logic's

It is, however, simply a subtle play on modal logic's specialised terminology wherein "possible" means not necessarily false, "necessary" means not possibly false and "contingent" means neither necessarily true nor necessarily false.

THE HALLS OF PENTHEUS -- PART FOUR Hal Duncan 2007

The logician's method for studying validity is to classify arguments by their forms, but these forms (and the logical constants that in part define them) are logic's tools, not its subject matter.

Logical Constants MacFarlane, John 2009

Despite these significant steps in the direction of later logical theories, it is an exaggeration to claim, as some have done, that Bradley's strictures on the account of judgment as a combination of ideas mean that he is straightforwardly opposed to psychologism in logic, for it is clear that he thinks logic's subject matter to be mental acts, not sentences or statements.

Francis Herbert Bradley Candlish, Stewart 2009

It is, however, simply a subtle play on modal logic's specialised terminology wherein "possible" means not necessarily false, "necessary" means not possibly false and "contingent" means neither necessarily true nor necessarily false.

Archive 2007-04-01 Hal Duncan 2007

The domain of logic, logic's central problem is the distinction between correct and incorrect argument.

Al Gore's take on leaked climate change e-mails 2009

What we can note at this stage is that one point at issue has to do with the claim that Avicenna's identification of secondary intelligibles as logic's subject matter is inaccurate, and too narrow to achieve what he hopes it can.

Arabic and Islamic Philosophy of Language and Logic Street, Tony 2008

In this and other ways, informal logic's attempt to model informal reasoning reflects, and has important implications for, philosophical concerns about the nature of rationality, the nature of the mind and its processes, the standards of good reasoning, the value of logic and rhetoric, and the social, political and epistemological role of reasoning and argument.

Informal Logic Groarke, Leo 2007

Informal logic's attempt to identify general criteria for good reasoning, and its attempt to define positive argument schema that specify particular forms of good reasoning, can in some ways be compared to the approach to argument implicit in classical formal logic.

Informal Logic Groarke, Leo 2007

An alternative view suggests that informal logic's relationship to philosophy is more comparable to the relationship that exists between formal logic and the philosophy of logic.

Informal Logic Groarke, Leo 2007

The fact that airlines choose to count passengers as they do, rather than track persons, is their business, not logic's.

Relative Identity Deutsch, Harry 2007