Month: September 2016

Computing Pi

The digits of can be computed using the “Spigot algorithm” [1-2]. The interesting thing about this algorithm is that it doesn’t use any floating point computations, only integers. A Fortran version of the algorithm is given below (a translation of the Pascal program

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Backward Compatibility

“Perfection is achieved, not when there is nothing more to add, but when there is nothing left to take away.” — Antoine de Saint-Exupéry The Fortran standards committee generally refuses to break backward compatibility when Fortran is updated. This is a good

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Syntax Highlighting

Decently syntax highlighted Fortran code on the internet is hard to come by. None of the major sites where people are likely to visit to learn about Fortran have it: The Google Groups hosting of comp.lang.fortran (I don’t really expect much from

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Intel Fortran Compiler 17.0

Intel has announced the availability of version 17.0 of the Intel Fortran Compiler (part of Intel Parallel Studio XE 2017).  Slowly but surely, the compiler is approaching full support for the current Fortran 2008 standard. New Fortran 2008 features added in this release are: TYPE(intrinsic-type) Pointer initialization

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