ILC 1 expanded class yy

      yy    philosophy 

yy	philosophy, wisdom
yy8  [V]	about topic
yy9  [:]	school
yy9g	Greek philosophy
yy9ge	pre-Socratic philosophy
yy9gg	pythagoreanism
yy9gh	sophism
yy9gj	cynicism
yy9gl	Plato, Platonism
yy9gm	Aristotle, Aristotelism
yy9go	Pyrrhonian skepticism
yy9gr	Epicureanism
yy9gs	stoicism
yy9gv	neoplatonism
yy9m	modern Western philosophy
yy9md	rationalism including Descartes, Spinoza, Leibniz
yy9me	empiricism including Hobbes, Hume
yy9mh	Enlightenment philosophy
yy9mi	German idealism including Kant, Fichte, Schelling, Hegel
yy9mm	dialectical materialism, historical materialism, socialism, communism including Marx, Engels
yy9mn	utilitarianism including Bentham, Stuart Mill
yy9mo	existentialism including Kierkegaard, Sartre
yy9mp	phenomenology including Husserl
yy9mq	hermeneutics including Heidegger, Gadamer
yy9mr	logicism including Frege
yy9ms	logical positivism incl Vienna Circle, logical atomism, Wittgenstein
yy9mt	structuralism
yy9mu	critical theory including Habermas, Frankfurt School, Foucault
yy9mw	continental philosophy
yy9mx	postmodernism
yy9my	analytic philosophy
yye	epistemology
yyg	philosophical logic  « yy8a yma
yym	metaphysics, ontology
yyr	moral philosophy, ethics
yyt	political philosophy  « yy8t
yyx	aesthetics

or

Facets key
0  under aspect      
1  at time           
2  in place          
3  through process   
4  made of element   
5  with organ        
6  from origin       
7  to destination    
8  like pattern      
9  of kind