Aspects of this topic are discussed in the following places at Britannica.
The logical period of Indian thought began with the Kusanas (1st–2nd centuries). Gautama (author of the Nyāya-sūtras; probably flourished at the beginning of the Christian Era) and his 5th-century commentator Vātsyāyana established the foundations of the Nyāya as a school almost exclusively preoccupied with logical and epistemological issues. The...
in Indian philosophy: The “Nyāya-sūtras” )The Nyāya-sūtras probably were composed by Gautama or Akṣapāda about the 2nd century bc, though there is ample evidence that many sūtras were subsequently interpolated.
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