\relax \bibstyle{named} \citation{Poole-Preferring-Most-Specific-1985} \citation{Simari-Loui-Defeasible-Reasoning-1992} \citation{Stolzenburg-etal-Computing-Specificity-2003} \citation{Simari-Loui-Defeasible-Reasoning-1992} \@writefile{toc}{\contentsline {section}{\numberline {1}Introduction}{5}} \newlabel{section where the requirement on being model-theoretic is given}{{1}{5}} \citation{Stolzenburg-etal-Computing-Specificity-2003} \citation{Chesnevar-etal-Relating-Deafeasible-2003} \citation{Kow74} \citation{Prolog} \@writefile{toc}{\contentsline {section}{\numberline {2}Basic Notions and Notation}{6}} \@writefile{toc}{\contentsline {subsection}{\numberline {2.1}Specifying Rules and their Theories}{6}} \newlabel{section Specifying Rules and their Theories}{{2.1}{6}} \newlabel{definition literal}{{2.2}{6}} \newlabel{definition derivation}{{2.3}{6}} \citation{wgjsc} \citation{wirthdiss} \citation{wirthdiss} \citation{wirth-jsc} \@writefile{toc}{\contentsline {subsection}{\numberline {2.2}Secondary Aspects of our Logic}{7}} \newlabel{section secondary aspects}{{2.2}{7}} \newlabel{remark negation}{{2.4}{7}} \newlabel{definition contradictory}{{2.5}{7}} \newlabel{remark weakness of our logic}{{2.6}{7}} \citation{Stolzenburg-etal-Computing-Specificity-2003} \@writefile{toc}{\contentsline {subsection}{\numberline {2.3}Global Parameters for the Given Specification}{8}} \newlabel{subsection Global Parameters for a Given Specification}{{2.3}{8}} \@writefile{toc}{\contentsline {subsection}{\numberline {2.4}Formalization of Arguments}{8}} \newlabel{section Formalization of Arguments}{{2.4}{8}} \newlabel{section definition argument}{{2.4}{8}} \newlabel{definition argument}{{2.7}{8}} \newlabel{remark non-ground arguments}{{2.8}{8}} \newlabel{note on no literals in Pi G}{{3}{8}} \citation{Stolzenburg-etal-Computing-Specificity-2003} \citation{Chesnevar-etal-Relating-Deafeasible-2003} \newlabel{remark non-minimal arguments}{{2.9}{9}} \@writefile{toc}{\contentsline {subsection}{\numberline {2.5}Quasi-Orderings}{9}} \newlabel{subsection Quasi-Orderings}{{2.5}{9}} \newlabel{corollary quasi-orderings}{{2.10}{9}} \citation{Poole-Preferring-Most-Specific-1985} \citation{Poole-Preferring-Most-Specific-1985} \@writefile{toc}{\contentsline {section}{\numberline {3}Motivating Examples}{10}} \newlabel{section Some Standard Examples}{{3}{10}} \newlabel{section example poole 1 precisely}{{3}{10}} \newlabel{section example poole 2}{{3}{10}} \newlabel{section example poole 3}{{3}{10}} \newlabel{section example lovely one}{{3}{10}} \newlabel{example poole 1 precisely}{{3.1}{10}} \newlabel{example poole 2}{{3.2}{10}} \citation{Poole-Preferring-Most-Specific-1985} \newlabel{example poole 3}{{3.3}{11}} \newlabel{example lovely one}{{3.4}{11}} \citation{lambert-1764} \@writefile{toc}{\contentsline {section}{\numberline {4}Toward an Intuitive Notion of Specificity}{12}} \newlabel{section Toward an Intuitive Notion of Specificity}{{4}{12}} \@writefile{toc}{\contentsline {subsection}{\numberline {4.1}The Common-Sense Concept of Specificity}{12}} \@writefile{toc}{\contentsline {subsection}{\numberline {4.2}Arguments as an Intuitive Abstraction}{12}} \newlabel{subsection Arguments}{{4.2}{12}} \@writefile{toc}{\contentsline {subsection}{\numberline {4.3}The Intuitive R\^ole\ of Activation Sets in the Definition of Specificity}{13}} \newlabel{subsection Activation Sets}{{4.3}{13}} \@writefile{toc}{\contentsline {subsubsection}{\numberline {4.3.1}Modulo Which Theory are Activation Sets to be Compared?