Nguyen Dinh Ngoc (13 August 1932 – 2 May 2006) was a Vietnamese

Army An army (from Old French ''armee'', itself derived from the Latin verb ''armāre'', meaning "to arm", and related to the Latin noun ''arma'', meaning "arms" or "weapons"), ground force or land force is a fighting force that fights primarily on ...

intelligence officer, later a general, and a

mathematician A mathematician is someone who uses an extensive knowledge of mathematics in their work, typically to solve mathematical problems. Mathematicians are concerned with numbers, data, quantity, structure, space, models, and change. History On ...

Biography

Nguyễn Đình Ngọc was born in Phượng Dực commune, Phú Xuyên District,

Hanoi Hanoi or Ha Noi ( or ; vi, Hà Nội ) is the capital and second-largest city of Vietnam. It covers an area of . It consists of 12 urban districts, one district-leveled town and 17 rural districts. Located within the Red River Delta, Hanoi is ...

Vietnam Vietnam or Viet Nam ( vi, Việt Nam, ), officially the Socialist Republic of Vietnam,., group="n" is a country in Southeast Asia, at the eastern edge of mainland Southeast Asia, with an area of and population of 96 million, making i ...

. In 1953, he joined the Intelligence Service and served in the

Vietminh The Việt Minh (; abbreviated from , chữ Nôm and Hán tự: ; french: Ligue pour l'indépendance du Viêt Nam, ) was a national independence coalition formed at Pác Bó by Hồ Chí Minh on 19 May 1941. Also known as the Việt Minh Fron ...

Army in the field of public security. He was then assigned to Saigon to work as a spy for

North Vietnam North Vietnam, officially the Democratic Republic of Vietnam (DRV; vi, Việt Nam Dân chủ Cộng hòa), was a socialist state supported by the Soviet Union (USSR) and the People's Republic of China (PRC) in Southeast Asia that existed f ...

(officially known as the Democratic Republic of Vietnam). In 1955, he moved to

France France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of overseas regions and territories in the Americas and the Atlantic, Pacific and Indian Oceans. Its metropolitan area ...

to complete his studies after being awarded a scholarship. He attended the

University of Paris , image_name = Coat of arms of the University of Paris.svg , image_size = 150px , caption = Coat of Arms , latin_name = Universitas magistrorum et scholarium Parisiensis , motto = ''Hic et ubique terrarum'' (Latin) , mottoeng = Here and a ...

, from which he graduated with three engineering degrees: Hydrology and Meteorology, Shipbuilding and Telecommunications. Additionally, he earned a

Ph.D. A Doctor of Philosophy (PhD, Ph.D., or DPhil; Latin: or ') is the most common degree at the highest academic level awarded following a course of study. PhDs are awarded for programs across the whole breadth of academic fields. Because it is ...

Geography Geography (from Greek: , ''geographia''. Combination of Greek words ‘Geo’ (The Earth) and ‘Graphien’ (to describe), literally "earth description") is a field of science devoted to the study of the lands, features, inhabitants, an ...

and in Mathematics, under the supervision of Charles Ehresmann, with a thesis entitled "Sur les espaces fibres et les prolongements" (On fiber bundles and prolongations) at the Paris-Sorbonne University in 1963.

Activity

In 1966, Ngoc returned to

where he was assigned the task of managing and developing the public telecommunications in the field of information security and technology for South Vietnam (officially known as Republic of Vietnam), while teaching mathematics at the Saigon University of Science and at various colleges in South Vietnam, as told by himself in an autobiographical article. At the same time he was a communist spy who sent important information to the North. After the

Fall of Saigon The Fall of Saigon, also known as the Liberation of Saigon by North Vietnamese or Liberation of the South by the Vietnamese government, and known as Black April by anti-communist overseas Vietnamese was the capture of Ho Chi Minh City, Saigon, t ...

and reunification of Vietnam on 30 April 1975, he helped developing the computer and telecommunication for the

Socialist Republic of Vietnam Vietnam or Viet Nam ( vi, Việt Nam, ), officially the Socialist Republic of Vietnam,., group="n" is a country in Southeast Asia, at the eastern edge of mainland Southeast Asia, with an area of and population of 96 million, making it ...

's government. He also studied and accessed the computers provided by

Soviet Union The Soviet Union,. officially the Union of Soviet Socialist Republics. (USSR),. was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 to 1991. A flagship communist state, ...

and other communist countries. In 1989 Ngoc joined a newly established Thang Long University - a private university in

. He is a founder of the Radio and Electronics Association of Vietnam and the Informatics Association of Vietnam. In 1994 he was promoted to

Major general Major general (abbreviated MG, maj. gen. and similar) is a military rank used in many countries. It is derived from the older rank of sergeant major general. The disappearance of the "sergeant" in the title explains the apparent confusion of ...

Vietnam People's Public Security The People's Public Security of Vietnam ( vi, Công an Nhân dân Việt Nam, links=no) is the main police and security force of Vietnam, under control of the Ministry of Public Security. It is a part of the Vietnam People's Armed Forces and ...

(police and security forces).

Death

He died of cancer on May 2, 2006 at the hospital 198 (Ministry of Public Security).

Works

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References

External links

* {{DEFAULTSORT:Nguyen, Dinh Ngoc 1932 births 2006 deaths Differential geometers 20th-century Vietnamese mathematicians University of Paris alumni Deaths from cancer in Vietnam 21st-century Vietnamese mathematicians Vietnamese generals