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Tag Archives: VBA
VBA procedures for the Numerical Analysis of Tabular Functions
Long time on-line friend Alfred Vachris has recently been converting Fortran code developed through his working career into VBA: I had the opportunity to work at Grumman while going to Graduate School and they gave me a part-time job as … Continue reading
Posted in Coordinate Geometry, Curve fitting, Excel, Fortran, Maths, Newton, UDFs, VBA
Tagged Aitken Graphical Construction, Alfred Vachris, Arc Length, Excel, Interpolation, Tabular Functions, VBA
1 Comment
Rounding to significant figures
Edited 19th Feb 22, following comment from Larry Schuster Excel does not have a function to round numbers to a specified number of significant numbers, and (rather to my surprise) neither does Python. It is not too hard to write … Continue reading
Posted in Excel, Link to Python, Maths, NumPy and SciPy, PyXLL, UDFs, VBA
Tagged Excel, Python, PyXLL, Round, Significant figures, UDF, VBA
7 Comments
Animations from VBA
A convenient way to create an animation in Excel is to create on-sheet formulas or user defined functions to generate the required data, then use VBA to iterate through the range of input values so that the chart or image … Continue reading
Posted in Animation, Excel, Link to Python, Maths, Newton, PyXLL, UDFs, VBA
Tagged animation, Excel, Mandelbrot animation, Sleep function, smallscroll, VBA
1 Comment
Tanh-Sinh Quadrature v. 5.03
Following some recent comments Graeme Dennes has released the latest version the Tanh-Sinh Quadrature spreadsheet with some corrections to the test function documentation. The new file is located (as before) at: Tanh-Sinh Quadrature For more information on the last major release … Continue reading
ConbeamU update
I recently discovered that the continuous beam function from the ConbeamU spreadsheet was giving incorrect results for cantilevers at the left hand end, if the cantilever had more than one segment and no point loads. The corrected version (Rel 4.16) … Continue reading
Posted in Beam Bending, Excel, Finite Element Analysis, Frame Analysis, Newton, Strand7, UDFs, VBA
Tagged ConBeamU, continuous beam analysis, Excel, Fixed End Moments, moving load, Restrained End Moments, Strand7, UDF, VBA
4 Comments