Ln Stata. In stata ln x log x in other words log x defaults to natural log instead of log base 10. Generate lny ln y.
If you want log base 10 use log10 x. Arithmetic string relational and logical. Ln z and log z return the elementwise natural logarithm of z.
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Arithmetic string relational and logical. 13 2 1 arithmetic operators the arithmetic operators in stata are addition subtraction multiplication division raise to a power and the prefix negation. Ln and log return real if z is real and complex if z is complex. Stata also lets you take advantage of built in functions for variable transformations.
