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  2. National Council of Educational Research and Training

    en.wikipedia.org/wiki/National_Council_of...

    The textbooks are in color-print and are among the least expensive books in Indian book stores. [11] Textbooks created by private publishers are priced higher than those of NCERT. [ 11 ] According to a government policy decision in 2017, the NCERT will have the exclusive task of publishing central textbooks from 2018, and the role of CBSE will ...

  3. Indian mathematics - Wikipedia

    en.wikipedia.org/wiki/Indian_mathematics

    Unlike Vedic mathematics, their works included both astronomical and mathematical contributions. In fact, mathematics of that period was included in the 'astral science' (jyotiḥśāstra) and consisted of three sub-disciplines: mathematical sciences (gaṇita or tantra), horoscope astrology (horā or jātaka) and divination (saṃhitā). [53]

  4. Doubtnut - Wikipedia

    en.wikipedia.org/wiki/Doubtnut

    The app extracts text from the image and tries to match it in its database of questions which are pre-answered, having recorded video solutions. If it finds a match, then the result is provided to the user; otherwise, it asks the user to post their question publicly for tutors available on the platform to provide a video explaining their query.

  5. SWAYAM - Wikipedia

    en.wikipedia.org/wiki/SWAYAM

    The second quadrant is an e-content which could include e-books, illustrations, Case studies, Open source content, reference links, further reading sources, etc. [12] The third quadrant is about clearing students' queries where students can interact with each other and faculty; any student or faculty can answer a student’s question.

  6. Extraneous and missing solutions - Wikipedia

    en.wikipedia.org/wiki/Extraneous_and_missing...

    In mathematics, an extraneous solution (or spurious solution) is one which emerges from the process of solving a problem but is not a valid solution to it. [1] A missing solution is a valid one which is lost during the solution process.

  7. Textbook - Wikipedia

    en.wikipedia.org/wiki/Textbook

    Textbooks written in Pashto distributed to Afghan school children. A textbook is a book containing a comprehensive compilation of content in a branch of study with the intention of explaining it. Textbooks are produced to meet the needs of educators, usually at educational institutions, but also of learners (who could be independent learners ...