As with all Korean family names, the holders of the Hong surname are divided into different patrilineal clans, or lineages, based on their ancestral seat. Most such clans trace their lineage back to a specific founder. This system was at its height under the yangban aristocracy of the Joseon Dynasty, but it remains in use today.
pons. 1. any slip of tissue connecting two parts of an organ. 2. that part of the central nervous system lying between the medulla oblongata and the midbrain, ventral to the cerebellum; see brainstem.. [TA] In neuroanatomy, the pons varolii or pons cerebelli; that part of the brainstem between the medulla oblongata caudally and the mesencephalon rostrally, composed of the basilar part of pons and the tegmentum of pons.
Disjunctive syllogism. A disjunctive syllogism (modus tollendo ponens) is a valid argument form in logic. The form of the disjunctive syllogism is: P or Q, not P, therefore Q It may also be written as: P â¨ Q, Â¬P Q. P and Q may represent any proposition, or any other formula (using Greek letters to represent formulas rather than propositions, we may also express modus tollens as Î± â Î², Â¬Î² Â¬Î±).