use of partial differential equations in civil engineering
596 THE USE OF RELATIONSHIP MARKETING TECHNIQUES IN HIGHER EDUCATION A CASE STUDY
Ngày tải lên :
08/04/2013, 17:02
... tin tư liệ
u.
- 22 -
1.3.
Kinh nghiệm về chiến lược Marketing du lịch của các nước
1.3.1. Chương trình chiến lược Marketing du lịch hiện đại: Qua thời gian, quan
điểm của Marketing ... 11
1.3
Kinh nghiệm về chiến lược Marketing du lịch của các nước 12
1.3.1
Chương trình chiến lược Marketing du lịch hiện đại 12
1.3.2
Kinh nghiệm thực hiện chiến lược Marketing du lịch ... lược Marketing không có yếu tố tình cảm sẽ không hiệu quả.
BỘ GIÁO DỤC & ĐÀO TẠO
TRƯỜNG ĐẠI HỌC KINH TẾ THÀNH PHỐ HỒ CHI MINH
LÊ MẠNH HÀ
ĐỊNH HƯỚNG
CHIẾN LƯỢC MARKETING
DU...
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CLINICAL USE OF PLATELET-RICH PLASMA IN ORTHOPAEDICS
Ngày tải lên :
23/10/2013, 21:15
... injury (Sampson, S., Gerhardt, M., &
Mandelbaum, B, July, 2008).
PRP Therapy in Chronic Tendon Injuries
There is an increase in the use of PRP therapy for chronic tendon injuries including ... to overuse injuries resulting in micro tears of the tissue. These types of injuries are
difficult to heal and are a risk for re-injury.
A recent study published in the American Journal of Sports ... revascularization of injured area (new blood
vessels in injured area), construction of new tissue, and hemostasis (stops bleeding).
According to an article in the Current Reviews in Musculoskeletal Medicine...
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Partial Differential Equations part 1
Ngày tải lên :
28/10/2013, 22:15
... 19. Partial Differential
Equations
19.0 Introduction
The numerical treatment of partial differential equations is, by itself, a vast
subject. Partial differential equations are at the heart of ... are the variables?
• What equations are satisfied in the interior of the region of interest?
• What equations are satisfied by points on the boundary of the region of
interest? (Here Dirichlet ... entiresecond
volume of Numerical Recipes dealing with partial differential equations alone. (The
references
[1-4]
provide, of course, available alternatives.)
In most mathematics books, partial differential equations...
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The use of hypothesis-testing statistics in clinical trials
Ngày tải lên :
01/11/2013, 11:20
... human beings. We no longer are dealing with
Fisher’s dierent strains of seeds, strewn on diering kinds of soil in a randomized trial. We
now have human beings, not seeds, and the resulting clinical ... kinds of side eects did it cause? Did it cause gastrointestinal
bleeding? If so, how many died from such bleeding?
So we seem forced to ask many questions of our clinical trials, partly because ... baseline manic-switch rate of about
5% over two months of observation, and further assume that the minimal “clinically” relevant
dierencetobedetectedisadoublingofalleventsata10%rateinthelamotriginegroup,
the...
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Partial Differential Equations part 2
Ngày tải lên :
07/11/2013, 19:15
... own domain of dependency determined by the choice
of points on one time slice (shown as connected solid dots) whose values are used in determining a new
point (shown connected by dashed lines). ... various ways of improving the accuracy of first-order upwind
differencing. In the continuum equation, material originally a distance v∆t away
840
Chapter 19. Partial Differential Equations
Sample ... function values are used in calculating the new point; the solid lines connect points
that are used to calculate spatial derivatives; the dashedlines connect pointsthat are used to calculate time
derivatives....
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Tài liệu Integration of Ordinary Differential Equations part 1 doc
Ngày tải lên :
15/12/2013, 04:15
... America).
Chapter 16. Integration of Ordinary
Differential Equations
16.0 Introduction
Problems involving ordinary differential equations (ODEs) can always be
reduced to the study of sets of first-order differential ... description of each of these types follows.
1. Runge-Kutta methods propagate a solution over an interval by combining
the information from several Euler-style steps (each involving one evaluation of the
right-hand ... Recipes Software.
Permission is granted for internet users to make one paper copy for their own personal use. Further reproduction, or any copying of machine-
readable files (including this...
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Tài liệu Integration of Ordinary Differential Equations part 2 pptx
Ngày tải lên :
15/12/2013, 04:15
... discussion of the pitfalls in
constructing a good Runge-Kutta code is given in
[3]
.
Here is the routine for carrying out one classical Runge-Kutta step on a set
of n differential equations. You input ... 1973,
Computational Methods in Ordinary Differential Equations
(New York: Wiley).
Lapidus, L., and Seinfeld, J. 1971,
Numerical Solution of Ordinary Differential Equations
(New
York: Academic ... however, the use of a step like (16.1.1) to take a “trial” step to the
midpoint of the interval. Then use the value of both x and y at that midpoint
to compute the “real” step across the whole interval....
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Tài liệu Partial Differential Equations part 3 pptx
Ngày tải lên :
15/12/2013, 04:15
... Recipes Software.
Permission is granted for internet users to make one paper copy for their own personal use. Further reproduction, or any copying of machine-
readable files (including this ... evolution of the larger-scale features
of interest takes place superposed with a kind of “frozen in (though fluctuating)
background of small-scale stuff. This answer gives a differencing scheme ... Recipes Software.
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readable files (including this...
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Tài liệu Partial Differential Equations part 4 ppt
Ngày tải lên :
15/12/2013, 04:15
... Recipes Software.
Permission is granted for internet users to make one paper copy for their own personal use. Further reproduction, or any copying of machine-
readable files (including this ... Recipes Software.
Permission is granted for internet users to make one paper copy for their own personal use. Further reproduction, or any copying of machine-
readable files (including this ... underlying PDEs, perhaps allowing second-order
spatial differencing for first-order -in- space PDEs. When you increase the order of
a differencing method to greater than the order of the original...
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Tài liệu Partial Differential Equations part 5 ppt
Ngày tải lên :
15/12/2013, 04:15
... level of CR, we have reduced the number of equations by a factor of
two. Since the resulting equations are of the same form as the original equation, we
can repeat the process. Taking the number of ... y-values on these
x-lines. Then fill in the intermediate x-lines as in the original CR algorithm.
The trick is to choose the number of levels of CR so as to minimize the total
number of arithmetic operations. ... Recipes Software.
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readable files (including this...
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Tài liệu Partial Differential Equations part 6 doc
Ngày tải lên :
15/12/2013, 04:15
... y-values on these
x-lines. Then fill in the intermediate x-lines as in the original CR algorithm.
The trick is to choose the number of levels of CR so as to minimize the total
number of arithmetic operations. ... Recipes Software.
Permission is granted for internet users to make one paper copy for their own personal use. Further reproduction, or any copying of machine-
readable files (including this ... solving a larger
problem once only, where ease of programming outweighs expense of computer
time. Occasionally, the sparse matrix methods of §2.7 are useful for solving a set
of difference equations...
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Tài liệu Integration of Ordinary Differential Equations part 3 doc
Ngày tải lên :
24/12/2013, 12:16
... methods.
free_vector(ytemp,1,n);
free_vector(ak6,1,n);
free_vector(ak5,1,n);
free_vector(ak4,1,n);
free_vector(ak3,1,n);
free_vector(ak2,1,n);
}
Noting that the above routines are all in single precision, don’t be too greedy in
specifying eps. Thepunishment forexcessive greediness is interestingand worthyof
Gilbertand Sullivan’sMikado: ... at the end of the integration interval.
derivs
is the user-supplied
routine for calculating the right-hand side derivative, while
rkqs
is the name of the stepper
routinetobeused.
{
int nstp,i;
float ... Recipes Software.
Permission is granted for internet users to make one paper copy for their own personal use. Further reproduction, or any copying of machine-
readable files (including this...
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Tài liệu Integration of Ordinary Differential Equations part 4 ppt
Ngày tải lên :
24/12/2013, 12:16
... Recipes Software.
Permission is granted for internet users to make one paper copy for their own personal use. Further reproduction, or any copying of machine-
readable files (including this ... Recipes Software.
Permission is granted for internet users to make one paper copy for their own personal use. Further reproduction, or any copying of machine-
readable files (including this ... hmin) nrerror("Step size too small in odeint");
h=hnext;
}
nrerror("Too many steps in routine odeint");
}
CITED REFERENCES AND FURTHER READING:
Gear, C.W. 1971,
Numerical Initial...
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Tài liệu Integration of Ordinary Differential Equations part 5 pdf
Ngày tải lên :
24/12/2013, 12:16
... remind you once again that scaling of the variables is often crucial for
successful integration of differential equations. The scaling “trick” suggested in
the discussion following equation (16.2.8) ... extrapolate each
component of a vector of quantities.
728
Chapter 16. Integration of Ordinary Differential Equations
Sample page from NUMERICAL RECIPES IN C: THE ART OF SCIENTIFIC COMPUTING (ISBN 0-521-43108-5)
Copyright ... encountered in practice, is discussed in §16.7.)
726
Chapter 16. Integration of Ordinary Differential Equations
Sample page from NUMERICAL RECIPES IN C: THE ART OF SCIENTIFIC COMPUTING (ISBN 0-521-43108-5)
Copyright...
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Tài liệu Integration of Ordinary Differential Equations part 6 pdf
Ngày tải lên :
24/12/2013, 12:16
... Recipes Software.
Permission is granted for internet users to make one paper copy for their own personal use. Further reproduction, or any copying of machine-
readable files (including this ... Recipes Software.
Permission is granted for internet users to make one paper copy for their own personal use. Further reproduction, or any copying of machine-
readable files (including this ... is
a particular class of equations that occurs quite frequently in practice where you can gain
about a factor of two in efficiency by differencing the equations directly. The equations are
second-order...
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