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In computer aided engineering (CAE) a preprocessor is a program which provides a graphical user interface (GUI) to define boundary conditions, materials, other physical properties and simulation control settings. [1] This data is used by the subsequent computer simulation. [2] Steps that are followed in Pre-Processing
User doc, tutorials, demos, developer's guide extensive tutorials, video lectures, Doxygen ElmerSolver Manual, Elmer Models Manual, ElmerGUI Tutorials, etc. LaTeX documentation available in PDFs Doxygen, Markdown, example codes, test inputs Tutorial, demos, book Online FEATool documentation, tutorials, and model examples Mesh: mesh elements:
CAE software companies and manufacturers are constantly looking for tools and process improvements to change this situation. On the software side, they are constantly looking to develop more powerful solvers, to better utilize computer resources, and to include engineering knowledge in pre and post-processing.
FreeCAD uses open-source libraries from the field of computing science; among them are Open CASCADE Technology [5] [6] (a CAD kernel), Coin3D (an incarnation of Open Inventor), the Qt GUI framework, and Python, a popular scripting language. FreeCAD itself can also be used as a library by other programs.
The default can be overridden (e.g. in source code comment) to Python 3 (or 2) syntax. Since Python 3 syntax has changed in recent versions, Cython may not be up to date with the latest additions. Cython has "native support for most of the C++ language" and "compiles almost all existing Python code". [7] Cython 3.0.0 was released on 17 July ...
Recognizing that their Numerical Recipes books were increasingly valued more for their explanatory text than for their code examples, the authors significantly expanded the scope of the book, and significantly rewrote a large part of the text. They continued to include code, still printed in the book, now in C++, for every method discussed. [5]
The same code will work on most Unixes, Windows, VxWorks, QNX, OpenVMS, etc., with minimal changes. [5] Due to this cross-platform support, it has been widely used in the development of communication software .
Computer programming or coding is the composition of sequences of instructions, called programs, that computers can follow to perform tasks. [1] [2] It involves designing and implementing algorithms, step-by-step specifications of procedures, by writing code in one or more programming languages.