}{13}} \@writefile{toc}{\contentsline {subsubsection}{\numberline {4.3.2}A first Sketch of a Notion of Specificity}{14}} \newlabel{section where our first sketch of a notion of specificity is}{{4.3.2}{14}} \@writefile{toc}{\contentsline {subsection}{\numberline {4.4}Isolation of the Defeasible Parts of a Derivation}{15}} \@writefile{toc}{\contentsline {subsubsection}{\numberline {4.4.1}Isolation of Actual Defeasible Parts in And-Trees}{15}} \newlabel{subsubsection Precise Isolation in And-Trees}{{4.4.1}{15}} \newlabel{section DefTree}{{4.4.1}{15}} \newlabel{DefTree}{{4.1}{15}} \citation{Stolzenburg-etal-Computing-Specificity-2003} \@writefile{toc}{\contentsline {subsubsection}{\numberline {4.4.2}A first approximation of Activation Sets}{16}} \newlabel{section A first approximation of Activation Sets}{{4.4.2}{16}} \@writefile{toc}{\contentsline {subsubsection}{\numberline {4.4.3}Growth of the Defeasible Parts toward the Leaves}{16}} \newlabel{subsubsection Growth of the Defeasible Parts toward the Leaves}{{4.4.3}{16}} \newlabel{note further dissection}{{7}{16}} \citation{Stolzenburg-etal-Computing-Specificity-2003} \citation{Garcia-Simari-Defeasible-2004} \@writefile{toc}{\contentsline {subsubsection}{\numberline {4.4.4}First Effect: Simplified Second Sketch of a Notion of Specificity}{17}} \newlabel{section first effect}{{4.4.4}{17}} \newlabel{section where our second sketch of a notion of specificity is}{{4.4.4}{17}} \@writefile{toc}{\contentsline {subsubsection}{\numberline {4.4.5}Second Effect: Preference of the ``More Concise''}{17}} \newlabel{subsubsection Preference of the ``More Concise''}{{4.4.5}{17}} \newlabel{remark not for defeasible rules}{{4.2}{18}} \citation{Stolzenburg-etal-Computing-Specificity-2003} \citation{Garcia-Simari-Defeasible-2004} \@writefile{toc}{\contentsline {subsubsection}{\numberline {4.4.6}Preference of the ``More Precise''}{19}} \@writefile{toc}{\contentsline {subsubsection}{\numberline {4.4.7}Conclusion on the Preferences}{19}} \citation{Poole-Preferring-Most-Specific-1985} \citation{Poole-Preferring-Most-Specific-1985} \citation{Poole-Preferring-Most-Specific-1985} \citation{Poole-Preferring-Most-Specific-1985} \citation{Poole-Preferring-Most-Specific-1985} \citation{Stolzenburg-etal-Computing-Specificity-2003} \citation{Stolzenburg-etal-Computing-Specificity-2003} \@writefile{toc}{\contentsline {section}{\numberline {5}Requirements Specification of \\Specificity in Positive-Conditional Specification}{20}} \newlabel{section Requirements Specification of Specificity}{{5}{20}} \@writefile{toc}{\contentsline {section}{\numberline {6}Formalizations of Specificity}{21}} \newlabel{section Formalizations of Specificity}{{6}{21}} \@writefile{toc}{\contentsline {subsection}{\numberline {6.1}Activation Sets}{21}} \newlabel{section where the phases are}{{6.1}{21}} \newlabel{section definition activation set}{{6.1}{21}} \newlabel{definition activation set}{{6.1}{21}} \newlabel{corollary simplified activation is activation}{{6.2}{21}} \@writefile{lof}{\contentsline {figure}{\numberline {1}{\ignorespaces And-Tree with Phases 1, 2, 3.