By E. Joseph Billo
Learn how to absolutely harness the ability of Microsoft Excel® to accomplish clinical and engineering calculationsWith this article as your consultant, you could considerably improve Microsoft Excel's® features to execute the calculations had to remedy a number of chemical, biochemical, actual, engineering, organic, and medicinal difficulties. The textual content starts with chapters that introduce you to Excel's visible easy for purposes (VBA) programming language, which lets you extend Excel's® services, even though you'll be able to use the textual content with out studying VBA. Following the author's step by step directions, listed here are quite a few of the calculations you discover ways to practice: Use worksheet services to paintings with matrices locate roots of equations and resolve platforms of simultaneous equations resolve traditional differential equations and partial differential equations practice linear and non-linear regression Use random numbers and the Monte Carlo procedure this article is loaded with examples starting from very uncomplicated to hugely refined options. greater than a hundred end-of-chapter difficulties assist you attempt and placed your wisdom to perform fixing real-world difficulties. solutions and explanatory notes for many of the issues are supplied in an appendix.The CD-ROM that accompanies this article presents numerous beneficial gains: the entire spreadsheets, charts, and VBA code had to practice the examples from the textual content recommendations to lots of the end-of-chapter difficulties An add-in workbook with greater than twenty customized services this article doesn't require any historical past in programming, so it truly is compatible for either undergraduate and graduate classes. furthermore, practitioners in technological know-how and engineering will locate that this consultant saves hours of time by means of permitting them to accomplish such a lot in their calculations with one frequent spreadsheet package deal
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Extra resources for Excel for Scientists and Engineers: Numerical Methods
As well as performing an action, methods create a return value. The return value can be either True or False: True means the method worked, False means that it failed. Even the Chartwizard method creates a return value: True if the chart was created successfully, False if the method failed. Usually you aren't interested in these return values; if your procedure executed successfully, you are happy. But occasionally the return value is important. An example of a method that creates a useful return value is the Checkspelling method.
VBA also provides a number of information functions, including eight "Is" functions, shown in Table 2-4. IsArray IsDate IsEmpty IsError IsMissing IsNull IsNumeric Isobject LBound UBound Table 2-4. VBA Information Functions Returns True if the variable is an array. Returns True if the expression is a date. Returns True if the variable is uninitialized. Returns True if the expression returns an error. Returns True if an optional value has not been passed to a Function procedure. , contains no valid data).
For the array Spectrum dimensioned thus: Dim Spectrum (500,2) the statement UBound(Spectrum, 1) returns 500 and UBound(Spectrum,2) returns 2.