Category Archives: PyXLL

py_RC Elastic update 2

Posted on 12/06/2024 by dougaj4

Following the previous post, I have added a further new function, and in the process discovered that the py_Estress function was not handling tensile axial loads correctly. That has now been fixed, and the updated spreadsheet and Python files can … Continue reading →

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

py_RC Elastic update

Posted on 08/06/2024 by dougaj4

Following the previous post I have updated the py_RC Elastic spreadsheet and code to work with the new solver function, and also add new functionality. The updated files can be downloaded from: py_RC Elastic.zip For details of the pyxll app … Continue reading →

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

Scipy solver update

Posted on 31/05/2024 by dougaj4

The py_SolveFS function calls the Scipy optimize.root function to solve multi-variable equations. Examples are found on the py_Solvers spreadsheet, see Scipy Functions with Excel and pyxll 4 – Solvers 2. One problem with using this function is that the input data … Continue reading →

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

Regular Expressions in Excel

Posted on 25/05/2024 by dougaj4

I recently discovered that Microsoft are working on Excel functions to work with Regular Expressions. A beta version is currently available to those on the “insider” program, but this functionality has long been available through VBA, and can also be … Continue reading →

Posted in Excel, Link to Python, PyXLL, UDFs, VBA | Tagged , , , , , , | Leave a comment

Creating sequential lists in Excel

Posted on 08/05/2024 by dougaj4

I recently discovered that Excel has a new SEQUENCE function that will return a sequence of increasing numbers in a column, row, or 2D range. Use of the new function is shown in the screenshot below, with some old and … Continue reading →

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