precedence (was 'historical NA question')
On Wed, 7 May 2014, Therneau, Terry M., Ph.D. wrote:
Hadley asked about the Blue book; my shelf still has the earlier brown book Becker and Chambers, 1984, S: An interactive environment for data analysis and graphics. The manual page for precedence is $ component select %x special operator - unary minus : sequence operator ^ ** exponentiation * / mult/div + - add/sub < > <= >= == != logical ! not & | and/or <- -> assignment
which did lead to some head scratching after plotting exp(-x^2) :-) luke
Terry Therneau
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