Categories
RSS Feed
Search NewtonExcelBach
Archives
Top Posts
- Time in hours and minutes between two dates
- Commenting a block of code in VBA
- Solving Quadratic, Cubic, Quartic and higher order equations; examples
- Using Linest for non-linear curve fitting, examples, hints and warnings
- Weighted Least Squares Regression, using Excel, VBA, Alglib and Python
- Using LINEST for non-linear curve fitting
- Contour plots with Excel and Matplotlib
- Using Goal Seek on Multiple Cells
- Cubic Splines
- Brent's Method; Update and Examples
Recent Comments
mindOnion on Drawing a Buckyball in Ex… dougaj4 on Drawing a Buckyball in Ex… mindOnion on Drawing a Buckyball in Ex… mindOnion on Drawing in Excel 7 – Cre… Veronica Davenport on Asymmetric Catenary Function py_UMom spreadsheet… on More on combined shear and ben… Skip on xlwings – dataframes and… dougaj4 on xlwings – dataframes and… More on combined she… on RC Design Functions 9.03; comp… skip on xlwings – dataframes and… skip on mpmath for Excel dougaj4 on mpmath for Excel skip on mpmath for Excel dougaj4 on Composite Beam Spreadsheet Upd… metroxx on Composite Beam Spreadsheet Upd…
Tag Archives: Eval function
Converting a formula to values
Excel has a built-in function (FormulaText) to display a formula as cell references, rather than the result value. It would be useful to be able to display the value of each cell reference as well, but there is no built-in … Continue reading
Evaluating text – update
One disadvantage of the spreadsheet style interface is that even simple formulae are difficult to check. For instance, the deflection of a cantilever loaded at the end is given by: F*L^3/(3*E*I) which is much easier to read than the Excel … Continue reading
Posted in AlgLib, Excel, Maths, Newton, Numerical integration, UDFs, VBA
Tagged Eval function, evaluation of text strings, Excel, UDF, Unit conversion, Units, Units aware, VBA
5 Comments
Daily Download 17: Numerical Integration
Some simple numerical integration functions (using the trapezoidal rule and Simpson’s Rule) were included in the Eval2 spreadsheet, presented on Daily Download Day 15, but for purposes were better accuracy and/or higher speed are required more sophisticated methods will do a … Continue reading
Posted in AlgLib, Excel, Maths, Newton, Numerical integration, UDFs, VBA
Tagged AlgLib, Eval function, Excel, Gauss-Kronrod, numerical integration, Tanh-Sinh method, UDF, VBA
Leave a comment