euler s method for systems in excel
báo cáo hóa học:" Rothe-Galerkin''''s method for nonlinear integrodifferential equations" docx
Ngày tải lên :
21/06/2014, 17:20
... existence of solutions for a class of nonlinear evolution equations of second order is proved by studying a full discretization The article is organized as follows In Section 2, we specify some ... hypotheses, precise sense of the weak solution, then we state the main results and some Lemmas that needed in the sequel In Section 3, by the Rothe–Galerkin method, we construct approximate solutions ... holds Then for |r| big enough, Jhm (r) r ≥ Taking into account that Jhm is continuous, Lemma states that Jhm has a zero Since the function a is strictly increasing then there exists v = um solution...
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Báo cáo hóa học: " Research Article Adaptive S-Method for SAR/ISAR Imaging" potx
Ngày tải lên :
22/06/2014, 19:20
... forms of the phase function for some typical cases in both SAR and ISAR systems (1) For nonmoving targets in SAR systems and for constant velocity targets in ISAR systems, the phase function can ... (2) So, the received signal is a 2D complex sinusoid (2) Phase function of moving targets in the SAR systems is analyzed in [1] Similar results are observed in some ISAR systems with uniform ... concentration is obtained by using the 1D SM, see Figure 3(b) Here, K = is used for the 1D SM calculation Since some of the reflectors are very close, the cross-terms will appear before obtaining satisfying...
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Development and validation of analytical method for naftopidil in human plasma by LC–MSMS
Ngày tải lên :
02/09/2015, 13:48
... The stability of QC samples kept in the autosampler for 25 h was also assessed The results indicate that solutions of naftopidil and IS can remain in the autosampler for at least 25 h, without showing ... to Internal standard is necessary for the determination of analyte in biological samples In the initial stages of this work, several compounds were investigated to find a suitable internal standard ... Stability Exhaustive experiments were performed to assess the stability of naftopidil in stock solution and in plasma samples under different conditions, simulating the conditions occurring during the...
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báo cáo hóa học:" Research Article New Adaptive Method for IQ Imbalance Compensation of Quadrature Modulators in Predistortion Systems" ppt
Ngày tải lên :
21/06/2014, 20:20
... use with the polynomial PDs The proposed method in this paper solves these drawbacks as follows: (1) no special calibration training signals are needed, (2) the online calibration technique using ... linearization system performance is proposed The remainder of this paper is organized as follows Section briefly describes the problem of IQ imbalance and the predistortion compensation scheme In this section ... PD with an indirect learning structure, as shown in Figure The benefit of this structure is that we can obtain directly the PD parameters instead of assuming a model for the PA, estimating the PA...
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Báo cáo toán học: "A Gessel–Viennot-Type Method for Cycle Systems in a Directed Graph" doc
Ngày tải lên :
07/08/2014, 13:21
... determinant expansion We will show this in two steps We start by considering walk systems that are not simple If this is the case, one of the two following properties MAY hold Property The walk system ... hinges on the relationship between domino tilings in an Aztec diamond and path systems in a lattice derived from the Aztec diamond s structure The key observation is that these path systems in ... cycle systems in many previously inaccessible graphs, such as non-planar hamburger graphs Just as Gessel and Viennot s result has found many applications, I hope the Hamburger Theorem will be useful...
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A correlation based method for direction finding of multipath signals in frequency hopping systems
Ngày tải lên :
15/09/2015, 22:51
... distinguish closely spaced sources in small samples and in low SNR scenarios the MUSIC method also does not perform well for highly correlated signals And For the case of coherent signals (two signals ... or slower than the symbol rate, it is called slow frequency hopping (SFH) signal In this thesis, only SFH signal is considered 2.5 DOA Estimation Methods Before introducing the classic methods, ... signals Most subspace methods are consistent methods, implying that the estimations converge to the true values of parameters as the number of samples tends to infinity The resolution of subspace...
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A new numerical method for rotating systems in engineering analysis and design
Ngày tải lên :
16/09/2015, 15:43
... in- plane response affects transverse response via membrane stresses However, transverse response has no effect at all on in- plane stresses The inplane stresses induced due to large transverse deflection ... elastic As plate theory is assumed, the transverse strain is absent This is a valid approximation as the disk used is of small thickness It is thin such that plane stress conditions can be assumed ... radius when the individual stresses are ignored: all stresses , no radial stress , no circumferential stress and no shear stress Displacement for disk subjected to in- plane patch compression force...
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Application of house’s model for translation quality assessment in assessing the english version of the vietnam’s law on investment no. 59/2005/qh11
Ngày tải lên :
07/11/2012, 14:36
... Publishing House As stipulated in Article 1, this Law “regulates investment activities for business purposes; the rights and obligations of investors; the guarantee of lawful rights and interests ... views on equivalence will be discussed but there shall be no separate discussion of translation assessment; instead, it is implied that assessment of a translation is based on the respective kind ... German linguist House, and suggest any timely changes should there be to limit avoidable misunderstandings by foreign investors in interpreting the law Besides, the study will also propose some suggestions...
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AN IMPROVED INTERPOLATION METHOD FOR CHANNEL ESTIMATION IN AN ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING (OFDM) SYSTEM USING PILOT SIGNALS
Ngày tải lên :
26/05/2013, 21:28
... signals at the same time using the same carrier via wider bandwidth than in a TDMA system, as shown in Figure 2.3 The signals of users are distinguished by assigning different spreading codes ... due to impedance mismatches in the transmission line Channel estimation is a very important issue for OFDM system It has been studied extensively for single antenna systems (Coleri et al., 2002; ... protocols and software-defined radio interfaces or multiple physical layers is supposed to allow users to faultlessly switch access for existing and future standards as well Furthermore, obvious growing...
