Category Archives: NumPy and SciPy

Calling PyCBA from Excel

Posted on 04/01/2026 by dougaj4

PyCBA is a Python based continuous beam analysis program. From the on-line docs: I have set up a spreadsheet based on py_Conbeam that converts the py_Conbeam input to PyCBA format, then runs the PyCBA analysis and returns the results to … Continue reading →

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

Long integers in Python and Excel and py_Fact

Posted on 27/08/2025 by dougaj4

I have added a new py_Fact function to the py_Scipy module, that returns the factorial of an integer as a float if it is up to 15 digits long, or a string for longer numbers. The revised code, and the … Continue reading →

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

3DFrame-py rel. 0.50

Posted on 14/07/2025 by dougaj4

Following the recent post on the Python lru_cache function (Python functools and the Fibonacci Sequence) I have had a look at using lru_cache in the 3DFrame-py spreadsheet. So far using lru_cache in this code has provided little to no speed improvement, … Continue reading →

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