Author Archives: dougaj4

py_Numpy update 2: Polynomial functions

Posted on 04/10/2025 by dougaj4

Continuing from the previous post, this post looks at the polynomial functions in the revised py_Numpy spreadsheet. The updated code and spreadsheet can be downloaded from:  py_SciPy.zip The available functions call the Numpy functions for solution and evaluation of polynomials, … Continue reading →

Posted in Curve fitting, Excel, Link to Python, Maths, Newton, NumPy and SciPy, PyXLL, UDFs | Tagged , , , , , , | Leave a comment

Numpy where and split, and py_Numpy update

Posted on 30/09/2025 by dougaj4

The py_Numpy spreadsheet and associated code has been updated, with two new functions, links to the Numpy on-line help updated, and updates to sorting and polynomial functions. The updated code and spreadsheet can be downloaded from: Updated Numpy files included … Continue reading →

Posted in Arrays, Excel, Link to dll, Link to Python, PyXLL, UDFs | Tagged , , , , , , | 1 Comment

py_RC Elastic 1.05 with elastic biaxial bending

Posted on 24/09/2025 by dougaj4

The py_RC Elastic spreadsheet (last discussed here) has been updated with a new function py_Biax, providing elastic analysis of reinforced concrete sections under combined axial load and biaxial bending. The new spreadsheet and associated Python code can be downloaded from: py_RC … Continue reading →

Posted in Beam Bending, Concrete, Excel, Link to Python, Newton, PyXLL, UDFs | Tagged , , , , , , | Leave a comment

ConBeamU update

Posted on 20/09/2025 by dougaj4

Following a comment at https://newtonexcelbach.com/2023/01/20/using-conbeamu/ I have updated the ConBeamU-Template file so that the function to select the input range works the same as in the main spreadsheet. For more details of how the spreadsheet works, see the link above, … Continue reading →

Posted in Beam Bending, Excel, Newton, UDFs, VBA | Tagged , , , , , , , | Leave a comment

Text from pictures in Excel

Posted on 05/09/2025 by dougaj4

Excel recently added the ability to extract text from an image, either on the clipboard or from a selected file. To try this out I used a screenshot of a table with vertically aligned text, from a pdf copy of … Continue reading →

Posted in Charts, Excel | Tagged , , , | Leave a comment