Category Archives: Philosophy

Read Books? Why? Use internet!

Posted on February 17, 2012 by danny

Suppose you a problem to solve. Then you can call expert and pay them to solve it, or you can solve it by your own. Now suppose you are a crazy guy and so you choose the second way. You … Continue reading →

Posted in Philosophy, Uncategorized | 1 Comment

Is open source an option for process simulation software ?

Posted on January 30, 2012 by paolog

This is an updated version of the forum entry titled “Is open source appropriate at all for chemeng software ?” which was posted here 5 years ago; that forum seems abandoned nowadays, but the topic is still relevant so I … Continue reading →

Posted in Chemeng, Philosophy, Uncategorized | Leave a comment

Innovation in numerical analysis

Posted on January 5, 2012 by paolog

Innovation does not stop in the field of numerical analysis, which lies at the heart of industrial applications of numerical simulation and modeling. In this regards the recent paper “Multifrontal Factorization of Sparse SPD Matrices on GPUs (ACM)” by T … Continue reading →

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64 ain’t enough

Posted on December 20, 2010 by paolog

It seems a great deal to have 64 bits to address memory. Take the integer value of 264 = 18446744073709551616: that’s more than 18 followed by 18 zeros, or 18 exa (mega, M = 106; giga, G = 109; tera, … Continue reading →

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Reaction-Diffusion

Posted on October 4, 2010 by paolog

Reaction + diffusion is a common combination of phenomena studied by chemical engineers, which could be described by these equations: “where u and v are the concentrations of hypothetical factors, f and g are the reaction kinetics and Du and … Continue reading →

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Modeling and gaming

Posted on August 20, 2010 by paolog

People involved in modeling are serious guys, who deal with creating simplified abstract views of particular aspects of reality (planetary climate, combustion flames, financial systems….) to build virtual systems to play with. There is another seemingly unrelated community, whose members … Continue reading →

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