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Smaller programmable model with programs up to 49 steps. Version HP-25C was first calculator with "continuous memory". HP-27S: 1988 The first HP pocket calculator to use algebraic notation only rather than RPN. It was a "do all" calculator that included algebraic solver like the HP-18C, statistical, probability and time/value of money ...
Fuller calculator, Fuller-Bakewell model of 1928. The Fuller calculator, sometimes called Fuller's cylindrical slide rule, is a cylindrical slide rule with a helical main scale taking 50 turns around the cylinder. This creates an instrument of considerable precision – it is equivalent to a traditional slide rule 25.40 metres (1,000 inches) long.
The stepped reckoner or Leibniz calculator was a mechanical calculator invented by the German mathematician Gottfried Wilhelm Leibniz (started in 1673, when he presented a wooden model to the Royal Society of London [ 2] and completed in 1694). [ 1] The name comes from the translation of the German term for its operating mechanism, Staffelwalze ...
A 1951 USAF resolution test chart is a microscopic optical resolution test device originally defined by the U.S. Air Force MIL-STD-150A standard of 1951. The design provides numerous small target shapes exhibiting a stepped assortment of precise spatial frequency specimens. It is widely used in optical engineering laboratory work to analyze and ...
The list price, also known as the manufacturer's suggested retail price ( MSRP ), or the recommended retail price ( RRP ), or the suggested retail price ( SRP) of a product is the price at which its manufacturer notionally recommends that a retailer sell the product. [citation needed] Suggested pricing methods may conflict with competition ...
Retatrutide. Retatrutide ( LY-3437943) is an experimental drug for obesity developed by American pharmaceutical company Eli Lilly and Company. It is a triple glucagon hormone receptor agonist ( GLP-1, GIP, and GCGR receptors). [ 1] It has been shown to achieve a more than 17.5% mean weight reduction in adults without diabetes but with obesity ...
Hence, in cases where there is too much uncertainty, they are excluded from the list. Having sold more than 600 million copies worldwide,[ 13] Harry Potter by J. K. Rowling is the best-selling book series in history. The first novel in the series, Harry Potter and the Philosopher's Stone, has sold in excess of 120 million copies, [ 14] making ...
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