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  2. Munsell color system - Wikipedia

    en.wikipedia.org/wiki/Munsell_color_system

    value, measured vertically on the core cylinder from 0 (black) to 10 (white) Munsell determined the spacing of colors along these dimensions by taking measurements of human visual responses. In each dimension, Munsell colors are as close to perceptually uniform as he could make them, which makes the resulting shape quite irregular.

  3. Cryptocurrency - Wikipedia

    en.wikipedia.org/wiki/Cryptocurrency

    An example paper printable Bitcoin wallet consisting of one Bitcoin address for receiving and the corresponding private key for spending Main article: Cryptocurrency wallet A cryptocurrency wallet is a means of storing the public and private "keys" (address) or seed, which can be used to receive or spend the cryptocurrency. [ 82 ]

  4. Engineering notation - Wikipedia

    en.wikipedia.org/wiki/Engineering_notation

    Engineering notation or engineering form (also technical notation) is a version of scientific notation in which the exponent of ten is always selected to be divisible by three to match the common metric prefixes, i.e. scientific notation that aligns with powers of a thousand, for example, 531×10 3 instead of 5.31×10 5 (but on calculator displays written without the ×10 to save space).

  5. Ethereum - Wikipedia

    en.wikipedia.org/wiki/Ethereum

    Ether (ETH) is the cryptocurrency generated in accordance with the Ethereum protocol as a reward to validators in a proof-of-stake system for adding blocks to the blockchain. Ether is represented in the state as an unsigned integer associated with each account, this being the account's ETH balance denominated in wei (10 18 wei = 1 ether).

  6. List of chemical elements - Wikipedia

    en.wikipedia.org/wiki/List_of_chemical_elements

    Like the periodic table, the list below organizes the elements by the number of protons in their atoms; it can also be organized by other properties, such as atomic weight, density, and electronegativity. For more detailed information about the origins of element names, see List of chemical element name etymologies.

  7. Haryana - Wikipedia

    en.wikipedia.org/wiki/Haryana

    Haryana (/ h ʌr i ˈ ɑː n ə /; Hindi: [ɦəɾɪˈjɑːɳɑː]; ISO: Hariyāṇā) is an Indian state located in the northern part of the country. It was carved out after the linguistic reorganisation of Punjab on 1 November 1966.

  8. Chi-squared distribution - Wikipedia

    en.wikipedia.org/wiki/Chi-squared_distribution

    The distribution was independently rediscovered by the English mathematician Karl Pearson in the context of goodness of fit, for which he developed his Pearson's chi-squared test, published in 1900, with computed table of values published in (Elderton 1902), collected in (Pearson 1914, pp. xxxi–xxxiii, 26–28, Table XII).

  9. Oxygen - Wikipedia

    en.wikipedia.org/wiki/Oxygen

    It is a member of the chalcogen group in the periodic table, a highly reactive nonmetal, and a potent oxidizing agent that readily forms oxides with most elements as well as with other compounds. Oxygen is the most abundant element in Earth's crust , and the third-most abundant element in the universe after hydrogen and helium .