Sentence examples for is derivable from from inspiring English sources

If such a derivation exists, we say E is derivable from F. Intuitionistic propositional logic IPC is the subtheory which results when the language is restricted to formulas built from proposition letters P, Q, R,… using the propositional connectives &, ∨, → and ¬, and only the propositional postulates are used.

Three formal worries of the Nagel model merit mention: if reduction is derivation plus (sometimes) bridge laws, then any theory would reduce to itself (because any theory is derivable from itself); moreover, any theory would reduce to any inconsistent theory; and contrary to what one might expect, reduction would not turn out to be an asymmetric relation derivability does not entail asymmetry.

One way to answer the question in the affirmative would be to show that at least one of the 13 known single axioms is derivable from XCB alone; another approach would be to derive from XCB the 3-axiom set (E1)–(E1).

Instead of regarding existence as a predicate (2 70 4), Kant derives necessary existence from possibility (2 77 84)[26] The bond governing nature is derivable from its intelligible possibility, and not from any anthropological story nor from the notion of a necessary being.

So in the second edition Ayer amended the principle to read: a statement is directly verifiable if it is either an observation statement or is such that an observation statement is derivable from it in conjunction with another observation statement (or observation statements), such derivability not being possible from the conjoined observation statement(s) alone.

We would also have to consider why it is derivable from the principle of non-contradiction.

Nature as a designer can only work through evolution; one structure by definition has to be derivable from another.

If this goes through, the whole metric system will for the first time be derivable from natural phenomena.

doi 10.1029/2004JA010411, 2004], that are derivable from data available for a century or more.

It is natural to look for further developments of model theory that will yield more systematic methods for constructing models of axioms with interesting particular properties, especially in deciding whether certain given sentences are derivable from the axioms.

All the material parameters in the model, apart from forest dislocation density evolution parameters, are derivable from atomistic-scale studies so that the theory contains essentially no adjustable parameters.