{\footnotemark }}}{22}} \newlabel{figure defeasible parts with explicit roots}{{1}{22}} \newlabel{section figureisc}{{6.1}{22}} \citation{Poole-Preferring-Most-Specific-1985} \citation{Stolzenburg-etal-Computing-Specificity-2003} \citation{Poole-Preferring-Most-Specific-1985} \citation{Simari-Loui-Defeasible-Reasoning-1992} \citation{Poole-Preferring-Most-Specific-1985} \@writefile{toc}{\contentsline {subsection}{\numberline {6.2}{\sc Poole}'s Specificity Relation P1; its Minor Corrections P2, P3}{23}} \newlabel{subsection Specificity Relation P1}{{6.2}{23}} \newlabel{DefSpec1}{{6.3}{23}} \newlabel{DefSpec2}{{6.4}{23}} \newlabel{example not well on non-defeasible arguments}{{6.5}{23}} \newlabel{DefSpec}{{6.6}{24}} \newlabel{corollary sub-argument P}{{6.7}{24}} \newlabel{corollary ordering the P}{{6.8}{24}} \newlabel{footnote find a counterexample}{{25}{24}} \citation{Wirth_Stolzenburg_Specificity_2013} \citation{Wirth_Stolzenburg_Specificity_2013} \citation{Wirth_Stolzenburg_Specificity_KR2014} \newlabel{section example P not transitive}{{6.2}{25}} \newlabel{example P not transitive}{{6.9}{25}} \newlabel{lemma P not transitive}{{6.10}{25}} \citation{Poole-Preferring-Most-Specific-1985} \citation{Stolzenburg-etal-Computing-Specificity-2003} \citation{Simari-Loui-Defeasible-Reasoning-1992} \citation{Poole-Preferring-Most-Specific-1985} \citation{Poole-Preferring-Most-Specific-1985} \citation{Stolzenburg-etal-Computing-Specificity-2003} \citation{Simari-Loui-Defeasible-Reasoning-1992} \@writefile{toc}{\contentsline {subsection}{\numberline {6.3}Main Negative Result: Not Transitive!}{26}} \newlabel{theorem P not transitive}{{6.11}{26}} \citation{Simari-Loui-Defeasible-Reasoning-1992} \citation{Simari-Loui-Defeasible-Reasoning-1992} \citation{Simari-Loui-Defeasible-Reasoning-1992} \citation{Simari-Loui-Defeasible-Reasoning-1992} \citation{Simari-Loui-Defeasible-Reasoning-1992} \@writefile{toc}{\contentsline {subsection}{\numberline {6.4}Our Novel Specificity Ordering CP1}{27}} \newlabel{subsection Our Novel Specificity Ordering CP}{{6.4}{27}} \newlabel{definition CP specificity}{{6.12}{27}} \newlabel{corollary sub-argument CP}{{6.13}{28}} \newlabel{theorem CP quasi-ordering}{{6.14}{28}} \newlabel{corollary wellfounded}{{6.15}{28}} \@writefile{toc}{\contentsline {subsection}{\numberline {6.5}Relation between the Specificity Relations P3 and CP1}{29}} \newlabel{section theorem super quasi-ordering}{{6.5}{29}} \newlabel{theorem super quasi-ordering}{{6.16}{29}} \@writefile{toc}{\contentsline {subsection}{\numberline {6.6}Checking Up the Previous Examples}{30}} \newlabel{section example poole 1 precisely discussion}{{6.6}{30}} \newlabel{section