Đăng nhập

Hãy chọn một cách để đăng nhập

Hoặc tiếp tục với email

Nhớ mật khẩu

Chưa có tài khoản? Đăng ký

Báo cáo toán học: " Reachability relations and the structure of transitive digraphs" ppsx

Báo cáo toán học: " Weak compactness and the Eisenfeld-Lakshmikantham measure of nonconvexity" potx

Báo cáo toán học: " Weak compactness and the Eisenfeld-Lakshmikantham measure of nonconvexity" potx

... nonempty and closed subsets of B X such that lim n à(A n ) = 0, the set A = n=1 A n is nonempty and convex. (iv) The measure à satises the Cantor property in X. Proof. The equivalence of (i) and ... subsets of the bounded and convex set coC, then à(C n ) = 0 (n ∈ N), and therefore C ∞ = ∅. Appealing again to the ˇ Smulian theorem [6, Theorem V.6.2] we ﬁnd t...

Ngày tải lên : 20/06/2014, 20:20

15
346
0

Báo cáo toán học: "Chemical composition and antibacterial activity of the essential oils from Launaea resedifolia L." docx

Báo cáo toán học: "Chemical composition and antibacterial activity of the essential oils from Launaea resedifolia L." docx

... knowledge, there are no reports about the chemical content and biological effect of the essential oils of L. resedifolia. There no reports on the essential oils of the species of the genus launaea ... due to the geographical location and the harvesting period. It is noteworthy that the results of this study may be considered as the first report on...

Ngày tải lên : 20/06/2014, 20:20

13
455
0

Báo cáo toán học: "Antioxidant, antimicrobial, and theoretical studies of the thiosemicarbazone derivative Schiff base 2-(2-imino-1-methylimidazolidin-4-ylidene)hydrazinecarbothioamide (IMHC)" potx

Báo cáo toán học: "Antioxidant, antimicrobial, and theoretical studies of the thiosemicarbazone derivative Schiff base 2-(2-imino-1-methylimidazolidin-4-ylidene)hydrazinecarbothioamide (IMHC)" potx

... screening of hydrazones Schiff and Mannich bases of isatin derivatives. Eur J Med Chem 36:615–623 Antioxidant, antimicrobial, and theoretical studies of the thiosemicarbazone derivative Schiff base ... structure of the IMHC. Figure 2. The effect of test organism toward synthesized compound. Figure 3. The effect of tested fungi toward synthesized c...

Ngày tải lên : 20/06/2014, 20:20

23
449
1

Báo cáo toán học: " Order-distributions and the Laplace-domain logarithmic operator" docx

Báo cáo toán học: " Order-distributions and the Laplace-domain logarithmic operator" docx

... time- domain order-distributions and the Laplace-domain logarithmic operator. This paper has presented a theory of Laplace-domain logarithmic operators. The motivation is the appeara nce of logarithmic ... demonstrates that the ln(s) operator appears frequently. The next section will review the necessary results from fractional calculus and the theory of order-d...

Ngày tải lên : 20/06/2014, 21:20

19
389
0

Báo cáo toán học: "Fredholm operators and the continuity of the Lefschetz number " potx

Báo cáo toán học: "Fredholm operators and the continuity of the Lefschetz number " potx

... alt =""

Ngày tải lên : 05/08/2014, 10:20

37
354
0

Báo cáo toán học: "Contraction semigroups and the spectrum of $A_1 otimes I + I otimes A_2$ " pps

Báo cáo toán học: "Contraction semigroups and the spectrum of $A_1 otimes I + I otimes A_2$ " pps

... class="bi x0 y0 w1 h 3" alt =""

Ngày tải lên : 05/08/2014, 15:20

18
339
0

Báo cáo toán học: "Two remarks concerning the theorem of S. Axler, S.-Y. A. Chang and D. Sarason " docx

Báo cáo toán học: "Two remarks concerning the theorem of S. Axler, S.-Y. A. Chang and D. Sarason " docx

