It can be seen that the basic idea is simple. Before the rise of modern science it was philosophers who investigated “the fundamental s...

  [Although the quotations in this piece have page numbers, I can't remember the books or papers from which they were taken. Some ...

  The following is a commentary of various sections of the book Riddles of Existence: A Guided Tour of Metaphysics (2007), by Ted Sid...

A.N. Prior ’s formal account of necessity and possibility within a propositional and modal context. Key: ◇ = possibly, □ = necessarily, ∨ = ...