DEBUG writes the values of all Annotate variables to the SAS log before and after the next observation. DRAW draws a line in the graphics output. DRAW2TXT draws a line from (XLAST, YLAST) to (XLSTT, ...

To provide a function that implements that declaration, just use the equals sign to assign a function to the variable. This example sets the FirstNameTyped variable to a function compatible with ...

When you define macro variables, you can include macro functions in the expressions to manipulate the value of the variable before the value is stored. For example, you can use functions that scan ...

We often read (including in the book Advanced Bash-Scripting Guide by Mendel Cooper) that if we pass variable names as parameters to functions, they will be treated as string literals and cannot be ...

👉 Learn how to find the domain of rational functions with a radical numerator. Recall that the domain of a function is the ...

THE second edition of this useful book will be warmly welcomed. The theory of functions of a complex variable plays an increasingly important part in the applications of mathematics to physical ...