Transcription of Functions and expressions - Stata
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13 Functions and of evaluation, all variables (variables) coefficients and standard variables and time-series results from Stata lags and within the expression values for levels of factor Time-series Generating lags, leads, and Time-series operators and factor Operators within Video Label Precision and problems ReferencesIf you have not read[U] 11 Language syntax, please do so before reading this [ U ] 13 Functions and OverviewExamples of expressions include2+2miles/gallonsmyv+2/oth(myv+2)/ othln(income)age<25 & income>50000age<25 | income>50000age==25name=="M Brown"fname + " " + lnamesubstr(name,1,10)val[n-1] like those above are allowed anywhereexpappears in a syntax diagram.
13.3 Functions Stata provides mathematical functions, probability and density functions, matrix functions, string functions, functions for dealing with dates and time series, and a set of special functions for programmers. You can find all of these documented in the Stata Functions Reference Manual. Stata’s
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