Dictionary Meaning and Definition on 'Unifier'
- Unifier \U"ni*fi`er\, n.
One who, or that which, unifies; as, a natural law is a
unifier of phenomena.
Wikipedia Meaning and Definition on 'Unifier'
In logic, a rule of inference is admissible in a formal system if the set of theorems of the system does not change when that rule is added to the existing rules of the system. In other words, every formula that can be derived using that rule is already derivable without that rule, so, in a sense, it is redundant. The concept of an admissible rule was introduced by Paul Lorenzen (1955).
Admissibility has been systematically studied only in the case of structural rules in propositional non-classical logics, which we will describe next.
Let a set of basic propositional connectives be fixed (for instance, in the case of superintuitionistic logics, or in the case of monomodal logics). Well-formed formulas are built freely using these connectives from a countably infinite set of propositional variables pn. A substitution σ is a function from formulas to formulas which commutes with the connectives, i.e.,[See more about Unifier at Dictionary 3.0 Encyclopedia]
Words and phrases related to 'Unifier'
Unifier Sample Sentences in News
- Kofi Portuphy Emerges As NDC Unifier
Even President John Mahama admits that things have not gone so well since he was sworn into office in January 2013. Even though President Mahama has been working hard, one national crisis has led to another leading some NDC staunch supporters to become bewildered, disillusioned and bitter. Read more on this news related to 'Unifier'
- I am the unifier - Dan Abodakpi
An aspiring national chairman of the National Democratic Congress (NDC), Mr Dan Abodakpi says his ability to close the rank and file of the party makes him the best person for the position. Read more on this news related to 'Unifier'
- Jerusalem's Light Rail, Symbolic Unifier of Divided Holy City, Is Victim of Violence
Jerusalem’s light rail system was once seen as a unifier of Jews and Palestinians in the divided holy city. And then, Mohammed Abu Khdeir, who lived near the Shuafat stop, was murdered. Click here for the rest of the article... Read more on this news related to 'Unifier'