Jan Mikołaj Smogulecki (1610–1656), of the Grzymała coat of arms, was a Polish nobleman,

politician A politician is a person who participates in Public policy, policy-making processes, usually holding an elective position in government. Politicians represent the people, make decisions, and influence the formulation of public policy. The roles ...

missionary A missionary is a member of a Religious denomination, religious group who is sent into an area in order to promote its faith or provide services to people, such as education, literacy, social justice, health care, and economic development.Thoma ...

, scholar and

Jesuit The Society of Jesus (; abbreviation: S.J. or SJ), also known as the Jesuit Order or the Jesuits ( ; ), is a religious order (Catholic), religious order of clerics regular of pontifical right for men in the Catholic Church headquartered in Rom ...

credited with introducing

logarithms In mathematics, the logarithm of a number is the exponent by which another fixed value, the base, must be raised to produce that number. For example, the logarithm of to base is , because is to the rd power: . More generally, if , the ...

China China, officially the People's Republic of China (PRC), is a country in East Asia. With population of China, a population exceeding 1.4 billion, it is the list of countries by population (United Nations), second-most populous country after ...

Life

Smogulecki was born in 1610 in

Kraków , officially the Royal Capital City of Kraków, is the List of cities and towns in Poland, second-largest and one of the oldest cities in Poland. Situated on the Vistula River in Lesser Poland Voivodeship, the city has a population of 804,237 ...

or Smogulec (sources vary), the son of the ''

starosta Starosta or starost (Cyrillic: ''старост/а'', Latin: ''capitaneus'', ) is a community elder in some Slavic lands. The Slavic root of "starost" translates as "senior". Since the Middle Ages, it has designated an official in a leadersh ...

'' of

Bydgoszcz Bydgoszcz is a city in northern Poland and the largest city in the historical region of Kuyavia. Straddling the confluence of the Vistula River and its bank (geography), left-bank tributary, the Brda (river), Brda, the strategic location of Byd ...

, Maciej Smogulecki, and Zofia Zebrzydowska. He began his education about 1621 at a

school in

Braniewo Braniewo () (, , Old Prussian language, Old Prussian: ''Brus''), is a town in northern Poland, in Warmia, in the Warmian-Masurian Voivodeship, with a population of 16,907 as of June 2021. It is the capital of Braniewo County. Braniewo is the seco ...

, then continued it from about 1623 at the Lubrański Academy in

Poznań Poznań ( ) is a city on the Warta, River Warta in west Poland, within the Greater Poland region. The city is an important cultural and business center and one of Poland's most populous regions with many regional customs such as Saint John's ...

. Later he left the

Polish–Lithuanian Commonwealth The Polish–Lithuanian Commonwealth, also referred to as Poland–Lithuania or the First Polish Republic (), was a federation, federative real union between the Crown of the Kingdom of Poland, Kingdom of Poland and the Grand Duchy of Lithuania ...

to gain more education abroad. In the years 1626–29 he studied mathematics and astronomy at

Freiburg Freiburg im Breisgau or simply Freiburg is the List of cities in Baden-Württemberg by population, fourth-largest city of the German state of Baden-Württemberg after Stuttgart, Mannheim and Karlsruhe. Its built-up area has a population of abou ...

, philosophy in

Rome Rome (Italian language, Italian and , ) is the capital city and most populated (municipality) of Italy. It is also the administrative centre of the Lazio Regions of Italy, region and of the Metropolitan City of Rome. A special named with 2, ...

, and law at

Padua Padua ( ) is a city and ''comune'' (municipality) in Veneto, northern Italy, and the capital of the province of Padua. The city lies on the banks of the river Bacchiglione, west of Venice and southeast of Vicenza, and has a population of 20 ...

(where he was also an official representative of the

). Returning to Poland ca. 1630 or 1631 (sources vary), he joined the royal court and was named ''

'' of Nakło. He was elected a deputy to the convocation sejm of 1632; then again in 1635. In 1636 he was elected to the

Crown Tribunal The Crown Tribunal (, ) was the highest appellate court in the Crown of the Kingdom of Poland for most cases. Exceptions were if a noble landowner was threatened with loss of life and/or property, when he could appeal to the Sejm court (Parliament ...

. In 1634 or 1636 (sources vary) he joined the

Jesuit Order The Society of Jesus (; abbreviation: S.J. or SJ), also known as the Jesuit Order or the Jesuits ( ; ), is a religious order of clerics regular of pontifical right for men in the Catholic Church headquartered in Rome. It was founded in 1540 by ...

, declared his intent to become a

in distant lands, and began studies in theology at

. In 1640 he went to Rome; in 1641 he took

holy orders In certain Christian denominations, holy orders are the ordination, ordained ministries of bishop, priest (presbyter), and deacon, and the sacrament or rite by which candidates are ordained to those orders. Churches recognizing these orders inclu ...

; in 1644 he took

monastic vows Monasticism (; ), also called monachism or monkhood, is a religious way of life in which one renounces worldly pursuits to devote oneself fully to spiritual activities. Monastic life plays an important role in many Christian churches, especially ...

