Category Archives: NumPy and SciPy

Scipy update and Linalgfuncs speed check

Posted on 16/12/2024 by dougaj4

I have updated the Scipy code to remove repeated loading of the Numpy code, and to fix a number of other warnings from the pyxll log file. I have also updated the speed check of the various linear algebra solvers, … Continue reading →

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

3D-Frame-py with Numba

Posted on 10/12/2024 by dougaj4

I recently upgraded to Python 3.12, and installed the latest version of the Numba just-in-time compiler (0.60.0) which also required upgrading Matplotlib (3.9.3), and downgrading Numpy (2.0.2). I have also edited calls to Numba in the py_3DFrame1_1.py module, and added … Continue reading →

Posted in Beam Bending, Excel, Finite Element Analysis, Frame Analysis, Link to Python, Newton, Numerical integration, NumPy and SciPy, PyXLL, Strand7, UDFs | Tagged , , , , , , , , , , , , | Leave a comment

3DFrame-py; non-linear with end releases

Posted on 06/12/2024 by dougaj4

The non-linear analysis routines in 3DFrame-py have now been updated to work with beams with end-releases at one or both ends.  Updated files are at: 3DFrame-py.zip See the previous two posts for details of other software required for installation. To … Continue reading →

Posted in Beam Bending, Excel, Finite Element Analysis, Frame Analysis, Link to Python, Newton, NumPy and SciPy, PyXLL, Strand7, UDFs | Tagged , , , , , , , , , | Leave a comment

Installing 3DFrame-py

Posted on 08/11/2024 by dougaj4

Updated 1st Feb 2025. As mentioned in the previous post, the installation process for the 3DFrame-py spreadsheet has changed with the new version. Also there have been some significant changes to the code to fix installation problems. Updated files are … Continue reading →

Posted in Arrays, Beam Bending, Excel, Finite Element Analysis, Frame Analysis, Link to Python, Newton, NumPy and SciPy, PyXLL, Strand7, UDFs | Tagged , , , , , , , , , , , , | 4 Comments

Scipy Linalg functions stopped working

Posted on 27/10/2024 by dougaj4

I recently noticed that the iterative linear algebra solvers in my pyLinAlgfuncs3.xlsb spreadsheet had stopped working. It turned out that the optional tolerance argument had been renamed ‘rtol’. Changing all the occurrences of the name in the Python code fixed … Continue reading →

Posted in Excel, Finite Element Analysis, Frame Analysis, Link to Python, Maths, Newton, NumPy and SciPy, PyXLL, UDFs | Tagged , , , , , , , , , , , | Leave a comment