RBSE VU Nyaya Darshan study materials
RBSE VU Nyaya Darshan study resources

RBSE VU Nyaya Darshan flashcards

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Nyaya
One of the six astika (orthodox) darshanas, founded by Gautama, emphasizing logic, epistemology, and the attainment of liberation through knowledge of the sixteen padarthas.
Gautama
Also called Akshapada, the traditional founder of Nyaya and author of the Nyaya Sutra, the foundational text of the school.
Astika darshanas
The six orthodox Indian philosophical schools: Nyaya, Vaisheshika, Samkhya, Yoga, Mimamsa, and Vedanta, which accept the authority of the Vedas.
Pramana
The means or instrument of valid cognition (prama). Nyaya accepts four: pratyaksha, anumana, upamana, and shabda.
Pratyaksha
Perception, defined as cognition produced by sense-object contact. It is either nirvikalpaka (indeterminate) or savikalpaka (determinate) and must be non-erroneous.
Anumana
Inference, the knowledge of a sadhya (probandum) through a hetu (reason) based on vyapti (invariable concomitance), e.g., inferring fire from smoke.
Upamana
Comparison or analogy, a pramana that gives knowledge of something through its similarity to a known thing, e.g., knowing a gavaya by its resemblance to a cow.
Shabda
Verbal testimony, knowledge derived from the utterance of a reliable person (apta). It is a valid pramana for Nyaya, especially regarding imperceptible matters.
Prameya
The object of valid knowledge; in Nyaya, the twelve prameyas include atma, sharira, indriya, artha, buddhi, manas, pravrtti, dosha, pretyabhava, phala, dukha, and apavarga.
Sixteen padarthas
The sixteen categories of Nyaya: pramana, prameya, samshaya, prayojana, drishtanta, siddhanta, avayava, tarka, nirnaya, vada, jalpa, vitanda, hetvabhasa, chala, jati, and nigrahasthana.
Bhrama
Error or false cognition, e.g., mistaking a rope for a snake. Nyaya explains it as misapprehension (anyatha-khyati) caused by defective conditions.
Samsaya
Doubt, a state of uncertainty between alternatives, e.g., 'Is this a post or a man?' It arises from common properties, conflicting testimony, or irregular perception.
Paksha
The subject or minor term of an inference, the locus where the sadhya is to be proved, e.g., the hill in 'the hill has fire'.
Hetu
The reason or middle term of an inference, the evidence used to prove the sadhya, e.g., smoke in the inference of fire.
Sadhya
The probandum or major term of an inference, what is to be proved, e.g., fire in the inference from smoke.
Vyapti
Invariable concomitance between hetu and sadhya, e.g., 'wherever smoke, there fire'; it is the basis of valid inference and must be unconditional.
Hetvabhasa
A fallacy of inference, a reason that appears valid but is not. Nyaya lists five: savyabhichara, viruddha, prakaranasama, sadhyasama, and kalatita.
Tarka
Hypothetical reasoning that explores alternatives and shows their absurdity to establish vyapti or remove doubt; it is not a pramana but an aid to inference.
Vada
A legitimate debate aimed at discovering truth (tattva-nirnaya), conducted with a sincere opponent using valid pramanas and proper reasoning.
Jalpa
A debate aimed at victory rather than truth, permitting tactics like chala (quibbling), jati (sophisticated refutation), and nigrahasthana (defeat grounds).
Vitanda
A destructive debate in which one party only attacks the opponent's thesis without establishing a counter-thesis, aiming merely to refute.
Chala
Quibbling, a debate tactic of misinterpreting a statement by taking a word in a different sense; types include vak-chala, samanya-chala, and upacara-chala.
Jati
A sophistical refutation in debate, an argument based on similarity or dissimilarity that attempts to refute the opponent but is not a valid pramana.
Nigrahasthana
A ground of defeat in debate; Nyaya Sutra lists twenty-two, including dropping one's thesis, contradicting it, using a fallacious reason, or failing to answer a valid objection.
Ishvara
God in Nyaya, proved by inference as the intelligent creator of the world, omniscient and omnipotent, and the efficient (not material) cause of the universe.
Apavarga
Liberation in Nyaya, the absolute cessation of suffering and rebirth, attained through right knowledge of the sixteen padarthas and removal of false knowledge.
Nyaya Sutra
The foundational text of Nyaya, attributed to Gautama (Akshapada), consisting of five chapters and 528 sutras covering pramana, prameya, and debate theory.
Vatsyayana
Author of the Nyaya Bhasya, the earliest extant commentary on Gautama's Nyaya Sutra, defending and elaborating Nyaya doctrines.
Udayana
A 10th-century Nyaya philosopher who wrote the Nyaya Kusumanjali, offering eight proofs for the existence of God, and other works like Atma-tattva-viveka.
Gangesha
Author of the Tattva-cintamani (12th–13th century), the foundational text of Navya-Nyaya, which introduced a precise technical language for logic and epistemology.
Navya-Nyaya
The 'new Nyaya' school that began with Gangesha's Tattva-cintamani, known for its formal technical vocabulary and sophisticated analysis of inference and epistemology.
Nyaya and Vaisheshika
Two allied astika schools that merged into the Nyaya-Vaisheshika syncretism; Nyaya emphasizes pramana (logic), Vaisheshika emphasizes padartha (ontology).
Carvaka
The materialistic Indian school that accepts only pratyaksha (perception) as a pramana and denies inference, the self, and liberation; Nyaya refutes its positions.