Category Archives: Newton

Concrete 2021

Posted on 29/07/2021 by dougaj4

Edit 12th August: Extended early-bird registrations are now finally closing tomorrow, Friday 13th August! Concrete 2021 (the 30th Biennial Conference of the Concrete Institute of Australia) is just around the corner, and this year will be all on-line: The virtual … Continue reading →

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A Numpy trap – correction

Posted on 20/07/2021 by dougaj4

In my post of 30th May this year (here) I said that: As a check that the functions were working correctly, the Python functions were modified to return the sum of the largest array in the first row, revealing that … Continue reading →

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

ULS Design Functions 2.13

Posted on 11/07/2021 by dougaj4

Update 17 May 2022: Following discussion on 10-11 May 22 the download file has been updated to version 2.15, fixing problems with the interaction diagram with a rectangular stress block under high axial loads. I have uploaded another update to … Continue reading →

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Making Finite Element Analysis go faster …

Posted on 27/06/2021 by dougaj4

… with Numba and Scipy sparse matrix functions. As promised in the previous post in this series, I will be looking at speeding up the formation and solving of matrix functions for the analysis of structural frames, using Excel and … Continue reading →

Posted in Arrays, Excel, Finite Element Analysis, Frame Analysis, Link to Python, NumPy and SciPy, PyXLL | Tagged , , , , , , , , | 4 Comments

A Very Short Article

Posted on 15/06/2021 by dougaj4

I have previously written of Boris Peon’s very short proof that Hinchcliffe’s Rule is true (but only if it is false): Is Hinchliffe’s Rule True? … I have now been told of an even shorter scientific paper, which can be found … Continue reading →

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