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atan2(y, x) returns the angle θ between the positive x-axis and the ray from the origin to the point (x, y), confined to (−π, π].Graph of (,) over /. In computing and mathematics, the function atan2 is the 2-argument arctangent.
Atan may refer to: Mathematics. arctangent (atan), a trigonometric function atan2, the two-argument function implementing the arctangent in many computer languages;
Note that C99 and C++ do not implement complex numbers in a code-compatible way – the latter instead provides the class std:: complex. All operations on complex numbers are defined in the <complex.h> header. As with the real-valued functions, an f or l suffix denotes the float complex or long double complex variant of the function.
Nguyễn Xuân Bắc (born August 21, 1976), commonly known by his stage name Xuân Bắc, is a Vietnamese actor, comedian and MC.Starting his career in 1995, he soon became known to the public and professionals with his role as Nui in the TV series Waves at the bottom of the river (Vietnamese: Sóng ở đáy sông), and was also one of the main actors in the political comedy shows Weekend ...
Người Việt Tây Bắc was established in 1986 [2] as a response to the growing need for a local Vietnamese-language press in the Seattle-Tacoma area owing to the influx of Vietnamese refugees in the region.
Việt Bắc (Northern Vietnam) is a region of Vietnam north of Hanoi that served as the Việt Minh's base of support during the First Indochina War (1946–1954).. Việt Bắc is also called the capital of northernmost Vietnam because this area was the location of the headquarters of the Communist Party of Vietnam at the period before the rising against French domination in 1945, and the ...
The first edition of Nguoi Viet Daily News was a four-page publication, printed and distributed on December 15, 1978, in San Diego, California. [ 2 ] 2,000 copies of the first issue, paid for with $4,000 of life savings from the couple's Vietnam War escape, were printed in their garage with the assistance of the other members of their family ...
Bắc Trung Bộ (literally North Central Region, and often translated as North Central Coast) is one of the geographic regions of Vietnam.It consists of six provinces in northern part of Central Vietnam: Thanh Hóa, Nghệ An, Hà Tĩnh, Quảng Bình, Quảng Trị, Huế.