Here you will find one or more explanations in English for the word Obversion.
Also in the bottom left of the page several parts of wikipedia pages related to the word Obversion and, of course, Obversion synonyms and on the right images related to the word Obversion.
Obversion
Obversion Ob*ver"sion, n. [L. obversio a turning towards.]
1. The act of turning toward or downward.
2. (Logic) The act of immediate inference, by which we deny
the opposite of anything which has been affirmed; as, all
men are mortal; then, by obversion, no men are immortal.
This is also described as ``immediate inference by
privative conception.' --Bain.
Meaning of Obversion from wikipedia
- In
traditional logic,
obversion is a "type of
immediate inference in
which from a
given proposition another proposition is
inferred whose subject is the...
- The
obverse and
reverse are the two flat
faces of
coins and some
other two-sided objects,
including paper money, flags, seals, medals, drawings, old master...
- forms.
Obversion changes the
quality (that is the
affirmativity or negativity) of the
statement and the
predicate term. For example, by
obversion, a universal...
-
propositions through contraposition and
obversion, a
series of
immediate inferences where the rule of
obversion is
first applied to the
original categorical...
-
Obverse Books is a
British publisher initially known for
publishing books relating to the
character Iris Wildthyme, and
currently for the
Black Archive...
-
contains a list of
flags for
which the
reverse (back ) is
different from the
obverse (front ). It
includes current as well as
historic flags of both nations...
- bill
obverse design dates from 1928,
while the
reverse appeared in 1976). The
reverse design of the
present dollar debuted in 1935, and the
obverse in 1963...
-
Inventor and U.S.
Founding Father Benjamin Franklin has been
featured on the
obverse of the bill
since 1914,
which now also
contains stylized images of the...
- form)
becomes "Some non-S are not non-P".
Contraposition Converse (logic)
Obversion Transposition (logic) Taylor,
Courtney K. "What Are the Converse, Contrapositive...
- A
denarius from 44 BC,
showing Julius Caesar on the
obverse and the
goddess Venus on the
reverse of the coin. Caption:
CAESAR IMP. M. / L.
AEMILIVS BVCA...
