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Category Archives: UDFs
xlSciPy – Python SciPy for Excel; Update with new functions
The xlSciPy spreadsheet, previously described here, has been updated with new functions for integration, finding equation roots and maxima and minima, solving systems of non-linear equations, and evaluation of equations entered as text. The new version (including full open-source VBA … Continue reading
Posted in Excel, Link to Python, Maths, Newton, Numerical integration, NumPy and SciPy, UDFs, VBA
Tagged Excel, ExcelPython, Integration, minimization, Python, root finding, SciPy, SciPy.optimize, solvers, UDF, VBA
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Worksheetfunction.Transpose – changed behaviour in Excel 2013 and 2016
It is (fairly) well known that when using Worksheetfunction.Transpose on an array in VBA the array must be no more than 65,536 (2^16) rows long, or it will return an error. Recently when using Excel 2016 (32 bit) I thought … Continue reading
Posted in Arrays, Excel, UDFs, VBA
Tagged Excel, Excel 2013, Excel 2016, Problems with Transpose, Transpose, UDF, VBA, Worksheetfunction
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ConBeamU 4.08
The continuous beam spreadsheet has had another update to fix a problem when point loads were applied to cantilevers, and the first support position was not listed as an output point. The new version (4.08) can be downloaded from: ConbeamU.zip … Continue reading
Posted in Beam Bending, Excel, Finite Element Analysis, Frame Analysis, Newton, Strand7, UDFs, VBA
Tagged ConBeamU, continuous beam analysis, Excel, moving load, Strand7, UDF, VBA
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Importing Text Files; Unix Format
Text files generated on Unix systems have a different convention to denote the ends of lines to that used on Dos/Windows systems (see Newline for more details). This was causing problems with the Text-in2 spreadsheet, with small files being imported with … Continue reading
Posted in Excel, UDFs, VBA
Tagged convert unix to windows, Data types, Excel, extract numbers, importing text, Number formats, splitting text, UDF, VBA
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The VBA Decimal data type
This is what the Microsoft on-line help says about using the Decimal data type in VBA “” At least that is what the Microsoft search listed for me, and Google listed nothing from Microsoft related to VBA on the first … Continue reading
Posted in Excel, Maths, Newton, UDFs, VBA
Tagged Decimal data type, high precision math functions, VB and VBA differences, XNumbers
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