[R] Integration in R

David Winsemius dwinsemius at comcast.net
Tue Jan 8 22:36:13 CET 2013

On Jan 8, 2013, at 1:31 PM, David Winsemius wrote:

> On Jan 8, 2013, at 1:07 PM, Berend Hasselman wrote:
>> On 08-01-2013, at 22:00, Berend Hasselman <bhh at xs4all.nl> wrote:
>>> …...
>>> David implemented the condition by multiplying by x[1]<x[2] which  
>>> in a numeric context is 0 when x[1]<x[2] en 1 when x[1]>=x[2].
>> OOPS!! Reverse the 0 and the 1 in that sentence (TRUE becomes 1 and  
>> FALSE becomes 0)
> I didn't worry about which direction was used for the inequality in  
> this case because of consideration of symmetry. (Thinking about it  
> now, I still think I managed to choose the correct direction.)   
> Obviously such a cavalier attitude should not be carried over to the  
> general situation.

I hit the send button by mistake. (I originally misread Berend's  
correction.) I'm only posting this to make clear that it was myself,  
and not Berend, that I was accusing of having been cavalier.


David Winsemius, MD
Alameda, CA, USA

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