example poole 2 discussion}{{6.6}{30}} \newlabel{section example poole 3 discussion}{{6.6}{30}} \newlabel{section example lovely one discussion}{{6.6}{30}} \newlabel{example poole 1 precisely discussion}{{6.17}{30}} \newlabel{remark technically required emphasis}{{6.18}{30}} \newlabel{example poole 2 discussion}{{6.19}{30}} \newlabel{note continuity advantage}{{31}{30}} \newlabel{example poole 3 discussion}{{6.20}{31}} \newlabel{example lovely one discussion}{{6.21}{31}} \newlabel{note strong reasons}{{32}{31}} \citation{Poole-Preferring-Most-Specific-1985} \citation{Poole-Preferring-Most-Specific-1985} \citation{Poole-Preferring-Most-Specific-1985} \citation{Poole-Preferring-Most-Specific-1985} \newlabel{example P not transitive discussion}{{6.22}{32}} \@writefile{toc}{\contentsline {section}{\numberline {7}Putting Specificity to Test w.r.t.\ Human Intuition}{32}} \newlabel{section Putting Specificity to Test}{{7}{32}} \@writefile{toc}{\contentsline {subsection}{\numberline {7.1}Monotonicity of the Specificity Relations w.r.t.\ Conjunction}{32}} \newlabel{subsection Monotonicity of Preference}{{7.1}{32}} \newlabel{section example poole 6}{{7.1}{32}} \newlabel{example poole 6}{{7.1}{33}} \newlabel{example variation 1 poole 6}{{7.2}{33}} \@writefile{toc}{\contentsline {subsection}{\numberline {7.2}Implementation of the Preference of the ``More Precise''}{34}} \newlabel{section example stolzenburg 2}{{7.2}{34}} \newlabel{section example stolzenburg 3}{{7.2}{34}} \newlabel{variation 2 example poole 6}{{7.3}{34}} \citation{Stolzenburg-etal-Computing-Specificity-2003} \citation{Stolzenburg-etal-Computing-Specificity-2003} \newlabel{example stolzenburg 2}{{7.4}{35}} \newlabel{footnote difference in F crucial two}{{35}{35}} \newlabel{example stolzenburg 3}{{7.5}{36}} \@writefile{toc}{\contentsline {subsection}{\numberline {7.3}Conflict between the ``More Concise'' and the ``More Precise''}{36}} \citation{Stolzenburg-etal-Computing-Specificity-2003} \newlabel{example variation 3 poole 6}{{7.6}{37}} \@writefile{toc}{\contentsline {subsection}{\numberline {7.4}Global Effect matters more than Fine Structure}{37}} \newlabel{section example stolzenburg 1}{{7.4}{37}} \newlabel{example stolzenburg 1}{{7.7}{37}} \citation{Poole-Preferring-Most-Specific-1985} \citation{Simari-Loui-Defeasible-Reasoning-1992} \citation{Stolzenburg-etal-Computing-Specificity-2003} \citation{Stolzenburg-etal-Computing-Specificity-2003} \citation{Poole-Preferring-Most-Specific-1985} \citation{Simari-Loui-Defeasible-Reasoning-1992} \@writefile{toc}{\contentsline {section}{\numberline {8}Efficiency Considerations and\\the Specificity Ordering CP2}{38}} \newlabel{section Efficiency Considerations}{{8}{38}} \@writefile{toc}{\contentsline {subsection}{\numberline {8.1}A Slight Gain in Efficiency}{38}} \newlabel{subsection A Minor Gain of Efficiency}{{8.1}{38}} \@writefile{toc}{\contentsline {subsection}{\numberline {8.2}Comparing Derivations}{38}} \@writefile{toc}{\contentsline {subsubsection}{\numberline {8.2.1}No Pruning Required}{38}} \newlabel{subsubsection No Pruning