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Author Archives: dougaj4
Linking Excel to C
One of the reasons often given for preferring programs like Matlab to Excel for scientific and engineering uses is the large body of specialist mathematical and scientific applications available to these programs. In this and following posts I will describe how … Continue reading
Posted in Excel, Link to dll, UDFs, VBA
Tagged C++, dll, Excel, Visual Studio C++ Express
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Dog Tessellations
An intruiging tessellation from a dog with a way with words Also a variety of tessellations from MC Escher. And while we are on tessellations, here is an animated tadpole tessellation posted by the dog’s father (who, strangely, does not seem … Continue reading
Solving simultaneous equations
Solving a series of simultaneous equations is a task frequently required in engineering and scientific analysis. Excel provides the tools to perform this task quickly and easily, but the procedure is not documented in the on-line help (so far as … Continue reading
Blackwaterside x 4 and Anne Briggs
By Anne Briggs and Bert Jansch and the Jimmy Page version of the Bert Jansch version and the Carla Luft version of the Jimmy page version of the Bert Jansch version There is much discussion of whether Page stole his … Continue reading
Reinforced Concrete Section Analysis – 5; Ultimate Limit State
Previous posts in this series have looked at the analysis of beams where the steel stress is within the elastic range, and the concrete stress is sufficiently low that the assumption of linear elastic behaviour in compression is a reasonable approximation. … Continue reading
Posted in Beam Bending, Excel, UDFs
Tagged Beam Bending, Excel, Prestressed concrete, Reinforced Concrete, UDF, ULS, Ultimate capacity, VBA
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