. In 1645 he traveled from

Portugal Portugal, officially the Portuguese Republic, is a country on the Iberian Peninsula in Southwestern Europe. Featuring Cabo da Roca, the westernmost point in continental Europe, Portugal borders Spain to its north and east, with which it share ...

(where he declined an invitation to join the Portuguese royal court) to

Java Java is one of the Greater Sunda Islands in Indonesia. It is bordered by the Indian Ocean to the south and the Java Sea (a part of Pacific Ocean) to the north. With a population of 156.9 million people (including Madura) in mid 2024, proje ...

India India, officially the Republic of India, is a country in South Asia. It is the List of countries and dependencies by area, seventh-largest country by area; the List of countries by population (United Nations), most populous country since ...

and

to be a

. After a journey during which he fell ill and almost died, in 1646 he arrived in

Macao Macau or Macao is a special administrative region of the People's Republic of China (PRC). With a population of about people and a land area of , it is the most densely populated region in the world. Formerly a Portuguese colony, the ter ...

. He studied Chinese language and customs in

Jiangnan Jiangnan is a geographic area in China referring to lands immediately to the south of the lower reaches of the Yangtze River, including the southern part of its delta. The region encompasses the city of Shanghai, the southern part of Jiangsu ...

and

Hangzhou Hangzhou, , Standard Mandarin pronunciation: ; formerly romanized as Hangchow is a sub-provincial city in East China and the capital of Zhejiang province. With a population of 13 million, the municipality comprises ten districts, two counti ...

. Then he moved to

Nanjing Nanjing or Nanking is the capital of Jiangsu, a province in East China. The city, which is located in the southwestern corner of the province, has 11 districts, an administrative area of , and a population of 9,423,400. Situated in the Yang ...

and adopted the Chinese name, Mu Ni-co (also spelled Mu Ni-ko, Mu Nike, Mu Nigo; some sources add a third part, Rude, as in "Mu Nigo, Rude"). He began his missionary activities in Nanking, but about 1647 a civil war forced him to move to Jianyang in the Chinese province of

Fujian Fujian is a provinces of China, province in East China, southeastern China. Fujian is bordered by Zhejiang to the north, Jiangxi to the west, Guangdong to the south, and the Taiwan Strait to the east. Its capital is Fuzhou and its largest prefe ...

. In the years 1648–51 he worked as a missionary. He also taught astronomy and mathematics, introducing

logarithm In mathematics, the logarithm of a number is the exponent by which another fixed value, the base, must be raised to produce that number. For example, the logarithm of to base is , because is to the rd power: . More generally, if , the ...

s to China, and was much respected by Chinese scholars. His fame as a scholar and teacher spread, and in 1653 he was invited by the

Shunzhi Emperor The Shunzhi Emperor (15 March 1638 – 5 February 1661), also known by his temple name Emperor Shizu of Qing, personal name Fulin, was the second Emperor of China, emperor of the Qing dynasty, and the first Qing emperor to rule over China pro ...

to his court in

Beijing Beijing, Chinese postal romanization, previously romanized as Peking, is the capital city of China. With more than 22 million residents, it is the world's List of national capitals by population, most populous national capital city as well as ...

. Smogulecki requested permission to leave the court to continue his missionary travels. He went to

Manchuria Manchuria is a historical region in northeast Asia encompassing the entirety of present-day northeast China and parts of the modern-day Russian Far East south of the Uda (Khabarovsk Krai), Uda River and the Tukuringra-Dzhagdy Ranges. The exact ...

, then to

Yunnan Yunnan; is an inland Provinces of China, province in Southwestern China. The province spans approximately and has a population of 47.2 million (as of 2020). The capital of the province is Kunming. The province borders the Chinese provinces ...

, where another civil war made him travel to

Guangzhou Guangzhou, Chinese postal romanization, previously romanized as Canton or Kwangchow, is the Capital city, capital and largest city of Guangdong Provinces of China, province in South China, southern China. Located on the Pearl River about nor ...

. He visited the island of

Hainan Hainan is an island provinces of China, province and the southernmost province of China. It consists of the eponymous Hainan Island and various smaller islands in the South China Sea under the province's administration. The name literally mean ...

, then returned to the mainland. On 17 September 1656 he died in

Zhaoqing Zhaoqing ( zh, c=肇庆), alternately romanized as Shiuhing, is a prefecture-level city in Guangdong Province, China. As of the 2020 census, its population was 4,113,594, with 1,553,109 living in the built-up (or metro) area made of Duanz ...

, Guangdong Province. (The city name is variously transcribed as Tszan-King, Zhaojing, Zhaoging Fou; sources vary).

Works

He wrote works about

sun spots Sunspots are temporary spots on the Sun's surface that are darker than the surrounding area. They are one of the most recognizable Solar phenomena and despite the fact that they are mostly visible in the solar photosphere they usually affect ...

and

eclipses An eclipse is an astronomical event which occurs when an astronomical object or spacecraft is temporarily obscured, by passing into the shadow of another body or by having another body pass between it and the viewer. This alignment of three ...

. He was a teacher of the Chinese scholar and astronomer Xue Fengzuo, who would be the first Chinese to publish work using logarithms.

Life

Works

See also

Notes

Further reading