This paper extends the Conditional Gauge Theorem to more general operators and less regular domains than in previous works. We use this to obtain potential-theoretic results for the Schrödinger ...

Ordering theory was used to empirically determine hierarchies of developmental precedence for Piaget's 16 logical combinations. In two studies carried out in the Netherlands, subjects were tested in ...

THIS is a good elementary text-book, founded on the work by M. E. Lagout (“Takimetry”), which we have already noticed (NATURE, vol. xvi. p. 226). The ground covered by the work before us is not quite ...

The NOT expression is processed first. Then the expressions joined by AND are processed. Finally, the expressions joined by OR are processed. For a complete discussion of the rules for evaluating ...