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A pinwheel calculator is a class of mechanical calculator described as early as 1685, and popular in the 19th and 20th century, calculating via wheels whose number of teeth were adjustable. These wheels, also called pinwheels, could be set by using a side lever which could expose anywhere from 0 to 9 teeth, and therefore when coupled to a ...
He first tried to build a machine that could multiply automatically while sitting on top of the Pascaline calculator, assuming incorrectly that all the dials on Pascal's calculator could be operated at the same time. Even though this could not be done, it was the first time that a pinwheel was described and used in the drawing of a calculator.
A pinwheel in a Lorenz SZ42 cipher machine with its pins (the small lugs near the center of the image) set to different positions. In mathematics and computer science, the pinwheel scheduling problem is a problem in real-time scheduling with repeating tasks of unit length and hard constraints on the time between repetitions.
Editor’s note: If you or someone you know is struggling with mental health, help is available. Dial or text 988 or visit 988lifeline.org for free and confidential support.. The steps you take ...
The final rankings for the College Football Playoff are days from being released. Here are the bowls that make up the newly formatted CFP.
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Pinwheel (toy), a spinning children's toy; Pinwheel (cryptography), a device for producing a short pseudo-random sequence of bits; Pinwheel (shogi), an opening in the game shogi or Japanese chess; Pinwheel (TV channel), a channel which would later turn into Nickelodeon; Pinwheel, a children's show on Nickelodeon that ran from 1977 to 1984
In shogi, the Pinwheel (風車 kazaguruma) is an uncommon opening with the rook on the bottom rank 9 enabling it to switch between a Ranging Rook and Static Rook attack.. The pinwheel name comes from the way the king is able to rotate around the gold positioned on the 58 square as if it were a wheel.