GENERAL KNOWLEDGE

Detailed explanation-1: -Note:The Upanishads are very comprehensive and extensively written. It thus can become hard to draw lines of what it really is about. But the central theme is always philosophical and hence, we can say they are books on philosophy.

Detailed explanation-2: -Complete answer: The Upanishads are considered as major philosophical-religious texts of Hinduism.

Detailed explanation-3: -The Sanskrit term Upaniṣad (from upa “by” and ni-ṣad “sit down") translates to “sitting down near", referring to the student sitting down near the teacher while receiving spiritual knowledge. (Gurumukh) Other dictionary meanings include “esoteric doctrine” and “secret doctrine".

Detailed explanation-4: -Written sometime between 1904 and 1906, during the latter part of his stay in Baroda, The Philosophy of the Upanishads, though left incomplete by the author, represents an early stage of Sri Aurobindo’s thinking on the most important scriptures of Vedanta philosophy.

Detailed explanation-5: -The foundational texts of this school are the Brahma Sutras and the early Upanishads from the 1st millennium BCE. Its first great consolidator was the 8th century scholar Adi Shankara, who continued the line of thought of the Upanishadic teachers, and that of his teacher’s teacher Gaudapada.