ISSN 2197-1811 作者: 觀察 時間: 2025-3-26 22:20
2197-1803 Overview: 978-0-8176-8122-7Series ISSN 2197-1803 Series E-ISSN 2197-1811 作者: 勤勉 時間: 2025-3-27 02:34 作者: 秘方藥 時間: 2025-3-27 06:17 作者: 抱怨 時間: 2025-3-27 13:04
Karen E. Pedersen,Roy G. Goldiegle defect and the Euler characteristic were defined in terms of triangulations; indeed, the real surprise was that the Euler characteristic turns out to be a topological invariant, that is, it does not depend upon the choice of triangulation of a given surface.作者: Critical 時間: 2025-3-27 15:12 作者: 異端邪說下 時間: 2025-3-27 21:31 作者: dissolution 時間: 2025-3-27 23:07
10樓作者: 懶鬼才會衰弱 時間: 2025-3-28 02:51
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