Re: Me and David C. Ullrich


Elmo wrote:
>
> On this forum I have argued the question, "Two coins were flipped
> and at least one is a head. What are the chances that there are
> two heads?"
>
> Many mathematicians get it confused with "The probability for two
> heads, given at least one head?"
>
> I say that "given at least one head", and told, "at least one head"
> mean two different things.
>
> Dr. Ullrich has stated in this forum, that the two mean the same
> thing. If for no other reason than that he said so. Also because
> everyone assumes them to be the same. (everyone does not, I don't)

I can safely say that everyone who speaks English in the whole
world, except you, would agree they mean exactly the same.

> I had occasion to visit Oklahoma State University. I found
> Dr. Ullrich in the Student Center. He said I was not welcome
> there. He refused to discuss the question with me there, as
> he has refused to discuss it here.

Unlike Dr Ullrich I'd be more than willing to discuss it
in person, if you can make your way to the University of
Ulan Bator in Mongolia, where I teach maths.

Tell you what, I'll even buy you lunch; they do an excellent
goat casserole here.


Best Wishes

Dr J Ramsden

(Maths Dept, Ulan Bator University)

.

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