Download Programming for Computations - MATLAB/Octave: A Gentle by Svein Linge, Hans Petter Langtangen PDF

By Svein Linge, Hans Petter Langtangen

This booklet provides machine programming as a key technique for fixing mathematical difficulties. There are models of the booklet, one for MATLAB and one for Python. The booklet was once encouraged through the Springer ebook TCSE 6: A Primer on clinical Programming with Python (by Langtangen), however the variety is extra obtainable and concise, in line with the desires of engineering scholars. The ebook outlines the shortest attainable direction from no past adventure with programming to a suite of abilities that permits the scholars to jot down basic courses for fixing universal mathematical issues of numerical tools in engineering and technology classes. The emphasis is on frequent algorithms, fresh layout of courses, use of features, and automated assessments for verification.

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Extra resources for Programming for Computations - MATLAB/Octave: A Gentle Introduction to Numerical Simulations with MATLAB/Octave

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Matlab also offers means to detect and handle errors by the program itself! The programmer must then foresee (when writing the code) that there is a potential for error at some particular point. If, for example, some user of the program is asked (by the running program) to provide a number, and intends to give the number 5, but instead writes the word five, the program could run into trouble. A try-catch construction may be used by the programmer to check for such errors and act appropriately (see Sect.

The computation should be done in a function that takes N as input parameter. Print the result to the screen with an appropriate text. Run the program with N D 5 and confirm that you get the correct answer. m. 7: While loop with errors Assume some program has been written for the task of adding all integers i D 1; 2; : : : ; 10: some_number = 0; i = 1; while j < 11; some_number += 1 print some_number a) Identify the errors in the program by just reading the code and simulating the program by hand.

4 to illustrate how useful for loops are if you need to traverse arrays. In that example we computed the height of the ball at every milli-second during the first second of its (vertical) flight and plotted the height versus time. Assume we want to find the maximum height during that time, how can we do it with a computer program? One alternative may be to compute all the thousand heights, store them in an array, and then run through the array to pick out the maximum. m, may look as follows. ^2; % At this point, the array y with all the heights is ready.

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