Combining Texts

Ideas for '', 'Belief Truth and Knowledge' and 'Reasoning and the Logic of Things'

expand these ideas     |    start again     |     choose another area for these texts

display all the ideas for this combination of texts

---

6 ideas

5. Theory of Logic / A. Overview of Logic / 1. Overview of Logic

11211

If a sound conclusion comes from two errors that cancel out, the path of the argument must matter [Rumfitt]

5. Theory of Logic / B. Logical Consequence / 4. Semantic Consequence |=

19237

Deduction is true when the premises facts necessarily make the conclusion fact true [Peirce]

5. Theory of Logic / C. Ontology of Logic / 1. Ontology of Logic

19256

Our research always hopes that reality embodies the logic we are employing [Peirce]

5. Theory of Logic / E. Structures of Logic / 2. Logical Connectives / a. Logical connectives

11212

The sense of a connective comes from primitively obvious rules of inference [Rumfitt]

11210

Standardly 'and' and 'but' are held to have the same sense by having the same truth table [Rumfitt]

5. Theory of Logic / E. Structures of Logic / 6. Relations in Logic

19238

The logic of relatives relies on objects built of any relations (rather than on classes) [Peirce]