Required}{{8.2.1}{38}} \@writefile{toc}{\contentsline {subsubsection}{\numberline {8.2.2}Sets of Derivations have to be Compared}{38}} \newlabel{section example a minimal argument with two minimal activation sets}{{8.2.2}{38}} \citation{Gelfond_Przymusinska_1990} \citation{DS96} \citation{BG97b} \citation{Stolzenburg-etal-Computing-Specificity-2003} \citation{Stolzenburg-etal-Computing-Specificity-2003} \citation{Stolzenburg-etal-Computing-Specificity-2003} \newlabel{example a minimal argument with two minimal activation sets}{{8.1}{39}} \@writefile{toc}{\contentsline {subsubsection}{\numberline {8.2.3}Path Criteria?}{39}} \newlabel{subsubsection Path Criteria}{{8.2.3}{39}} \citation{Stolzenburg-etal-Computing-Specificity-2003} \citation{Stolzenburg-etal-Computing-Specificity-2003} \citation{Stolzenburg-etal-Computing-Specificity-2003} \citation{Stolzenburg-etal-Computing-Specificity-2003} \newlabel{better}{{8.4}{40}} \newlabel{example failure}{{8.5}{40}} \@writefile{toc}{\contentsline {subsection}{\numberline {8.3}Toward a More Efficiently Realizable Notion of {\sc Poole}-Style Specificity}{41}} \newlabel{CP2}{{8.3}{41}} \@writefile{toc}{\contentsline {subsubsection}{\numberline {8.3.1}Immediate Activation Sets}{41}} \newlabel{section example CP1 versus CP2}{{8.3.1}{41}} \newlabel{section example a minimal argument with two minimal activation sets discussion}{{8.3.1}{41}} \newlabel{definition inessential}{{8.6}{41}} \newlabel{section definition immediate activation set}{{8.3.1}{43}} \newlabel{definition immediate activation set}{{8.7}{43}} \newlabel{corollary less immediate activation sets}{{8.8}{43}} \newlabel{note omit condition}{{43}{43}} \newlabel{definition CP2 specificity}{{8.10}{44}} \newlabel{corollary sub-argument CP2}{{8.11}{44}} \citation{Wirth_Stolzenburg_Specificity_2013} \newlabel{theorem CP2 quasi-ordering}{{8.14}{45}} \newlabel{example CP1 versus CP2}{{8.15}{45}} \newlabel{example stolzenburg 1 reconsidered}{{8.17}{47}} \newlabel{example a minimal argument with two minimal activation sets discussion}{{8.18}{47}} \@writefile{toc}{\contentsline {subsubsection}{\numberline {8.3.2}Special Cases with Simple Activation-Set Computation}{47}} \newlabel{section Special Case with Simple Activation-Set Computation}{{8.3.2}{47}} \newlabel{theorem no general rules}{{8.19}{47}} \newlabel{corollary disappointing}{{8.20}{48}} \@writefile{toc}{\contentsline {subsubsection}{\numberline {8.3.3}A Step Toward Operationalization of Immediate Activation Sets}{49}} \newlabel{subsubsection Operationalization of Immediate Activation Sets}{{8.3.3}{49}} \newlabel{remark ground conclusions}{{8.21}{51}} \newlabel{example 1 computation with procedure}{{8.23}{51}} \newlabel{example 2 computation with procedure}{{8.24}{51}} \newlabel{example 3 computation with procedure}{{8.25}{52}} \citation{herbrand-PhD} \citation{herbrand-handbook} \citation{herbrand-handbook} \citation{SR--2009--01} \citation{wirth-heijenoort} \citation{wirth-heijenoort} \citation{wirth-heijenoort-SEKI} \@writefile{toc}{\contentsline {subsubsection}{\numberline {8.3.4}A Specificity Relation Based on Given