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A list of articles about numbers (not about numerals). Topics include powers of ten, notable integers, prime and cardinal numbers, and the myriad system.
Pennsylvania (/ ˌ p ɛ n s ɪ l ˈ v eɪ n i ə / ⓘ PEN-sil-VAY-nee-ə, lit. ' Penn's forest country '), officially the Commonwealth of Pennsylvania [b] (Pennsylvania Dutch: Pennsylvanie), [7] is a state spanning the Mid-Atlantic, Northeastern, Appalachian, and Great Lakes regions of the United States.
The disaster led to a number of changes in management and exploitation of high-speed rail in China. Despite the fact that speed itself was not a factor in the cause of the accident, one of the major changes was to further lower the maximum speeds in high-speed and higher-speed railways in China, the remaining 350 km/h (217 mph) becoming 300 ...
An amateur radio satellite is an artificial satellite built and used by amateur radio operators.It forms part of the Amateur-satellite service. [1] These satellites use amateur radio frequency allocations to facilitate communication between amateur radio stations.
Selenium is a chemical element; it has the symbol Se and atomic number 34. It has various physical appearances, including a brick-red powder, a vitreous black solid, and a grey metallic-looking form. It has various physical appearances, including a brick-red powder, a vitreous black solid, and a grey metallic-looking form.
In the complex numbers, , there are exactly two numbers, i and −i, that give −1 when squared. In H {\displaystyle \mathbb {H} } there are infinitely many square roots of minus one: the quaternion solution for the square root of −1 is the unit sphere in R 3 . {\displaystyle \mathbb {R} ^{3}.}
A number of yoga texts, such as the Hatha Yoga Pradipika, the Yoga Kundalini and the Yoga Tattva Upanishads, have borrowed from (or frequently refer to) the Yoga Yajnavalkya. [193] It discusses eight yoga asanas (Swastika, Gomukha, Padma, Vira, Simha, Bhadra, Mukta and Mayura), [ 194 ] a number of breathing exercises for body cleansing, [ 195 ...