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The second section is the most expensive section of the entire motorway due to unfavourable terrain, requiring the construction of many tunnels and bridges. [citation needed] Belgrade Waterfront: Belgrade: 2014: In progress: $3.5 billion: An urban renewal development project. [citation needed] Serbia-Hungary: Budapest–Belgrade railway ...
Project 1956–present $425 billion 2006 $425 billion $642 billion Interstate Highway System: 1992–2006 $14.6 billion [1] [2] 1982 $8.08 billion $25.5 billion Big Dig, Boston, Massachusetts: 2000–2022 $1.4 billion [3] 2022 I-5 - SR 16 Tacoma/Pierce County HOV Program, Tacoma, Washington (Interstate 5 in Washington) 2002–2013 $6.5 billion [4]
The Clay Mathematics Institute officially designated the title Millennium Problem for the seven unsolved mathematical problems, the Birch and Swinnerton-Dyer conjecture, Hodge conjecture, Navier–Stokes existence and smoothness, P versus NP problem, Riemann hypothesis, Yang–Mills existence and mass gap, and the Poincaré conjecture at the ...
11.6 [5] 13 2012 2022 HK$90.7 billion [5] La Línea Tunnel: Tunnel (road) Colombia: Cordillera Central: 0.27 [6] 0.31 2009 2020 Cross-section of the tunnel: Thameslink Programme: Commuter rail upgrade United Kingdom: Southeast England 8.97 [7] 10.4 2009 2020 Blackfriars Underground station work site (GBP7bn) [7] Alaskan Way Viaduct replacement ...
This machine used the decimal number system and was powered by cranking a handle. The British government was interested, since producing tables was time-consuming and expensive and they hoped the difference engine would make the task more economical. [7] In 1823, the British government gave Babbage £1700 to start work on the project.
#8. 2016 Rio de Janeiro Summer Games. Cost (in 2021 dollars): $13 billion. When Rio de Janeiro was awarded the 2016 Olympic Games in 2009, it was an opportunity to show the world Brazil's growth ...
The largest private real estate development project in the US is well underway, and many people still don't even know about it. Called Hudson Yards, the development will take over a massive 17 ...
The history of mathematics deals with the origin of discoveries in mathematics and the mathematical methods and notation of the past.Before the modern age and the worldwide spread of knowledge, written examples of new mathematical developments have come to light only in a few locales.