### Categories

### RSS Feed

### Search NewtonExcelBach

### Archives

### Top Posts

- Commenting a block of code in VBA
- Using Goal Seek on Multiple Cells
- Time in hours and minutes between two dates
- Using LINEST for non-linear curve fitting
- Cubic Splines
- Solving Quadratic, Cubic, Quartic and higher order equations; examples
- Downloads
- The history of the theory of beam bending - Part 1
- Weighted Least Squares Regression, using Excel, VBA, Alglib and Python
- Fitting high order polynomials

### Recent Comments

Elastic Biaxial Bend… on Biaxial bending update Bill Harvey on Floating Point Precision … Floating Point Preci… on When does 35 not equal 35… dougaj4 on mpmath for Excel dougaj4 on mpmath for Excel Kapt Blasto on mpmath for Excel mktisis on 3D Frame with zero stiffness… dougaj4 on 3D Frame with zero stiffness… dougaj4 on 3D Frame with zero stiffness… mktisis on 3D Frame with zero stiffness… th3budd on Time in hours and minutes betw… dougaj4 on Moving Load Spreadsheet… Ario on Moving Load Spreadsheet… dougaj4 on About Newton Excel Bach David Graves on About Newton Excel Bach

# Tag Archives: UDFs

## Elastic Biaxial Bending

Spreadsheets performing Ultimate Limit State analysis with biaxial moments have been presented previously, most recently here: Biaxial bending update I have now modified the Beam Design Functions spreadsheet to carry out a biaxial moment analysis with linear elastic material properties. … Continue reading

Posted in Beam Bending, Concrete, Excel, Newton, UDFs, VBA
Tagged biaxial bending, elastic analysis, Excel, Reinforced Concrete, UDFs, VBA
Leave a comment

## Floating Point Precision Problems

A question on Quora : prompted me to look at how these numbers are handled in Excel, in VBA called from Excel, and in Python called from Excel via pyxll. The results are shown in the screenshot below: Column A … Continue reading

## Lambda and VBA

The new Excel Lambda function (see here for more details and links) is currently only available to those signed up to the Beta Preview version of Excel 365, but is has been favourably reviewed by almost all of those who … Continue reading

Posted in Computing - general, Excel, UDFs, VBA
Tagged Excel, Lambda VBA comparison, Lamda functions, UDFs, VBA
Leave a comment

## Eval and Let examples

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

Posted in Excel, Maths, UDFs, VBA
Tagged Eval UDF, Excel, Let function, nested functions, UDFs, VBA
8 Comments

## Python callable arguments from Excel

Many Scipy functions have “callable” arguments, i.e. functions that can be called, with the returned data used as input by the calling function. Types of callable arguments include: Functions in the active Python module Functions in any active loaded library … Continue reading

Posted in Excel, Link to Python, NumPy and SciPy, PyXLL, UDFs
Tagged Eval, Excel, getattr, globals, lambda functions, Python, PyXLL, UDFs
Leave a comment