Category Archives: Newton

3DFrame Ver 1.03 and Frame4 Ver 3.07

Posted on 17/03/2013 by dougaj4

Updated versions of my 2D and 3D frame analysis spreadsheets are now available for download from: 3DFrame.zip Frame4.zip The download files include full open-source VBA code, and dll files for compiled solvers for much better performance with large models. See https://newtonexcelbach.wordpress.com/2012/11/16/frame4-now-with-added-alglib/ for … Continue reading →

Posted in Excel, Finite Element Analysis, Frame Analysis, Link to dll, Newton, VBA | Tagged , , , | 34 Comments

Tanh-Sinh Quadrature V4.1

Posted on 16/03/2013 by dougaj4

The latest update to the Tanh-Sinh Quadrature spreadsheet from Graeme Dennes is now available for download from: Tanh-Sinh. As usual, the download includes full open-source code and extensive documentation. Version 4.1 Release Notes  1.   Small but useful accuracy improvements have been … Continue reading →

Posted in Excel, Maths, Newton, Numerical integration, UDFs, VBA | Tagged , , , , | 1 Comment

Bridges Over the Tiber -3

Posted on 24/02/2013 by dougaj4

See Bridges Over the Tiber -1 for location map. The final installment of Bridges Over the Tiber brings us to the six bridges built in the 20 th Century, which can be grouped in three pairs: two copies of the ancient … Continue reading →

Posted in Arch structures, Historic Bridges, Newton | Tagged , , , | Leave a comment

Using Frame4 for truss analysis

Posted on 21/02/2013 by dougaj4

The Frame4 spreadsheet is set up to allow the analysias of rigid-jointed 2D frames, but it is simple to use it for 2D truss analysis; simply either provide a moment release at each end of every member, or define every member … Continue reading →

Posted in Excel, Finite Element Analysis, Frame Analysis, Newton, VBA | Tagged , , , | 2 Comments

5 Year Report

Posted on 18/02/2013 by dougaj4

As in previous years, I have downloaded the statistics for this blog for the previous year, and pasted them into a worksheet. The link to each post is preserved in the spreadsheet, so it makes a convenient index to what … Continue reading →

Posted in Bach, Excel, Newton | Tagged | 3 Comments