the differential geometry of parametric primitives
the differential geometry of parametric primitives
... on the surface turns toward the positivedirection of the surface normal by: The deviation (in the normal direction) from the tangent plane of the surface, given a differential displacement of ... DSphereGiven the spherical coordinates:we have the Jacobian matrix: the Hessian tensor: the first fundamental form: the normal:and the second fundamental form:Turkowski The Differential Geometry of Parametric ... ParametrizationWith the parametrization:we have the Jacobian matrix: the Hessian tensor: the first fundamental form: the normal:Turkowski The Differential Geometry of Parametric Primitives 26 January 1990Apple...
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Tài liệu Đề tài " Geometry of the uniform spanning forest: Transitions in dimensions 4, 8, 12, . . . " pptx
... and let Fnbe the union of Fn−1with the loop-erasure of Xn. Then F :=∞n=1Fnhas the distribution of the (wired) USF on G. The edges in F inherit the orientation from the loop-erasedwalks ... occurrence of S, then we should also contract the edges in K1and delete the edges in K2.Therefore, conditionally on ΥRand the occurrence of S, the path γRhas the distribution of the loop-erasure ... Schramm GEOMETRY OF THE UNIFORM SPANNING FOREST483event has positive probability), is the union of E1with the set of edges of aUST on the graph obtained from G by contracting the edges...
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Tài liệu Báo cáo khoa học: Differential expression of duplicated LDH-A genes during temperature acclimation of weatherfish Misgurnus fossilis Functional consequences for the enzyme ppt
... in the sub-unit contact area of the tetramer, whereas the remaining two mismatches sur-round the contact area; this is expected to manifest in the kinetic andthermodynamic properties of the ... All the observed dynamic changes in enzymeproperties under acclimation should be considered in the context of the relevance for the performance of metabolic networks, because the theory of metaboliccontrol ... of a- andb-subunits. Earlier, molecular dynamic simulation of LDH has revealed that the tetrameric nature of LDHplays a crucial role in maintaining the geometry of the active site through the...
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Tài liệu Báo cáo khoa học: A point mutation in the ATP synthase of Rhodobacter capsulatus results in differential contributions of DpH and Du in driving the ATP synthesis reaction pptx
... in the absence of a Du,asshown in Fig. 3 C. In the presence of a Du, the differencebetween the two strains was twofold over the entire DpHrange tested. In the absence of a Du, the ATP synthesis ... including the f act that in the ATP synthases of mitochondria and of photosynthetic bacteria the position of these two amino acids in the primary sequence are inverted[24], the fact that the E. ... respectively. The data points havebeen fitted with arbitrary functions. (B) An enlarged view of (A),showing only the data obtained in the absence of Du.(C)Theratioof the best-fitting functions and of the...
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Báo cáo khoa học: Differential recognition of heat shock elements by members of the heat shock transcription factor family ppt
... withoutchanging the magnitude of the heat shock response(cp3). The mutational analysis of the CRYGA andCRYGC HSEs suggests that the nucleotide sequencesand configuration of nGAAn-like units ... with the human c-crystallin promoters. These results show that the configuration of nGAAn units in the promoter isimportant in determining which hHSF members areinvolved in the regulation of the ... as judged from the amount andmobility of the complex (Fig. 1B). Notably, the amount of complex formed with hHSF4 and HSEgapor HSEstep was more than 70% that of hHSF4–HSE3P. Therefore, like...
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Báo cáo Y học: Differential regulation of the Fe-hydrogenase during anaerobic adaptation in the green alga Chlamydomonas reinhardtii pot
... hydrogenase of a photosynthetic eukaryotic cell, repre-sents a novel type of Fe-hydrogenases. Parts of the deduced amino-acid sequence of the cDNA correspond to the polypeptide sequence of the tryptic ... [50,51]. Anaerobic treatment of maize seedlings alters the profile of total protein synthesis[52,53]. It is known that the induction of the anaerobicproteins is the result of a n increased mRNA level. ... eight of thesecDNA fragments are similar to genes encoding proteins of the cytoplasmic ribosome complex. The sequences of sixclones did not co rrespond to any entries in the databases.Four of these...
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Báo cáo "On the asymptotic behavior of delay differential equations and its relationship with C0 - semigoup " potx
... bounded then the null solution of Eq.(12)is uniformly stable.b. If the C0- semigoup operator (T (t))t≥0satisfies the hypothesis of theorem (2.3) then the solution of Eq.(12) in the case ... such that the solution of Eq.(4) in the case µ = 0 will be asymptotic equivalence to the solution of Eq.(4) in the case µ = 0(in the followingwe will give µ = 1) .The obtained result of this part ... show that the null solution x(t) ≡ 0 of Eq.(4) is uniformly stable.ii) By assumption (ii) of the theorem there exist the positive constants C 1 and λT (t) Ce−λt, ∀t > 0.By the similar...
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Báo cáo khoa học: Differential binding of human immunoagents and Herceptin to the ErbB2 receptor ppt
... glycine–HCl, pH 2.2, at the end of each binding cycle.To measure the binding properties of Erbicin and ERB-hRNase to the extracellular domain of ErbB2, ECD wasimmobilized onto the surface of sensor chip ... injecting10 lLof10mm NaOH. A second set of binding curveswas recorded for ERB-hRNase in the presence of solublecarboxymethyl-dextran at a final concentration of 5mgÆmL)1. The rate constants of the interactions ... subsequent injections of analytes over the chip. The equilibrium responses (the mean of two determinations) were plotted versus the analyte concentrations to obtain the binding isotherms.Data were...
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Báo cáo khoa học: The intrinsic structure of glucose transporter isoforms Glut1 and Glut3 regulates their differential distribution to detergent-resistant membrane domains in nonpolarized mammalian cells potx
... line [25]. The differential distribution of these isoforms seems tobe independent of cell type or the amount of proteinexpressed. To clarify the molecular basis for the con-trol of the differential ... toABFig. 1. The topology of Glut1 and alignment of the deduced amino acid sequences of Glut1 and Glut3. (A) The predicted structure of Glut1 [1]. The position of the singleendogenous site of N-linked ... through these FLAG-tagged proteins.Neither the N-terminus nor the C-terminus of Glut1 is needed for the DRM distributionTo determine the functional domains responsible for the DRM distribution of...
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