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Category Archives: Excel
Good practice, best practice, or just practice?
Browsing the ‘net this morning I found the “Golden Rules” listed below at Ozgrid.com The rules are described as things that “should not be optional”, which seemed to me in some cases to be going way too far, since for many … Continue reading
Perfect Anniversaries
The young author of The Math Less Travelled has just celebrated his 28 birthday, noting that 28 is a perfect number. He laments that since the next perfect number is 496, it is most unlikely that he will see another perfect … Continue reading
Posted in Excel, Maths, Newton, UDFs, VBA
Tagged Anniversaries, Perefect numbers, UDF, VBA
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Frame4.xls – Update2
It was recently pointed out to me that the Frame4 spreadsheet was giving an overflow error with a fairly small analysis. The problem turned out to be that the analysis did not have any restraint specified in the X direction, … Continue reading
Posted in Excel, Finite Element Analysis, Frame Analysis, Newton, VBA
Tagged Excel, Finite Element Analysis, Frame Analysis, VBA
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Distributing Silverfrost Fortran Applications
Earlier posts have included User Defined Functions (UDFs) linked to Fortran dll files compiled with Silverfrost Personal Fortran: Solving simultaneous equations – Fortran dll Trigonometric Functions – dll Linking Excel to Fortran – 2 Transferring these files to a new computer it came to my … Continue reading
Posted in Excel, Link to dll, UDFs, VBA
Tagged dll, Excel, Fortran, Silverfrost, UDF, VBA
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Cubic Spline Update
The previous post in this series presented a User Defined Function (UDF) to fit a cubic spline to a series of points defined by XY coordinates. Each segment of the resulting spline is defined by a separate cubic curve, which may be … Continue reading
Newton Excel Bach, not (just) an Excel Blog 