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Gold is a chemical element; it has the symbol Au (from the Latin word "aurum") and the atomic number 79. In its pure form, it is a bright, slightly orange-yellow, dense, soft, malleable, and ductile metal. Chemically, gold is a transition metal, a group 11 element, and one of the noble metals. It is one of the least reactive chemical elements ...
- Metallic yellow
- COMEX
- 79
- group 11
The golden ratio's negative −φ and reciprocal φ−1 are the two roots of the quadratic polynomial x2 + x − 1. The golden ratio is also an algebraic number and even an algebraic integer. It has minimal polynomial. This quadratic polynomial has two roots, and. The golden ratio is also closely related to the polynomial.
- 1.10011110001101110111...
- 1.9E3779B97F4A7C15...
- 1.618033988749894...
What links here Related changes Upload file Special pages Permanent link Page information Cite this page Get shortened URL Download QR code Statistical subregions as defined by the United Nations Statistics Division This is a list of countries and other inhabited territories of the world by total population, based on estimates published by the United Nations in the 2022 revision of World ...
In mathematics, the gamma function (represented by Γ, the capital letter gamma from the Greek alphabet) is one commonly used extension of the factorial function to complex numbers. The gamma function is defined for all complex numbers except the non-positive integers. For every positive integer n, Γ ( n ) = ( n − 1 ) ! . {\displaystyle ...
Wednesday. (TV series) Wednesday is an American coming-of-age supernatural comedy horror television series based on the character Wednesday Addams by Charles Addams. Created by Alfred Gough and Miles Millar, it stars Jenna Ortega as the titular character, with Gwendoline Christie, Riki Lindhome, Jamie McShane, Hunter Doohan, Percy Hynes White ...
Vietnam,[d][e] officially the Socialist Republic of Vietnam (SRV),[f] is a country at the eastern edge of mainland Southeast Asia, with an area of about 331,000 square kilometres (128,000 sq mi) and a population of over 100 million, making it the world's fifteenth-most populous country. Vietnam shares land borders with China to the north, and ...
Climate change threatens people with increased flooding, extreme heat, increased food and water scarcity, more disease, and economic loss. Human migration and conflict can also be a result. [11] The World Health Organization (WHO) calls climate change the greatest threat to global health in the 21st century. [12]
