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  2. Transport-of-intensity equation - Wikipedia

    en.wikipedia.org/wiki/Transport-of-Intensity...

    The transport-of-intensity equation (TIE) is a computational approach to reconstruct the phase of a complex wave in optical and electron microscopy. [1] It describes the internal relationship between the intensity and phase distribution of a wave. [2] The TIE was first proposed in 1983 by Michael Reed Teague. [3]

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  4. Digital textbook - Wikipedia

    en.wikipedia.org/wiki/Digital_Textbook

    Digital textbooks may also be known as e-textbooks or e-texts. Digital textbooks are a major component of technology-based education reform. They may serve as the texts for a traditional face-to-face class, an online course or degree, or massive open online courses (MOOCs). As with physical textbooks, digital textbooks can be either rented for ...

  5. Wikibooks - Wikipedia

    en.wikipedia.org/wiki/Wikibooks

    Growth of the eight largest Wikibooks sites (by language), July 2003–January 2010. Wikibooks (previously called Wikimedia Free Textbook Project and Wikimedia-Textbooks) is a wiki-based Wikimedia project hosted by the Wikimedia Foundation for the creation of free content digital textbooks and annotated texts that anyone can edit.

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  7. The Magic School Bus (book series) - Wikipedia

    en.wikipedia.org/wiki/The_Magic_School_Bus_(book...

    The Magic School Bus is a series of children's books about science, written by Joanna Cole and illustrated by Bruce Degen.Designed for ages 6-9, they feature the antics of Ms. Valerie Felicity Frizzle and her class, who board a sentient anthropomorphic mini school bus which takes them on field trips to impossible locations, including the solar system, clouds, the past, and the human body.

  8. 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 ...

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