A Short Course in Computational Science and Engineering: - download pdf or read online

By David Yevick

ISBN-10: 0521116813

ISBN-13: 9780521116817

Construction on his hugely profitable textbook on C++, David Yevick presents a concise but entire one-stop path in 3 key programming languages, C++, Java and Octave (a freeware substitute to MATLAB). utilising in simple terms public-domain software program, this e-book offers a distinct assessment of numerical and programming options, together with object-oriented programming, simple and complicated subject matters in numerical research, actual method modelling, clinical photographs, software program engineering and function concerns. Compact, obvious code in all 3 programming languages is utilized to the elemental equations of quantum mechanics, electromagnetics, mechanics and statistical mechanics. Uncommented models of the code that may be instantly changed and tailored are supplied on-line for the extra concerned courses. This compact, functional textual content is a useful advent for college kids in all undergraduate- and graduate-level classes within the actual sciences or engineering that require numerical modelling, and likewise a key reference for teachers and medical programmers

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Additional info for A Short Course in Computational Science and Engineering: C++, Java and Octave Numerical Programming with Free Software Tools

Sample text

A reserved keyword is a word such as int or if for which the complier has a special interpretation. 3 Expressions and statements A valid C++ expression terminated by a semicolon yields a statement (in contrast, a preprocessor directive that instead begins with the symbol #, is processed before any statements are read by the compiler, while text to the right of a comment delimiter // or between /* and */ is ignored by the compiler). A statement is composed of one or more valid expressions separated by operators such as +, –, * or /.

The syntax (float *) casts (converts) the subsequent variable to a float array (more precisely, pointer) type. 21 Chapter 4 Introduction to computer and software architecture Scientific programming comprises four basic elements: analyzing a physical problem, developing a numerical algorithm for solving the problem, designing a program that implements this solution within a clear and understandable framework and, finally, determining the accuracy and the limits of validity of the numerical solution.

However, when the programmer is certain that no such collisions will occur, the requirement that program elements in different namespaces be referred to with the corresponding prefix can be circumvented through the using directive: namespace A { int M = 1; } namespace B { int N = 2; } using namespace A; using namespace std; main( ) { { using namespace B; cout << M << '' '' << N << '' '' << endl; // Output : 1 2 } } The using namespace B is effective only inside its containing block, while the A and std namespaces are present from their using directives to the end of the program.

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A Short Course in Computational Science and Engineering: C++, Java and Octave Numerical Programming with Free Software Tools by David Yevick

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