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The missing square puzzle is an optical illusion used in mathematics classes to help students reason about geometrical figures; or rather to teach them not to reason using figures, but to use only textual descriptions and the axioms of geometry. It depicts two arrangements made of similar shapes in slightly different configurations.
Divide and choose (also Cut and choose or I cut, you choose) is a procedure for fair division of a continuous resource, such as a cake, between two parties. It involves a heterogeneous good or resource ("the cake") and two partners who have different preferences over parts of the cake (both want as much of it as possible).
1 Kings 3:16–28 recounts that two mothers living in the same house, each the mother of an infant son, came to Solomon. One of the babies had been smothered, and each claimed the remaining boy as her own. Calling for a sword, Solomon declared his judgment: the baby would be cut in two, each woman to receive half.
Sometimes the cutting of the assistant is emphasised by sawing between the two halves of the box before sliding the dividers into place. Catches are released to allow the table to be separated into two halves along with the box. The halves are parted and the assistant thus appears to have been cut into two completely disconnected pieces.
Mexico 1861 8 reales stamp, quartered for use as 2 reales value, with San Luis Potosí cancellation [1]. Bisects and splits refer to postage stamps that have been cut in part, most commonly in half, but also other fractions, and postally used for the proportionate value of the entire stamp, such as a two cent stamp cut in half and used as a one cent stamp. [2]
Flat Stanley with a shop owner in Kano, Nigeria. The Flat Stanley Project's popularity increased in the 2000s after it received increased media attention. [1] [2]Similar to the travelling gnome prank, [8] [10] photos of Flat Stanley began to appear in the news media and on social media sites with the cut-out doll pictured in increasingly exotic and unusual locales and with various celebrities.
For two cakes, they prove that an EF allocation may not exist when there are 2 agents and each cake is cut into 2 pieces. However, an EF allocation exists when there are 2 agents and one cake is cut into 3 pieces (the least-wanted piece is discarded), or when there are 3 agents and each cake is cut into 2 pieces (one agent is ignored; the ...
A split nut is a nut that is split lengthwise into two pieces (opposed halves) so that its female thread may be opened and closed over the male thread of a bolt or leadscrew. [1] This allows the nut, when open, to move along the screw without the screw turning (or, vice versa, to allow the screw to pass through the nut without turning).