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Children’s Health Deficits due to Diarrhoea: Effects of Water Supply and Sanitation Systems in Slums with Different Water Logging Conditions
Ngày tải lên :
05/09/2013, 10:15
... water Households using mixed sources of water Sanitation system Households using overhead hanging latrine Households using sanitary latrine Households using unsanitary latrine Households using no ... communities using Pearson correlation coefficient and multivariate partial correlation analyses All analyses used SPSS software version 15 (SPSS Inc., Chicago, USA, 2007) RESULTS AND DISCUSSION Forty ... Households Households using tap water supply Households using ground water Households using surface water Households using mixed sources of water Households in each community ( % ) LSD Filtering water...
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Fuzzy AHP based decision support system for selecting ERP systems in textile industry by using balanced scorecard
Ngày tải lên :
07/12/2013, 11:41
... balanced scorecard system to be established there are some predecessor processes such as deployment of vision, SWOT analysis (strengths, weaknesses, opportunities, and threats) It is very useful ... this study, the reasons to select this company are: the present software was insufficient for some modules, inventory costs are very high for fast fashion companies, competition is increasing ... Functionality, D Ease in customizing the system (Flexibility), E Systems reliability, F User friendliness M R&D capability, G Better fit with company s business processes, H Ability for upgrade in- house, I...
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Tài liệu Free As in Freedom: Richard Stallman''''s Crusade for Free Software pdf
Ngày tải lên :
16/02/2014, 23:20
... popular Windows operating system, Microsoft stands to lose the most in an industry-wide shift to the GPL license Almost every line of source code in the Windows colossus is protected by copyrights reaffirming ... other pesky problems In engineering terms, user diligence was built into the system In modifying the machine for printer use, Xerox engineers had changed the user-machine relationship in a subtle ... requires an understanding of Stallman 's genius as a programmer and his failures and successes in translating that genius to other pursuits When it comes to offering his own summary of the journey, Stallman...
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Tài liệu Instructions for Form 3115 (Rev. March 2012)-Application for Change in Accounting Method pptx
Ngày tải lên :
17/02/2014, 10:20
... filing a single Form 3115 requesting the identical accounting method change, attach (i) a schedule describing its trade (s) or business(es) for each separate and distinct trade or business, including ... cases on a contingent fee basis (section 162) — from treating advances of money to their clients for litigation costs as deductible business expenses to treating those advances as loans See section ... fertilization costs (section 162) — for costs incurred by a timber grower for the post-establishment fertilization of an established timber stand, to treat such costs as ordinary and necessary business expenses...
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Tài liệu Báo cáo khoa học: A facile method for expression and purification of the Alzheimer’s disease-associated amyloid b-peptide pdf
Ngày tải lên :
18/02/2014, 13:20
... amino acid analysis and sequencing Amino acid analysis was performed at the Amino Acid Analysis Center, University of Uppsala, Sweden Sequence analysis was performed using an Applied Biosystems ... pure as the synthetic peptides purified by reverse-phase HPLC, a finding corroborated by LC-MS analysis (Figs and S2 ) The fibril-forming properties of Ab peptides were assessed using a continuous ThT-binding ... Procise 492 cLC sequenator (Applied Biosystems, Framingham, MA, USA) employing standard Edman chemistry, and MS analysis was undertaken using an LCQDECA LC ⁄ MS system (ThermoFinnigan, San Jose,...
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Tài liệu Báo cáo khoa học: "A Method for Correcting Errors in Speech Recognition Using the Statistical Features of Character Co-occurrence" pptx
Ngày tải lên :
20/02/2014, 18:20
... o£ S S C the Similar-String ff k is not found, then go to Step leaving this error-block undone Substitute string C as the correct string for the string between A and B in the Error-String (see ... results and features, the use of the proposed method as a post-processor for speech recognition is likely to make a significant contribution to the performance of speech translation systems In ... expression to an erroneous section Instead of this portion of the regular expression, SSC uses a collection of strings, the members of which are in the corpus (this collection we refer to as the String-Database)...
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Tài liệu A Comparison of Conventional and Organic Milk Production Systems in the U.S. potx
Ngày tải lên :
22/02/2014, 05:20
... coefficients decreased with successive size categories indicating economies of size associated with these costs Costs declined as size increased as fixed amounts capital and labor were spread over ... organic systems competitive with conventional systems This is among the first studies to describe the organic milk production industry in the U .S and should be of interest to producers considering ... assets as needed and thus stay in business over time Other costs are primarily opportunity costs of owned resources (land and labor) that may or may not influence production decisions2 Operating...
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Báo cáo khoa học: Measuring enzyme activities under standardized in vivo-like conditions for systems biology pdf
Ngày tải lên :
06/03/2014, 09:22
... research groups, it is essential to standardize the cellular systems and experimental procedures [2] This was done recently for yeast systems biology in The Netherlands by the Vertical Genomics ... Discussion In order to support coordinated efforts to standardize experimental conditions for systems biology, we have formulated an assay medium for kinetic measurements that closely resembles the ... strain and conditions have been used for other standardization efforts, e.g for transcriptome analysis [12] Thus, the assay medium will have wide applicability for yeast systems biology For specific...
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