Fortran for Humans

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I would of course never dream of parsing a string with LL. The number after the i is again the field width. B is a computer language designed in 1970, directly descending from BCPL. McCalpin" < mccalpin@perelandra.cms.udel.edu > ------------------------------------------------------------- Not too many people use it, but you might want to add TOOLPACK to the list of FORTRAN "lint" packages. Modules are a new and powerful feature of Fortran 90. As the memory is allocated for matrices on the stack and the default stack size is not enough to keep all three matrices, we have to increase the stack size The timing is close to that in direct2.f but about 20 percent slower.

Computer Aided Design for Plasticating Screws: Programs in

Natti S. Rao

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Since machine-codes are not a language at all (at least to us) the discussion of "high-level" or "low-level" is meaningless. Because we are often tackling the same problems in C, Perl, Scheme, Smalltalk, and so on, we can usually find a way to analyze them and code solutions using common designs. For those in need of something free take a look and GFortran or g95 (and their integration into Code::Blocks). Peter Bright Peter is Technology Editor at Ars. SYMARG ATOMIC X,Y,K DIMENSION CASE(3), X1(3), x2(3) LET CASE(1) = X**2 + 2*X*(Y+1) + (Y+1)**2 LET CASE(2) = 2 * X**2 - 4*X LET CASE(3) = 3*X**2 + K*(X+X**2+1) +4 N=3 DO 88 I = 1,N LET RVEXPR = EXPAND CASE(I) LET A = COEFF RVEXPR,X**2 LET B = COEFF RVEXPR,X LET C = COEFF RVEXPR,X**0 LET DISCRM = EXPAND B**2 - 4*A*C LET X1(I) = EXPAND (-B + DISCRM**(1/2))/(2*A) LET X2(I) = EXPAND (-B - DISCRM**(1/2))/(2*A) 88 CONTINUE FMCDMP STOP END Forms/3 is an interpreted visual programming language with an expression-oriented interface and mostly declarative semantics.

Fortran and business data processing (McGraw-Hill accounting

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Uhh, what do you do, when the comic itself already fulfils Godwin’s Law before any discussion has even started? You are invited to complete it: program largest c c variables: c c ivec array to hold numbers c large largest array element c j labels largest array element c i do loop index c c declarations c implicit none integer ivec(10),large,i,j c c input the array elements c write(*,*) 'Enter 10 integers, one per line:' read(*,*) (ivec(i), i = 1,10) c c start by assuming first element to be largest.... c large = ivec(1) j = 1 do i = 2, 10 c c now write the rest of this loop yourself........ c end do write(*,*) 'Element ',j,' is largest and has value ',large stop end Note: in this example the use of a so-called "implied do loop" in the read statement which inputs the ten elements of the array ivec in sequence. ---------------------------------------------------------------------- Exercise: get the skeleton program cp /usr/local/text/cplabwork/examples/fortprogs/largest.f largest.f and try to complete it; check your program by compiling and running it. *** CHECKPOINT 2 *** ----------------------------------------------------------------------- By default, array subscripts in Fortran start at 1, but this can be overridden; for example There are many instances where it is useful to be able to declare an array with more than one subscript; for example, to store the values of the electrostatic potential at points in the x-y plane.

Introduction to FORTRAN programming, (Engineering science

Heather Mary Liddell

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Read through the beginning of the tutorial, here. Today, we’re going to look at how to use Intel’s Fortran in Microsoft’s Visual Studio. The general form of a module is: module module_name! specification statements contains! procedures end module module_name Modules can contain just the specification part or the subprogram part, or both. Then please submit it to us so we can make the clue database even better! By Joe Jansen on 16 April, 2002 - 3:52 pm Interpreter v.

Basic Computational Techniques for Engineers

R. A. Adey

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Now I see PHP is very popular web programming language. He is also the software architect of the object oriented Fortran interface to Trilinos, ForTrilinos. For instance, if you add a number to an item consisting of text (a string), the number is converted to text. The advance in hardware development that gradually enables the (coded) software, i.e. a programing language, to function in a logical way should dictate the definition of what a (programing) language is, starting with the early punch card, i.e., the mother of code.

A collection of Fortran interactive programming aids (FIPA)

Roger A Goldsmith

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Fortran is the spelling chosen by X3J3 and WG5. Package includes the GNU Fortran compiler, a graphical interface library, and an integrated debugger for fast and easy installation. The basic principles of passing a COMPLEX variable to F77 are outlined below. If all variables were static that constructor was not really necessary. Also note the use of descriptive variable names and general code formatting that comport with contemporary computer programing style. So, in summary, that the legacy languages (in this case it is RPG, the report generator, similar in construction to COBOL and ugly as hell) are relevant is absolutely true.

Metrology (Computer explorer series in FORTRAN and BASIC)

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There are of course many who keep telling everybody at games development conferences that the future of games is going to be JavaScript and HTML5. Niklaus Wirth, a Swiss computer scientist designed this language and it was named after Blaise Pascal, a French mathematician and philosopher. A compiler translates your entire program at one time. In C++, you declare a class called,say "class print_number", then inside the class you put in the number as the data member, and the function which print the number as the member function,say "prt()".

Fortran 95/2003 for Scientists & Engineers

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CM-Fortran: The Fortran environment on the Connection Machine. How do you know when you have overgeneralized? F is ideally suited for teaching as a first programming language, and provides a smooth path into both Fortran 90 and High Performance Fortran (it is a subset of both). In future I will order my papers from you. It was not until the second standardization effort, with Fortran 77, that the now American National Standards Institute (ANSI) Fortran committee ventured to create new language features: the block IF (expr) THEN ...

Simplified Fortran programming;: An inductive approach

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If bridge collapses, you dont have to worry about the design, we'll just throw on some more legos. ISO Varying String - Implemented in the F subset by Rich Townsend. It forms the basis of all the other languages discussed in this article. Unlike the previous revision, Fortran 90 did not delete any features. (Appendix B.1 says, "The list of deleted features in this standard is empty.") Any standard-conforming FORTRAN 77 program is also standard-conforming under Fortran 90, and either standard should be usable to define its behavior.

Microsoft Fortran

Paul M. Chirlian

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As you might imagine, both Python and Perl excel as tools for the casual programmer. You say you've used Fortran for years, so your learning curve is nil. The System/360 ultimately gave IBM total dominance over the computer industry; but first, it nearly put IBM out of business. It is either the best language available to the art today, or it isn't. "If it wasn't for C, we'd be writing programs in BASI, PASAL, and OBOL." "Going from programming in Pascal to programming in C, is like learning to write in Morse code." "Any C programmer here?