Author Archives: dougaj4

py_UMom 1-05

Posted on 26/10/2025 by dougaj4

Following the previous post the OptShearCap3600 function has been modified to give correct results with negative bending moments. The revised spreadsheet and Python code can be downloaded from: py_UMom.zip Typical output with negative moment input:

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

py_UMom 1.04

Posted on 19/10/2025 by dougaj4

The py_UMom spreadsheet has been updated with further revisions to the py_OptShearCap3600 function. The new version can be downloaded from: py_UMom.zip For more information on the other functions in the spreadsheet see: py_UMom spreadsheet and OptShearCap3600 function. The changes to the … Continue reading →

Posted in Beam Bending, Concrete, Excel, Link to Python, Newton, PyXLL, UDFs | Tagged , , , , , , , | 1 Comment

Mandelbrot, Mojo, Numpy and Numba

Posted on 06/10/2025 by dougaj4

I recently read an article about connecting Python to the new Mojo language: Python Can Now Call Mojo The article had some code examples, including code to plot the Mandelbrot set, comparing plain Python, Python with Numpy, and Mojo, and what … Continue reading →

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

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