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2. QR code - Wikipedia

   en.wikipedia.org/wiki/QR_Code

   The QR code system was invented in 1994, at the Denso Wave automotive products company, in Japan. [5] [6] [7] The initial alternating-square design presented by the team of researchers, headed by Masahiro Hara, was influenced by the black counters and the white counters played on a Go board; [8] the pattern of position detection was found and determined by applying the least-used ratio (1:1:3 ...

3. List of ISO 639 language codes - Wikipedia

   en.wikipedia.org/wiki/List_of_ISO_639_language_codes

   This table lists all two-letter codes (set 1), one per language for ISO 639 macrolanguage, and some of the three-letter codes of the other sets, formerly parts 2 and 3. Entries in the Scope column distinguish: Individual language; Collections of related languages; Macrolanguages; The Type column distinguishes: Ancient languages (extinct since ...

4. Logarithm - Wikipedia

   en.wikipedia.org/wiki/Logarithm

   Speaking of a number as requiring so many figures is a rough allusion to common logarithm, and was referred to by Archimedes as the "order of a number". [24] The first real logarithms were heuristic methods to turn multiplication into addition, thus facilitating rapid computation.

5. Coupon collector's problem - Wikipedia

   en.wikipedia.org/wiki/Coupon_collector's_problem

   Graph of number of coupons, n vs the expected number of trials (i.e., time) needed to collect them all, E (T ) In probability theory, the coupon collector's problem refers to mathematical analysis of "collect all coupons and win" contests.

6. TSMC - Wikipedia

   en.wikipedia.org/wiki/TSMC

   Since then, the company has continued to grow, albeit subject to the cycles of demand. In 2011, the company planned to increase research and development expenditures by almost 39% to NT$50 billion to fend off growing competition. [28] The company also planned to expand capacity by 30% in 2011 to meet strong market demand. [29]

7. Climate change and insurance in the United States - Wikipedia

   en.wikipedia.org/wiki/Climate_change_and...

   In 2015, the market for catastrophe bonds was estimated to have grown to $25.66 billion, [84] with issuance up by 27% over the previous year after steady growth over the previous three years from approximately $15 billion in 2012, [85] [86] [87] and the size of the market was expected to double over the next several years due to their increased issuance by insurance companies and other ...