Category Archives: Newton

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

Pale Blue Dot

Posted on 24/05/2024 by dougaj4

34 years ago Carl Sagan presented an image of the Earth taken from outer space, known as the pale blue dot. An event very different from a 13 year old boy singing a song he had written himself, but the … Continue reading →

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Rory Phillips – The Truth

Posted on 13/05/2024 by dougaj4

“‘The Truth’ is a passionate call to action on climate change from 13 year old Rory Phillips. “I wanted to say something with this song. The lyrics are subtle, not in your face; but the message is clear. We need … Continue reading →

Posted in Bach, Climate, Newton | Tagged , , | Leave a comment