Difference between Formal and Informal Logic? : r/philosophy
2012年5月3日 · Formal Logic would be binary, informal logic would be assembly/machine code, constructing a formal exposition (not formal logic but formal grammar and diction) would be C++, our thoughts would be C, and regular everyday language would be our C program’s user input.
Aristotelian logic vs modern formal logic : r/askphilosophy - Reddit
2023年8月13日 · Aristotelian logic vs modern formal logic "Cassirer begins by discussing the problem of concept formation, and by criticizing, in particular, the “abstractionist” theory characteristic of philosophical empiricism, according to which general concepts are arrived at by ascending inductively from sensory particulars.
Logical inferences using formal vs. informal systems of logic
2023年7月18日 · In particular, formal logic is concerned with the forms that yield or guarantee valid inferences from a premise or premises to a conclusion. Formal logic is a subset of formal systems. Formal logic can be distinguished from informal logic, which is logic outside of or apart from a formal logical system or theory.
What is the purpose of formal logic? Does it have a practical use?
2022年9月12日 · Like the formal systems of arithmetic and geometry, logic has an alphabet, grammar, axioms, and rules of inference. In semantic translation, like how arithmetic informs us about features in number, or geometry about space, logic allows us to follow reasonable assumptions to surprising conclusions.
ELI5 What is formal logic? I've read the wikipedia page a ... - Reddit
2021年8月29日 · But "formal" logic eschew all of that. In formal logic, a valid argument means an argument being written in the correct form. That is, all the syntax follow the grammar, the symbols must be in the right place. Anything that doesn't have this form is not a valid argument. Meaning be damned. No need for "making an honest effort to understand".
Which is more applicable in philosophy, formal or informal logic?
2022年1月21日 · Formal logic, and the philosophy of formal logic, are themselves areas of philosophy that also spill over into many other areas of philosophy. So in that sense, it is much more likely to see explicit, extended discussion of formal logic in philosophy than of informal logic. So you could write a paper in the field of formal logic.
To what extent is formal and informal logic useful outside of
2015年12月22日 · That's a bit odd. My undergrad had both philosophical logic and philosophy of logic courses, and I know of at least a couple of other departments that have similar courses. Granted, philosophical logic isn't quite the same as logic proper, and some of the topics in philosophical logic can be pretty niche.
Does understanding advanced formal logic really help someone
2019年9月5日 · No, informal logic is more useful than formal logic. The suggestion that anyone actually translates arguments into notation in order to understand them, let alone criticise them, for the vast majority of reasoning or philosophical arguments is a joke to perpetuate the teaching of formal logic beyond merely a basic understanding.
ELI5: Formal and Informal Fallacies : r/explainlikeimfive - Reddit
2013年4月4日 · A formal fallacy is an argument where the given information doesn't support the conclusion that is made. An informal fallacy occurs when there is a flaw in the reasoning, but not necessarily with the logic. Examples: Formal Fallacy: If a computer turns on, then it is working. The computer is working. The computer turns on.
[General Mathematics] Formal definition of formal definition
2021年1月3日 · I have been studying mathematical logic for quite a while and two terms come and go very often, "formal definition" and "informal definition". From observation, I can roughly say that in a formal definition different symbols are used to represent the mathematical objects, on the other hand in an informal definition what are used are mostly ...