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  2. Lensmeter - Wikipedia

    en.wikipedia.org/wiki/Lensmeter

    13 – Prism scale knob. A lensmeter or lensometer (sometimes even known as focimeter or vertometer), [1] [2] is an optical instrument used in ophthalmology. It is mainly used by optometrists and opticians to measure the back or front vertex power of a spectacle lens and verify the correct prescription in a pair of eyeglasses, to properly ...

  3. List of Martin Gardner Mathematical Games columns - Wikipedia

    en.wikipedia.org/wiki/List_of_Martin_Gardner...

    List of Martin Gardner Mathematical Games columns Over a period of 24 years (January 1957 – December 1980), Martin Gardner wrote 288 consecutive monthly "Mathematical Games" columns for Scientific American magazine. During the next 51⁄2 years, through June 1986, Gardner wrote 9 more columns, bringing his total to 297.

  4. List of Cyberchase episodes - Wikipedia

    en.wikipedia.org/wiki/List_of_Cyberchase_episodes

    The "Web Adventures" webisodes page was still up in December 2012, but as of March 8, 2014, it was changed into a redirect to the Math Games page introduced in 2011. [20] Season 1 (2002) [ edit ]

  5. Pokémon cards can fetch hundreds. This card collector gives ...

    www.aol.com/pok-mon-card-collector-coolest...

    YouTuber Ross “Coop” Cooper gives out popular Pokémon cards to kids and adults who love the game like he does.

  6. Today's Wordle Answer, Hint for #1107 on Sunday, June ... - AOL

    www.aol.com/todays-wordle-answer-hint-1107...

    If you’re stuck on today’s Wordle answer, we’re here to help—but beware of spoilers for Wordle 1107 ahead. Let's start with a few hints.

  7. List of unsolved problems in mathematics - Wikipedia

    en.wikipedia.org/wiki/List_of_unsolved_problems...

    List of unsolved problems in mathematics Many mathematical problems have been stated but not yet solved. These problems come from many areas of mathematics, such as theoretical physics, computer science, algebra, analysis, combinatorics, algebraic, differential, discrete and Euclidean geometries, graph theory, group theory, model theory, number theory, set theory, Ramsey theory, dynamical ...

  8. Sennacherib's Annals - Wikipedia

    en.wikipedia.org/wiki/Sennacherib's_Annals

    Sennacherib's Annals are the annals of the Assyrian king Sennacherib. They are found inscribed on a number of artifacts, and the final versions were found in three clay prisms inscribed with the same text: the Taylor Prism is in the British Museum, the Oriental Institute Prism in the Oriental Institute of Chicago, and the Jerusalem Prism is in ...

  9. List of important publications in mathematics - Wikipedia

    en.wikipedia.org/wiki/List_of_important...

    This book led to the investigation of modern game theory as a prominent branch of mathematics. This work contained the method for finding optimal solutions for two-person zero-sum games.