As an excellent background on modal logic, these notes are also partly based on a manuscript by schmitt sch03 and the book by hughes and cresswell hc96. Propositional modal logic any complete system of logic needs at least three components. An introduction to modal logic i introduction and historical remarks marco cerami palack y university in olomouc department of computer science olomouc, czech republic. A modal is an expression like necessarily or possibly that is used to qualify the truth of a judgement. Narrowly construed, modal logic studies reasoning that involves the use of the expressions necessarily and possibly. The main text for the course is brian chellas modal logic. A new introduction to modal logic george edward hughes.
A new introduction to modal logic available for download and read online in other formats. Modal logic for philosophers designed for use by philosophy students, this book provides an accessible yet technically sound treatment of modal logic and its philosophical applications. These course notes were written for an introduction in modal logic for students in. An introduction to its syntax and semantics amazon site. W is called our universe and elements of w are called worlds r is a relation on w. Tableaux for intuitionistic logic 186 further study 193 9. The book goes into topics earlytruth tables and modal logic, for example. This book is to be read and you can also see how the usefulness of the book modal logic. An open introduction to modal logic boxes and diamonds. This is an advanced 2001 textbook on modal logic, a field which caught the attention of computer scientists in the late 1970s. A short introduction to modal logic, mints the chicago distribution center has reopened and is fulfilling orders. Technical report 7807, department of mathematics, university of amsterdam, 1978. Books notes on modal logic stanford university preface these notes were composed while teaching a class at stanford and studying the work of brian chellas modal. However, the term modal logic is used more broadly to cover a family of logics with similar rules and a variety of different symbols.
Introduction two main notions of modal logic the logic of modal sentences and modal operators, the logic of relational structures meant as kripke frames. The language of propositional modal logic we will begin our study of modal logic with a basic system called k in honor of the famous logician saul kripke. This book now stands in my list of outstanding books on logic. It covers i basic approaches to logic, including proof theory and especially model theory, ii extensions of standard logic such as modal logic that are important in philosophy, and iii some elementary philosophy of logic. This text takes the unique approach of teaching logic through intellectual history. Thus, whenever we say modal logic, we always mean propositional unimodal logic, modal logics without quanti. Lewiss pioneering work starting in 1912, with the first systems devised in 1918, to s.
Basic concepts in modal logic1 stanford university. Oclcs webjunction has pulled together information and resources to assist library staff as they consider how to handle coronavirus. The book a short introduction to modal logic, grigori mints is published by center for the study of language and information. A concise introduction to logic is an introduction to formal logic suitable for undergraduates taking a general education course in logic or critical thinking, and is accessible and useful to any interested in gaining a basic understanding of logic. October 5, 2004 1 introduction this short tutorial had its genesis in a coincidence of two events. This text takes the unique approach of teaching logic through intellectual.
This book presupposes that readers know the attractions and power of this approach, including the notions of logical syntax, semantics, proof, and metatheory of formal systems. Introduction to logic put as simply as possible, logic is the study of constructing and deconstructing an argument that something is true or false. An introduction pdf format for free to read online. Smiths superb entrypoint an introduction to formal logic and the lovely logic, a very short introduction by graham priest 2. The following is a brief summary of propositional logic, intended only as a.
The main goal of the corse is to understand the basic techniques, results and applications of neighborhood semantics for modal logic and to understand the exact relationship with the standard relational semantics. Informal logic includes general critical reasoning, informal fallacies, and nonsymbolic evaluations of validity. A set of consistent rules are established, and applying those rules to any particular argument determines whether. Chellas pdf online free download info about modal logic. Reliable information about the coronavirus covid19 is available from the world health organization current situation, international travel.
An introduction to modal logic and a companion to modal logic. Jan 21, 20 a brief, intuitive introduction to the basic concepts of modal logic. Chapters 1,2,3 and 5 have been distributed in class. Download pdf a new introduction to modal logic free. Further background on modal logic can be found in the book by fitting and mendelsohn fm99. An introduction cambridge university press, 1980, which is entirely available in pdf form on courseworks section class files, folder shared files. An introduction to modal logic i introduction and historical. The language l plphas the following list of symbols as alphabet.
A concise introduction to logic open suny textbooks. Modal operators 323 nontruthfunctionality 323 modal and nonmodal propositions. A nice introduction to modal logic though somewhat outdated. A new textbook on modal logic providing a modern introduction to modal logic. A brief introduction to modal logic introduction consider. The primary goal is to provide students in philosophy 370 at the university of maryland, college park. A quick introduction to modal logic, part 1 youtube. They have incorporated all the new developments that have taken place since 1968 in both modal propositional logic and modal predicate logic, without sacrificing tha clarity of exposition and approachability that were essential features of their. The intended course is a short one, and these notes will cover only the. Notes on modal logic notes for phil370 eric pacuit october 22, 2012 these short notes are intended to introduce some of the basic concepts of modal logic. Introduction to modal and temporal logics 6 december 2007 15. A brief, intuitive introduction to the basic concepts of modal logic.
