Fortran

Data type sizes
Hello, I would like to know how many bytes a certain datatype (e.g. real) takes up on the system. I understand that this is machine dependent. What command would I use to find that out? Regards. ... 3 May 2006 13:11

do_ud: end of file
Hello, I got the following error message while running my code with mpirun (mpif77) on 2 nodes of a Linux cluster: (001.001 is the 1st node file and 002.001 is for the 2nd node) --- do_ud: end of file do_ud: end of file apparent state: unit 9 named xx_precip.0000000000.002.001.data lately reading direct unfor... 20 Apr 2006 19:55

Free source code diagramming programs
The latest revision of my source code diagramming programs are available at http://www.geocities.com/grunes/diagram.html These programs diagram source code in the following languages: C and C++<br> FORTRAN<br> HTML (very incomplete)<br> IDL, PV-WAVE, GDL and FL They do things like draw lines ... 14 Apr 2006 19:40

Relocation truncated to fit
Hi I hope people can help me with a problem I am having. I keep on getting this error message when I try to compile my program: ifort NRTYPE.F90 debug2.f90 factorial.f90 comp_2_arrays.f90 population_c.f90 pop_fluctuation2_c.f90 get_rho2.f90 -check all -o BH_Ar6 BH_Ar6.f90 -L/home/wy/ARPACK/ -larpack_OPT -L$MKL... 9 Apr 2006 23:10

C versus FORTRAN90
Hello, I am sure this topic has been debated a number of times. We are planning to purchase a math library for my office. Because of budget limitations we can only buy one license. I must choose between the C or FORTRAN90 version of these libraries. And this brings me to my question, is C or FORTRAN90 preferab... 1 Apr 2006 12:41

Dll for Excel
I need a little help - having never done this before. I want to create a dll for an Excel add-in. How do I do this? Is there a tutorial or site someone can direct me to/ Thanks ... 21 Mar 2006 11:04

Fortran vs C++ for scientific computing
Hi, I was surfing the web looking for comparisons about Fortran vs. C++ for scientific computing. I found this: <http://osl.iu.edu/~tveldhui/papers/DrDobbs2/drdobbs2.html> and from the benchmarks of the above site, it seems that C++ with Blitz++ library performs better than Fortran (e.g. lattice QCD b... 27 Mar 2006 09:14

Just fo fun: a minimal implementation of QuickSort
Hello, the other day I realised that Fortran 90/95 offers a lot of features that are commonly referred to as "functional programming". While it is by no means a functional programming language - like for instance Haskell or ML - you can program in a more or less functional prgramming style. The code below show... 15 Mar 2006 06:26

Using g95 with MATLAB (MAC OS X)
I am running MATLAB 7.0 (R14) on a mac (OS X 10.4.5) and tried to compile a mex file using the free fortran compiler g95 (btw g95 works fine on my system when used from the command line). I edited the mexopts.sh file in ~/.matlab as Aaron Schmidt's post (http://g95.sourceforge.net/howto.html#matlab) suggested. How... 13 Mar 2006 17:37

Coding guidelines question
Hello, I'm putting together some coding guidelines for review by folks here and I'm gathering input from a bunch of sources. I want to get some other people's opinions on a particular item. In one set of guidelines regarding USE satements I came across the recommendation to keep USE statements local and not... 19 Mar 2006 22:05