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  2. Hinge theorem - Wikipedia

    en.wikipedia.org/wiki/Hinge_theorem

    The hinge theorem holds in Euclidean spaces and more generally in simply connected non-positively curved space forms.. It can be also extended from plane Euclidean geometry to higher dimension Euclidean spaces (e.g., to tetrahedra and more generally to simplices), as has been done for orthocentric tetrahedra (i.e., tetrahedra in which altitudes are concurrent) [2] and more generally for ...

  3. Theon of Alexandria - Wikipedia

    en.wikipedia.org/wiki/Theon_of_Alexandria

    Theon was the father of the mathematician Hypatia, who succeeded him as head of his school [5] Theon dedicated his commentary on the Almagest to a boy named Epiphanius, who may have been his son. [6] Also, in his commentary on the Almagest he states that his daughter Hypatia contributed to Book III of the Almagest stating "the edition having ...

  4. Theodorus of Cyrene - Wikipedia

    en.wikipedia.org/wiki/Theodorus_of_Cyrene

    Theodorus' work is known through a sole theorem, which is delivered in the literary context of the Theaetetus and has been argued alternately to be historically accurate or fictional. [1] In the text, his student Theaetetus attributes to him the theorem that the square roots of the non-square numbers up to 17 are irrational:

  5. Hippocrates of Chios - Wikipedia

    en.wikipedia.org/wiki/Hippocrates_of_Chios

    The major accomplishment of Hippocrates is that he was the first to write a systematically organized geometry textbook, called Elements (Στοιχεῖα, Stoicheia), that is, basic theorems, or building blocks of mathematical theory.

  6. Timeline of geometry - Wikipedia

    en.wikipedia.org/wiki/Timeline_of_geometry

    1912 – Luitzen Egbertus Jan Brouwer presents the Brouwer fixed-point theorem, 1916 – Einstein's theory of general relativity. 1930 – Casimir Kuratowski shows that the three-cottage problem has no solution, 1931 – Georges de Rham develops theorems in cohomology and characteristic classes,

  7. The 60 Best Hinge Prompts That Will Break the Ice in the ...

    www.aol.com/lifestyle/16-best-hinge-prompts...

    Hinge. The best way to truly succeed on a dating app is by being transparent. This is one of the best Hinge prompts because it allows you to give your potential suitor a little glimpse of what it ...

  8. Details emerge about the victims of deadly New Orleans attack

    www.aol.com/heres-know-victims-deadly-orleans...

    DiMaio, 25, attended high school in Holmdel, New Jersey, where he played on the lacrosse team, according to a post from his former team. "Billy was a remarkable young man on and off the field ...

  9. WNBA Team Owner Catches Heat For Criticizing Time’s Caitlin ...

    www.aol.com/wnba-team-owner-catches-heat...

    Washington Mystics co-owner Sheila Johnson has garnered backlash after she gave her two cents on the magazine naming Clark its “Athlete of the Year.”