... class="bi x0 y0 w2 h 1" alt =""

Ngày tải lên : 05/08/2014, 15:20

10
427
0

Báo cáo toán học: "Lie groups over the field of rational functions, signed spectral factorization, signed interpolation, and amplifier design " pot

Báo cáo toán học: "Lie groups over the field of rational functions, signed spectral factorization, signed interpolation, and amplifier design " pot

... alt =""

Ngày tải lên : 05/08/2014, 15:20

46
258
0

Báo cáo toán học: "Ergodic theory and the functional equation (I - T)x = y " pps

Báo cáo toán học: "Ergodic theory and the functional equation (I - T)x = y " pps

... class="bi x0 y2 w5 h 2" alt =" "

Ngày tải lên : 05/08/2014, 15:20

14
298
0

Báo cáo toán học: "Redheffer products and the lifting of contractions on Hilbert space " pot

Báo cáo toán học: "Redheffer products and the lifting of contractions on Hilbert space " pot

...

Ngày tải lên : 05/08/2014, 15:20

4
364
0

Báo cáo toán học: " Colored partitions and a generalization of the braid arrangemen" docx

Báo cáo toán học: " Colored partitions and a generalization of the braid arrangemen" docx

... coordinates and leaving A col,s n invariant. By a calculation of the character of S n on the homology of the order complex of L A col , s n and using a formula of Orlik & Solomon [10] we are able ... Lie algebra homology, where it appears in a generic ﬁber of a projection of the braid arrangement. The study of the intersection lattice of th...

Ngày tải lên : 07/08/2014, 06:20

12
410
0

Báo cáo toán học: " Reachability relations and the structure of transitive digraphs" ppsx

Báo cáo toán học: " Reachability relations and the structure of transitive digraphs" ppsx

... in the case d > 1, the digraph D ∗ G,M is of type T ± and has properties 4 − and 3 + . Thus the (4 − , 3 + )-entry of the table corresponding to the type T ± is Y as well. The proof of the ... partitions of their vertex sets. If D is digraph and τ a partition of V (D), then the vertex set of the quotient graph D/τ is given by the sets of τ, and, for...

Ngày tải lên : 07/08/2014, 21:21

18
274
0

Báo cáo toán học: "Clique-width and the speed of hereditary properties" doc

Báo cáo toán học: "Clique-width and the speed of hereditary properties" doc

... and multiple edges. For a graph G, we denote by V (G) and E(G) the vertex set and the edges set of G respectively. The complement of G is denoted G. The neighborhood of v ∈ V (G) is the set of ... giving the or der along the real line in which the starts and ends of intervals occur, and separately record the permutation σ, where the start point of th...

Ngày tải lên : 07/08/2014, 21:21

11
264
0

Báo cáo toán học: " Mesh patterns and the expansion of permutation statistics as sums of permutation patterns" docx

Báo cáo toán học: " Mesh patterns and the expansion of permutation statistics as sums of permutation patterns" docx

... 4 Mesh patterns and the expansion of permutation statistics as sums of permutation patterns Pett er Brăanden Department of Mathematics, Stockholm University, SE-106 91 Stockholm, Sweden Anders ... permutation of the first kind if and only if L and R are André permutations of the first kind. Theorem 7. Let π ∈ S n . Then π is an André permutation...

Ngày tải lên : 08/08/2014, 14:23

14
284
0

Báo cáo y học: "Complex systems and the technology of variability analysis" ppsx

Báo cáo y học: "Complex systems and the technology of variability analysis" ppsx

... [117]. Interpretation and significance of altered variability Following this review of the technology of variability analysis, the meaning of altered variability in biological signals must be addressed. A synthesis ... calculation, namely stationarity and periodicity. Note that the square of the contribution of each frequency is the power of that frequency...

Ngày tải lên : 12/08/2014, 20:20

18
544
0

Từ khóa: