Tài liệu Cities of tomorrow Challenges, visions, ways forward pptx

... 2.3 Source: Tosics, Iván 95 Cities of tomorrow - Challenges, visions, ways forward Chapter 1 - Annex 2 A definition of a city The lack of a harmonised definition of a city and its functional ... EU. 99 Cities of tomorrow - Challenges, visions, ways forward Chapter 4 - Annex 3 What the experts say – what are the opportunities provided for and offered by citi...

Ngày tải lên: 25/02/2014, 01:20

... design D Develops and refines the model easily D Provides a clear picture of the scope of the information requirements D Offers an effective framework for integrating multiple applications, development projects, ... combination of attributes or relationships, or both, that serves to distinguish occurrences of an entity. Each entity occurrence must be uniquely identifiable. D Tag each...

Ngày tải lên: 10/12/2013, 17:15

... If something is off the mark, it is inaccurate or incorrect. Off the rails If someone has gone off the rails, they have lost track of reality. Off the scale If something goes off the scale, ... want. Off the wall Something that is off the wall is unconventional. Off your chump (UK) If someone is off their chump, they are crazy or irrational. Off your rocker (UK) Someone who is of...

Ngày tải lên: 13/12/2013, 13:15

... stable (see §16.6 below). Consider, 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 ... are many ways to evaluate the right-hand side f(x, y) that all agree to first order, but that have different coefficients of higher-order error terms. Adding up the right combination...

Ngày tải lên: 15/12/2013, 04:15

... Modes of Friction: Limits of Continuum Models • Viscous Forces and Friction of Thick Films: Continuum Regime • Friction of Intermediate Thickness Films © 1999 by CRC Press LLC 9.6.3 Origin of ... classifications of stick-slip are not exclusive, and molecular mechanisms of real systems may exhibit aspects of different models simultaneously. They do, however, provide a convenie...

Ngày tải lên: 17/12/2013, 11:15

... create. The UDDI registry is an example of one of these directories. Your Web Service client might not even need to use these if you know the address of the Web Service you are accessing. • ... Overview of the XML Web Services Infrastructure The infrastructure of Web Services has four main areas: • XML Web Services Directories. ... descriptions. Again, if you know the locatio...

Ngày tải lên: 24/12/2013, 06:17

... compatibility with bsstep the arrays y and d2y are of length 2n for a system of n second-order equations. The values of y arestoredinthefirstnelements of y, while the first derivatives are stored in ... classes of higher-order methods for stiff systems: • Generalizations of the Runge-Kutta method, of which the most useful are the Rosenbrock methods. The first practical implementati...

Ngày tải lên: 24/12/2013, 12:16

... Unfortunately, for large sets of linear equations, it is not always easy to obtain precision equal to, or even comparable to, the computer’s limit. In direct methods of solution, roundoff errors accumulate, ... than the square root of your computer’s roundoff error, then after one application of equation (2.5.10) (that is, going from x 0 ≡ B 0 ·b to x 1 ) the first neglected term, of...

Ngày tải lên: 24/12/2013, 12:16

... properties of surface layers of bulk materials and of ultrathin coatings. The nanoindentation apparatus continously monitors the load and the position of the indenter relative to the surface of the specimen ... surface of the specimen (depth of an indent) during the indentation process. The area of indent is then calculated from a knowledge of the geometry of the tip of...

Ngày tải lên: 25/12/2013, 23:18