Heinlein on time travel
"[speaking of going back in time] I'd particularly like to go back to my own childhood, see if things look as I recall them." Ira blinked. "Run a chance of…
Quote: Heinlein “Time Enough for Love”
"If I must wait a thousand years to understand that word," Hamadryad replied, "then I probably never will. Minerva says that it cannot be defined in Galacta and even when…
Status
Some of you may have noticed that I have removed the links from the blogs and moved them to the front page. I am in the middle of major overhaul…
Classical predicate logic and empty domains
Classical predicate logic and empty domains
Are contradictions meaningful?
Introduction In this essay I answer the question in the title with a very confident “Yes”, I give multiple arguments for this answer. For the purposes of this essay a…
So maybe Kant wasn’t such a nice guy anyway…
http://schwitzsplinters.blogspot.com/2010/03/kant-on-killing-bastards-on.html Have a read yourself. Thanks to Ben (blog∧¬blog) for the link.
Pyrrho on “Why are endangered species worth preserving?”
"There are multiple reasons that people give. One is that some people do not think that a world filled only with cattle and pig farms and other such animals, but…
Paper: David Makinson, The paradox of the preface
I found the original paper on the paradox. Enjoy. http://en.wikipedia.org/wiki/Preface_paradox David Makinson, The paradox of the preface
Pyrrho on the Trolley Problem
"Suppose that there is a trolley that is headed toward five people tied to the tracks ahead. There is no switch, but there is a bridge with you and someone…
Propositions, cross-world identity and truth values
1. There is a thing, x, such that it is a contingent proposition. ∃xCx 2. For any thing, x, if x is a contingent proposition then there is a possible…