- Time in hours and minutes between two dates
- Commenting a block of code in VBA
- Using Goal Seek on Multiple Cells
- Weighted Least Squares Regression, using Excel, VBA, Alglib and Python
- Using LINEST for non-linear curve fitting
- Fitting high order polynomials
- Cubic Splines
- Lateral pile analyis with PY curves ...
- Installing Adobe Reader non-DC version.
- Solving Quadratic, Cubic, Quartic and higher order equations; examples
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Category Archives: Maths
Final example updated 28th Feb 2021, following comment from Craig: There are many examples of the use of the new Let function on the web (see my previous post on this topic for links). This post compares use of Let … Continue reading
As discussed here, I have updated the Units4Excel spreadsheet, with the list of non-SI units updated from the latest Wikipedia table. The EvalU user defined function (UDF) has also been modified with three output options, as shown in the screen-shot … Continue reading
Following some comments here Graeme Dennes and I have modified the start-up code for the Tanh-Sinh Quadrature spreadsheet to avoid problems opening the file when first downloaded, or copied to a new computer. The new file is located (as before) … Continue reading
I recently discovered the Computing Skillset site (via open-struct-engineer), which has good information on the basis and use of the Newton-Raphson method: The Newton Raphson method explained, details, pictures, python code Highly instructive examples for the Newton Raphson method I … Continue reading