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Tag Archives: UDF
Linking Excel to Fortran – 2
In this post the procedures described for C++ here will be replicated for Fortran: The spreadsheet, fortran source code, and compiled dll described in this code may be downloaded from Cubic.zip As always, it is better to use the downloaded code, … Continue reading
Posted in Excel, Fortran, Link to dll, Maths, UDFs, Uncategorized, VBA
Tagged Cubic, Excel, Fortran, Quadratic, UDF, VBA
23 Comments
Finding Prime Numbers with Excel, and using Array Formulas
Download Primes.zip. Several of the puzzles at Project Euler (see previous post) require the finding of prime numbers, for instance what is the 10,001th prime number? Searching the Web for some ready made solutions I found this array formula at … Continue reading
Posted in Arrays, Excel, Maths, Newton, UDFs, VBA
Tagged Array Formulas, Excel, Marths, Prime Numbers, UDF
28 Comments
Reinforced Concrete Section Analysis 7 – rectangular sections
Previous post The spreadsheets presented in earlier posts in this series have been simplified for use with rectangular sections with two layers of reinforcement. The functions EStress (for elastic analysis of stresses, strains and crack widths) and UMom (for the … Continue reading
Posted in Beam Bending, Concrete, Newton, UDFs
Tagged Beam Bending, Reinforced Concrete, Section Analysis, UDF, Ultimate capacity, VBA
3 Comments
A Question of Spelling
The Excel VBA routine below will check the spelling of the text in the current selected cell, and return either TRUE or FALSE in the adjacent cell to the right: Sub SpellChecksub() Dim Checkword As String, Result As Boolean Checkword … Continue reading
Drawing in Excel 6 – getting shape properties
Previous post One of the less than useful new “features” of Excel 2007 is that its macro recorder no longer records operations on shapes, which removes the easiest way to discover the exact names of shape properties, and how to manipulate … Continue reading