And-Trees}{53}} \newlabel{section A Specificity Relation on And-Trees}{{8.3.4}{53}} \citation{Prolog} \newlabel{remark complexity}{{8.28}{55}} \citation{Poole-Preferring-Most-Specific-1985} \citation{Poole-Preferring-Most-Specific-1985} \@writefile{toc}{\contentsline {section}{\numberline {9}Conclusion}{56}} \newlabel{section Conclusion}{{9}{56}} \@writefile{toc}{\contentsline {subsection}{\numberline {9.1}Summary}{56}} \citation{Furbach-etal-AR-in-NL-Question-Answering-2010} \citation{Dung_Acceptability_of_Arguments_1995} \citation{Prakken-Vreeswijk-Logics-for-Defeasible-Argumentation-2002} \citation{Modgil_Prakken_ASPIC_Tutorial_2014} \citation{Modgil_Prakken_ASPIC_Tutorial_2014} \citation{Kern-Isberner-Thimm-Ranking-Semantics-2012} \citation{Besnard-Hunter-Logic-Based-Theory-of-Deductive-Arguments-2001} \citation{Besnard_etal_A_Conditional_Argumentation_Framework_2013} \citation{Furbach-etal-AR-in-NL-Question-Answering-2010} \@writefile{toc}{\contentsline {subsection}{\numberline {9.2}Application Context}{57}} \@writefile{toc}{\contentsline {subsection}{\numberline {9.3}Critical Assessment}{58}} \citation{Poole-Preferring-Most-Specific-1985} \citation{writing-mathematics} \bibdata{herbrandbib} \bibcite{fifthKRninetysix}{\citeauthoryear {Aiello \bgroup \&al.\egroup }{1996}} \bibcite{fourteenthKRfourteen}{\citeauthoryear {Baral \bgroup \&al.\egroup }{2014}} \bibcite{BG97b}{\citeauthoryear {Benferhat \bgroup \&\ \egroup Garcia}{1997}} \citation{DBLP:conf/ecsqaru/1997} \bibcite{Besnard-Hunter-Logic-Based-Theory-of-Deductive-Arguments-2001}{\citeauthoryear {Besnard \bgroup \&\ \egroup Hunter}{2001}} \bibcite{Besnard_etal_A_Conditional_Argumentation_Framework_2013}{\citeauthoryear {Besnard \bgroup \&al.\egroup }{2013}} \citation{seventhSUMthirteen} \bibcite{Chesnevar-etal-Relating-Deafeasible-2003}{\citeauthoryear {Ches{\~n}evar \bgroup \&al.\egroup }{2003}} \bibcite{Prolog}{\citeauthoryear {Clocksin \bgroup \&\ \egroup Mellish}{2003}} \bibcite{DS96}{\citeauthoryear {Dung \bgroup \&\ \egroup Son}{1996}} \citation{fifthKRninetysix} \bibcite{Dung_Acceptability_of_Arguments_1995}{\citeauthoryear {Dung}{1995}} \bibcite{Furbach-etal-AR-in-NL-Question-Answering-2010}{\citeauthoryear {Furbach \bgroup \&al.\egroup }{2010}} \bibcite{handbook-of-the-history-of-logic}{\citeauthoryear {Gabbay{\index {Gabbay, Dov (*1945)}} \bgroup \&\ \egroup Woods}{2004\unhbox \voidb@x \hbox {}{ff.}}} \@writefile{toc}{\contentsline {section}{Acknowledgments}{59}} \@writefile{toc}{\contentsline {section}{References}{59}} \bibcite{DBLP:conf/ecsqaru/1997}{\citeauthoryear {Gabbay{\index {Gabbay, Dov (*1945)}} \bgroup \&al.\egroup }{1997}} \bibcite{handbookofphilosophicallogicsecondedn}{\citeauthoryear {Gabbay}{2002}} \bibcite{Garcia-Simari-Defeasible-2004}{\citeauthoryear {Garc{\'\i }a \bgroup \&\ \egroup Simari}{2004}} \bibcite{Gelfond_Przymusinska_1990}{\citeauthoryear {Gelfond \bgroup \&\ \egroup Przymusinska}{1990}} \bibcite{writing-mathematics}{\citeauthoryear {Gillman}{1987}} \bibcite{review-herbrand-ecrits-logiques}{\citeauthoryear {Goldfarb{\index {Goldfarb, Warren}}}{1970}} \citation{herbrand-ecrits-logiques} \bibcite{heijenoort-source-book}{\citeauthoryear {Heijenoort{\index {Heijenoort, Jean van (1912--1986)}}}{1971}} \bibcite{herbrand-PhD}{\citeauthoryear {Herbran{\index {Herbrand, Jacques (1908--1938)}}d}{1930}} \citation{herbrand-ecrits-logiques} \citation{herbrand-logical-writings} \citation{heijenoort-source-book} \bibcite{herbrand-ecrits-logiques}{\citeauthoryear {Herbran{\index {Herbrand, Jacques (1908--1938)}}d}{1968}} \citation{review-herbrand-ecrits-logiques} \citation{herbrand-logical-writings} \bibcite{herbrand-logical-writings}{\citeauthoryear {Herbran{\index {Herbrand, Jacques (1908--1938)}}d}{1971}} \citation{herbrand-ecrits-logiques} \citation{herbrand-ecrits-logiques} \bibcite{ijcai9}{\citeauthoryear {Joshi}{1985}} \bibcite{Kern-Isberner-Thimm-Ranking-Semantics-2012}{\citeauthoryear {Kern-Isberner \bgroup \&\ \egroup Thimm}{2012}} \citation{twentiethECAItwelve} \bibcite{Kow74}{\citeauthoryear {Kowalski{\index {Kowalski, Robert A. (*1941)}}}{1974}} \citation{IFIP-1974} \bibcite{lambert-1764}{\citeauthoryear {Lambert}{1764}} \bibcite{seventhSUMthirteen}{\citeauthoryear {Liu \bgroup \&al.\egroup }{2013}} \bibcite{Modgil_Prakken_ASPIC_Tutorial_2014}{\citeauthoryear {Modgil \bgroup \&\ \egroup Prakken}{2014}} \bibcite{Poole-Preferring-Most-Specific-1985}{\citeauthoryear {Poole}{1985}} \citation{ijcai9} \bibcite{Prakken-Vreeswijk-Logics-for-Defeasible-Argumentation-2002}{\citeauthoryear {Prakken \bgroup \&\ \egroup Vreeswijk}{2002}} \citation{handbookofphilosophicallogicsecondedn} \bibcite{twentiethECAItwelve}{\citeauthoryear {Raedt \bgroup \&al.\egroup }{2012}} \bibcite{IFIP-1974}{\citeauthoryear {Rosenfeld}{1974}} \bibcite{Simari-Loui-Defeasible-Reasoning-1992}{\citeauthoryear {Simari \bgroup \&\ \egroup Loui}{1992}} \bibcite{Stolzenburg-etal-Computing-Specificity-2003}{\citeauthoryear {Stolzenburg \bgroup \&al.\egroup }{2003}} \bibcite{wgjsc}{\citeauthoryear {Wirth{\index {Wirth, Claus-Peter (*1963)}} \bgroup \&\ \egroup Gram{\discretionary {-}{}{}}li{\index {Gramlich, Bernhard (1959--2014)}}ch}{1994}} \bibcite{Wirth_Stolzenburg_Specificity_2013}{\citeauthoryear {Wirth{\index {Wirth, Claus-Peter (*1963)}} \bgroup \&\ \egroup Stolzenburg}{2013}} \bibcite{Wirth_Stolzenburg_Specificity_KR2014}{\citeauthoryear {Wirth{\index {Wirth, Claus-Peter (*1963)}} \bgroup \&\ \egroup Stolzenburg}{2014}} \citation{fourteenthKRfourteen} \citation{Wirth_Stolzenburg_Specificity_2013} \bibcite{herbrand-handbook}{\citeauthoryear {Wirth{\index {Wirth, Claus-Peter (*1963)}} \bgroup \&al.\egroup }{2009}} \citation{handbook-of-the-history-of-logic} \bibcite{SR--2009--01}{\citeauthoryear {Wirth{\index {Wirth, Claus-Peter (*1963)}} \bgroup \&al.\egroup }{2014}} \bibcite{wirthdiss}{\citeauthoryear {Wirth{\index {Wirth, Claus-Peter (*1963)}}}{1997}} \bibcite{wirth-jsc}{\citeauthoryear {Wirth{\index {Wirth, Claus-Peter (*1963)}}}{2009}} \bibcite{wirth-heijenoort}{\citeauthoryear {Wirth{\index {Wirth, Claus-Peter (*1963)}}}{2012}} \bibcite{wirth-heijenoort-SEKI}{\citeauthoryear {Wirth{\index {Wirth, Claus-Peter (*1963)}}}{2014}}