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Category Archives: UDFs
Comparing floating point numbers
Some of the issues raised in this post: https://newtonexcelbach.wordpress.com/2011/12/20/when-does-35-not-equal-35/ arose when writing the functions for the previous post on combining arrays. In particular, when values from the two arrays are “equal” the function should create one entry in the combined … Continue reading
Posted in Arrays, Excel, UDFs, VBA
Tagged Combinearray, EqualT, Excel, floating point comparison, UDF, VBA
4 Comments
Combining arrays
Part of the Macaulay spreasheet presented in recent posts required the formation of a list of points along a beam where the functions needed to be evaluated. These are: The support points, the changes of cross section, and the output … Continue reading
Continuous Beams with Shear Deflections
The Macaulay Spreadsheet has now been modified to optionally include shear deflections, as well as a new option to output support reactions, and fixes to minor bugs. The revised spreadsheet (including full open source code) can be downloaded from: Macaulay.zip … Continue reading
Posted in Beam Bending, Excel, Frame Analysis, Newton, UDFs, VBA
Tagged continuous beam analysis, Excel, Macaulay's Method, shear deflections, support reactions, UDF, VBA
10 Comments
Continuous Beams With Spring Supports by Macaulay’s Method
Following the last post on this topic: Continuous Beams With Cantilevers by Macaulay’s Method, and by popular demand, I have now updated the continuous beam and single span analysis functions to accept spring translational and moment restraints. Also added is … Continue reading
Posted in Beam Bending, Excel, Frame Analysis, Newton, UDFs, VBA
Tagged continuous beam analysis, Excel, Macaulay's Method, spring supports, UDF, VBA
36 Comments
Continuous Beams With Cantilevers by Macaulay’s Method
Edit 13 Apr 2014: See Continuous Beam Spreadsheet with Moving Load for the latest version, which is now called ConBeamU. I have updated the Macaulay spreadsheet (described here) to allow the analysis of continuous beams with cantilevers at one or … Continue reading
Posted in Beam Bending, Excel, Frame Analysis, Newton, UDFs, VBA
Tagged Cantilever, continuous beam, Excel, Macauley's Method, UDF, VBA
12 Comments
