-
deductive argument in the
previous section is
valid since it
would be
logically impossible for
Victoria to be tall, to have
brown hair, but not be tall...
-
statements p {\displaystyle p} and q {\displaystyle q} are said to be
logically equivalent if they are
provable from each
other under a set of axioms...
- more are
logically incompatible if, and only if
their conjunction is
logically false. One
statement logically implies another when it is
logically incompatible...
- An
electronic signature, or e-signature, is data that is
logically ****ociated with
other data and
which is used by the
signatory to sign the ****ociated...
-
preceding premises,
rather than
deriving from it. Therefore, the
argument is
logically 'invalid', even
though the
conclusion could be
considered 'true' in general...
- {\displaystyle \varphi '} . A
consistent theory is one such that the
following logically equivalent conditions hold { φ , φ ′ } ⊈ T {\displaystyle \{\varphi ,\varphi...
- A
fallacy is
reasoning that is
logically incorrect,
undermines the
logical validity of an argument, or is
recognized as unsound. All
forms of
human communication...
-
logical system in
which one is working, but
given some
logical system, any
logically consistent collection of
statements is a
possible world. The
modal diamond...
- In
philosophy and logic,
contingency is the
status of
propositions that are
neither true
under every possible valuation (i.e. tautologies) nor
false under...
-
refers to the
inference of
going from a
conditional statement into its
logically equivalent contrapositive, and an ****ociated
proof method known as proof...
