Category Archives: Excel

3DFrame – 3D Frame analysis for Excel

Posted on 22/01/2013 by dougaj4

I have now extended the Frame4 spreadsheet to deal with 3D frames.  As well as making the necessary changes to the input ranges and stiffness matrix generation routines I have revised the Sparse solver routine, added a new compiled solver, and … Continue reading →

Posted in Beam Bending, Excel, Finite Element Analysis, Frame Analysis, Link to dll, Newton, Strand7, VBA | Tagged , , , , | 21 Comments

Extracting a hyperlink

Posted on 21/01/2013 by dougaj4

Excel does not have a function to extract the address from a cell containing a hyperlink.  Here is a short UDF that will do the job: The original was a one-liner posted by Rick Rosthstein on Debra Dalgleish’s Contextures Blog.  I … Continue reading →

Posted in Excel, UDFs, VBA | Tagged , , , | Leave a comment

The angle between two vectors, in 2D or 3D

Posted on 12/01/2013 by dougaj4

Finding the angle between two lines in 2D is easy, just find the angle of each line with the x-axis from the slope of the line and take the difference.  In 3D it is not so obvious, but it can … Continue reading →

Posted in Coordinate Geometry, Excel, Maths, Newton, UDFs, VBA | Tagged , , , , , , | 9 Comments

Tanh-Sinh Quadrature V4.0

Posted on 03/01/2013 by dougaj4

Since last September Graeme Dennes has continued work on his Tanh-Sinh Quadrature spreadsheet, and has recently released Version 4.0, which can be downloaded from: Tanh-Sinh. As usual, the download includes full open-source code and extensive documentation. The new version includes routines … Continue reading →

Posted in Excel, Maths, Newton, Numerical integration, UDFs, VBA | Tagged , , , , | 6 Comments

Using Excel’s shortest functions

Posted on 01/01/2013 by dougaj4

Happy New Year to everyone. I’ve been busy working on a 3D version of my frame analysis program (which will be published in the not too distant future), but as things have been a bit quiet here recently, here are … Continue reading →

Posted in Arrays, Excel | Tagged , , , , | 26 Comments