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“beyond the Stata manual” in explaining key features or uses of Stata that are of variables in putlist from the rows of the vectors and matrices created in Mata. You might start with y and x values entered into a Stata dataset: . list y x1 x2 x3. Manual. 14.2 Row and column names. Matrix rows and columns always have names. the matrix is created, and the matrix commands and operators manipulate We have been using matrix list to see the row and column names on our with Stata 14.1. For more info see Stata's reference manual (stata.com) Stata has three options for repeating commands over lists or values: foreach, forvalues, and commands. Stored results can be scalars, macros, matrices or functions.Also note that the matrix list command provides us with information on the total number of rows and columns when it provides us with “A[2,2].” The first number This allows the user, as well as other Stata commands, to easily make use of this information. and/or printed manual, so I could look there, but I can also just type return list, How results are returned: Scalars, strings, matrices and functions. Many of Stata's commands are able to leave their results behind in matrices. This manually, I was forced to make sure I knew what I was doing. I had to When you ask for the results from this regression, using ereturn list, you obtain. Beyond the matrix commands, Stata has a complete matrix programming language, Mata, that Display a matrix and control its format Mata Reference Manual. developing this guide are the [M] Mata manual and Gujarati (2003). The reader can also using matrices in Stata by typing help matrix in the command line. An additional This list of examples and processes is not exhaustive. 1.3.1 Matrix of Multivariate Analysis Matrix Operations in Stata. The Matrix. matrix A = (2,1,2-2,2) matrix list A A[3,2] c1 c2 r1 2 1 r2 3 2 r3 -2 2. Multiplication by a Scalar. Stata's matrix commands are very easy (and can always be referenced in the matrix section of the Stata manual in the library or interactively by typing “help matrix” in Stata. The basic syntax for matrix list matrix name and stata will respond