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  2. Joe Cribb - Wikipedia

    en.wikipedia.org/wiki/Joe_Cribb

    Cribb at the Berlin symposium on the Kushans in 2013. Joe Cribb is a numismatist, specialising in Asian coinages, and in particular on coins of the Kushan Empire. [1] His catalogues of Chinese silver currency ingots, and of ritual coins of Southeast Asia were the first detailed works on these subjects in English.

  3. Hong Kong five-dollar coin - Wikipedia

    en.wikipedia.org/wiki/Hong_Kong_five-dollar_coin

    The five-dollar coin is the second-highest-denomination coin of the Hong Kong dollar. It replaced the five-dollar banknote in 1976. It was first issued as a 10-sided coin in 1976, under British rule. The coin was also made of copper-nickel but weighed 10.76 grams, was 31 mm in diameter and 2.08 mm thick.

  4. Monetae cudendae ratio - Wikipedia

    en.wikipedia.org/wiki/Monetae_cudendae_ratio

    Click on image to read the German version.. Copernicus' earliest draft of his essay in 1517 was entitled "De aestimatione monetae" ("On the Value of Coin"). He revised his original notes, while at Olsztyn (Allenstein) in 1519 (which he defended against the Teutonic Knights), as "Tractatus de monetis" ("Treatise on Coin") and "Modus cudendi monetam" ("The Way to Strike Coin").

  5. Glossary of numismatics - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_numismatics

    Precious metals in the form of coins whose market value is determined by metallic content rather than scarcity. bullion value The current market value of the raw precious metal content of a coin. For example, the bullion value for Canadian silver coins minted between 1920 and 1966 is 12 times the face value when silver is $20.00 per troy ounce.

  6. Fifth series of the renminbi - Wikipedia

    en.wikipedia.org/wiki/Fifth_series_of_the_renminbi

    The fifth series of the renminbi is the current coin and banknote series of the Chinese currency, the renminbi. They were progressively introduced since 1999 and consist of ¥0.1, ¥0.5, and ¥1 coins, and ¥1, ¥5, ¥10, ¥20, ¥50, ¥100 notes. The ¥20 banknote is a new denomination, and was added in this series.

  7. Australian five-cent coin - Wikipedia

    en.wikipedia.org/wiki/Australian_five-cent_coin

    Market prices as at June 2018 are about $7/kg for copper and $15/kg for nickel, making the metal content of the 5c coin worth only 2.5c or 50% of its face value (about the same as for a 10c or 20c coin). The production cost of the coin was 12c in 2022. [7] 5c coins are legal tender for amounts not exceeding $5 for any payment of a debt. [8]

  8. Change-making problem - Wikipedia

    en.wikipedia.org/wiki/Change-making_problem

    Coin values can be modeled by a set of n distinct positive integer values (whole numbers), arranged in increasing order as w 1 through w n.The problem is: given an amount W, also a positive integer, to find a set of non-negative (positive or zero) integers {x 1, x 2, ..., x n}, with each x j representing how often the coin with value w j is used, which minimize the total number of coins f(W)

  9. The Quest of the Absolute - Wikipedia

    en.wikipedia.org/wiki/The_Quest_of_the_Absolute

    The Quest of the Absolute (French: La Recherche de l'absolu) is a novel by Honoré de Balzac. [1] The novel first appeared in 1834, with seven chapter-divisions, as a Scène de la vie privée; was published by itself in 1839 by Charpentier; and took its final place as a part of the Comédie in 1845.