They have incorporated all the new developments that have taken place since 1968 in both modal propositional logic and modal predicate logic. Every effort has been made to simplify the presentation by using diagrams in place of more complex mathematical apparatus. In this chapter we recollect some basic facts concerning modal logic, concentrating on completeness theory. A short introduction to modal logic book, 1992 worldcat. Prove some interesting properties of logical consequence. A brief outline of modal predicate logic whether, how far, and in what ways various properties of sentential modal logics carry.
An introduction to modal logic 2009 formosan summer school on logic, language, and computation 29 june10 july, 2009. Modal logic is, strictly speaking, the study of the deductive behavior of the expressions it is necessary that and it is possible that. Each member of the family results from strengthening k in some way. A view of its evolution 5 was a variable neither always true nor always false. This book is an introduction to logic for students of contemporary philosophy. A new introduction to modal logic is an entirely new work, completely rewritten by the authors. An introduction to its syntax and semantics 9780195366570. An introduction to modal logic for my phil478p course. Download pdf a new introduction to modal logic book full free. The most straightforward way of constructing a modal logic is to add to some standard nonmodal logical system a new. Modal logic extends classical logic with the ability to express not only p is true, but. Reductio ad absurdum tests 315 summary 320 6 modal propositional logic 323 1.
A concise introduction to logic open textbook library. Neighborhood semantics for modal logic an introduction. Researchers in areas ranging from economics to computational linguistics have since realised its worth. Introduction to modal and temporal logics 6 december 2007 3 logic syntax and semantics or calculus syntax. Covers propositional modal logic only, but has a very complete discussion of the various systems that come between k and s5. The chellas text in uenced me the most, though the order of presentation is inspired more by goldblatt. An introduction to modal logic geared towards philosophy students. On the degree of incompleteness in modal logic and the covering relations in the lattice of modal logics. Mints presents both semantic and syntactic features of modal logic and illustrates them by detailed analysis of the three bestknown and mostoftensited modal systems, s5, s4, and t. This is a succinct introduction to modern modal logic suitable for introductory courses.
Numerous and frequentlyupdated resource results are available from this search. K serves as the foundation for a whole family of systems. Modal logic, formal systems incorporating modalities such as necessity, possibility, impossibility, contingency, strict implication, and certain other closely related concepts. Pdf a new introduction to modal logic download full. Modern origins of modal logic stanford encyclopedia of. Copis introduction to logic, while undoubtedly very good, and used in many logic. However, the term modal logic may be used more broadly for a family of. Modal logic can be characterized as the logic of necessity and possibility of must be and may be and related concepts.
An introduction to modal logic geared to wards philosophy students. Another introductory formal text that places fairly high demands on the reader. A short introduction to modal logic stanford university. This longawaited book replaces hughes and cresswells two classic studies of modal logic. Tarskis introduction to logic, a jewel, followed by p. In semantics theory that many linguists work on, modal logic helps a lot. A new textbook on modal logic still in draft form provides a modern introduction to modal logic. The choice of logical connectives depends on the development of propositional logic one wants to follow. Modal logic is an extension of classic propositional and predicate logic that allows the use of modal operators. A new introduction to modal logic is an entirely new work, completely rewritten by the authors to incorporate all the new developments that have taken places since 1968 both in modal propositional logical and modal predicate logic, but without sacrificing the clarity of exposition and approachability that were essential features of the earlier. They have incorporated all the new developments that have taken place since 1968 in both modal. As we discussed in the introduction we are interested in modeling situations were we need to. Aug 28, 20 an introduction to modal logic for my phil478p course.
I was sorting through a pile of notes dating from the time when i was engaged as a professional logician 4. It covers i basic approaches to logic, including proof theory and especially model theory, ii extensions of standard logic such as modal logic that are important in philosophy, and. The emergence of modern modal logic until the late 1950s. The scope of this entry is the recent historical development of modal logic, strictly understood as the logic of necessity and possibility, and particularly the historical development of systems of modal logic, both syntactically and semantically, from c. Introduction to logic is the equivalent of a traditional, introductorylevel college logic course, and covering both informal and formal patterns of reasoning.
536 1527 1425 879 298 386 1503 1292 951 252 295 110 856 1457 683 237 356 1390 383 803 881 260 1045 338 1357 1292 151 763 1109 865 84 802 1032 1446