Jainism: Theory of Reality; Saptabhanginaya; Bondage and Liberation.
Schools of Buddhism: Prati-tyasamutpa-da; Ksanikavada, Naira-tmyava-da
Nyaya- Vais’esika: Theory of Categories; Theory of Appearance; Theory of Prama-na; Self, Liberation; God; Proofs for the Existence of God; Theory of Causation; Atomistic Theory of Creation.
Sa-mkhya: Prakrti; Purusa; Causation; Liberation
Yoga: Citta; Cittavrtti; Klesas; Samadhi; Kaivalya.
Mima-msa-: Theory of Knowledge
Schools of Veda-nta: Brahman; I-s’vara; A-tman; Jiva; Jagat; Ma-ya-; Avidya-; Adhya-sa; Moksa; Aprthaksiddhi; Pancavidhabheda
Aurobindo: Evolution, Involution; Integral Yoga.
Plato and Aristotle: Ideas; Substance; Form and Matter; Causation; Actuality and Potentiality.
Rationalism (Descartes, Spinoza, Leibniz): Cartesian Method and Certain Knowledge; Substance; God; Mind-Body Dualism; Determinism and Freedom.
Empiricism (Locke, Berkeley, Hume): Theory of Knowledge; Substance and Qualities; Self and God; Scepticism.
Kant: Possibility of Synthetic a priori Judgments; Space and Time; Categories; Ideas of Reason; Antinomies; Critique of Proofs for the Existence of God
Hegel: Dialectical Method; Absolute Idealism
Moore, Russell and Early Wittgenstein: Defence of Commonsense; Refutation of Idealism; Logical Atomism; Logical Constructions; Incomplete Symbols; Picture Theory of Meaning; Saying and Showing.
Logical Positivism: Verification Theory of Meaning; Rejection of Metaphysics; Linguistic Theory of Necessary Propositions.
Later Wittgenstein: Meaning and Use; Language-games; Critique of Private Language.
Phenomenology (Husserl): Method; Theory of Essences; Avoidance of Psychologism.
Existentialism (Kierkegaard, Sartre, Heidegger): Existence and Essence; Choice, Responsibility and Authentic Existence; Being-in-the –world and Temporality.
Quine and Strawson: Critique of Empiricism; Theory of Basic Particulars and Persons.