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  2. Zebra Puzzle - Wikipedia

    en.wikipedia.org/wiki/Zebra_Puzzle

    The puzzle is often called Einstein's Puzzle or Einstein's Riddle because it is said to have been invented by Albert Einstein as a boy; [1] it is also sometimes attributed to Lewis Carroll. [ 2 ] [ 3 ] However, there is no evidence for either person's authorship, and the Life International version of the puzzle mentions brands of cigarettes ...

  3. Einstein's thought experiments - Wikipedia

    en.wikipedia.org/wiki/Einstein's_thought_experiments

    Einstein's recollections of his youthful musings are widely cited because of the hints they provide of his later great discovery. However, Norton has noted that Einstein's reminiscences were probably colored by a half-century of hindsight. Norton lists several problems with Einstein's recounting, both historical and scientific: [7] 1.

  4. Einstein problem - Wikipedia

    en.wikipedia.org/wiki/Einstein_problem

    Such a shape is called an einstein, a word play on ein Stein, German for "one stone". [ 2 ] Several variants of the problem, depending on the particular definitions of nonperiodicity and the specifications of what sets may qualify as tiles and what types of matching rules are permitted, were solved beginning in the 1990s.

  5. Hole argument - Wikipedia

    en.wikipedia.org/wiki/Hole_argument

    On the basis of this observation, Einstein spent three years searching for non-generally covariant field equations in a frantic race against Hilbert. [5] To be more accurate, Einstein conceived of a situation where the matter distribution is known everywhere outside some closed region of spacetime devoid of matter, the hole.

  6. Puzzle solutions for Tuesday, Aug. 13, 2024

    www.aol.com/puzzle-solutions-tuesday-aug-13...

    SUDOKU. Play the USA TODAY Sudoku Game.. JUMBLE. Jumbles: WINCE JOKER DOCTOR PILLOW. Answer: After the Western Hemisphere was mapped in the early 1500s, it was the — “KNEW” WORLD

  7. Russell–Einstein Manifesto - Wikipedia

    en.wikipedia.org/wiki/Russell–Einstein_Manifesto

    The Russell–Einstein Manifesto, 9 July 1955; Pugwash Conferences on Science and World Affairs; Op-Ed: The 50-Year Shadow by Joseph Rotblat, New York Times, 17 May 2005. Meeting the Russell–Einstein Challenge to Humanity by David Krieger, October 2004. Pugwash and Russell's Legacy by John R. Lenz.

  8. Today’s NYT ‘Strands’ Hints, Spangram and Answers for ...

    www.aol.com/today-nyt-strands-hints-spangram...

    Today's spangram answer on Wednesday, January 15, 2025, is WHALES. What Are Today’s NYT Strands Answers, Word List for Wednesday, January 15? BELUGA. HUMPBACK. BALEEN. BLUE. RIGHT. GRAY. SPERM ...

  9. General relativity priority dispute - Wikipedia

    en.wikipedia.org/wiki/General_relativity...

    Albert Einstein's discovery of the gravitational field equations of general relativity and David Hilbert's almost simultaneous derivation of the theory using an elegant variational principle, [B 1]: 170 during a period when the two corresponded frequently, has led to numerous historical analyses of their interaction.