Stjepan Gradić, also known as Stefano Gradi (Latin: Stephanus Gradius; 6 March 1613 – 2 May 1683) was a

philosopher A philosopher is a person who practices or investigates philosophy. The term ''philosopher'' comes from the grc, φιλόσοφος, , translit=philosophos, meaning 'lover of wisdom'. The coining of the term has been attributed to the Greek th ...

scientist A scientist is a person who conducts Scientific method, scientific research to advance knowledge in an Branches of science, area of the natural sciences. In classical antiquity, there was no real ancient analog of a modern scientist. Instead, ...

and a

patrician Patrician may refer to: * Patrician (ancient Rome), the original aristocratic families of ancient Rome, and a synonym for "aristocratic" in modern English usage * Patrician (post-Roman Europe), the governing elites of cities in parts of medieval ...

of the

Republic of Ragusa hr, Sloboda se ne prodaje za sve zlato svijeta it, La libertà non si vende nemmeno per tutto l'oro del mondo"Liberty is not sold for all the gold in the world" , population_estimate = 90 000 in the XVI Century , currency = ...

Biography

Stijepo's parents were Miho Gradi (Gradić) and Marija Benessa (Beneša). He was born in

Ragusa Ragusa is the historical name of Dubrovnik. It may also refer to: Places Croatia * the Republic of Ragusa (or Republic of Dubrovnik), the maritime city-state of Ragusa * Cavtat (historically ' in Italian), a town in Dubrovnik-Neretva County, Cro ...

, where he was first schooled. He moved to

Rome , established_title = Founded , established_date = 753 BC , founder = King Romulus (legendary) , image_map = Map of comune of Rome (metropolitan city of Capital Rome, region Lazio, Italy).svg , map_caption ...

by the order of his uncle, a vicar general of

, Petar Benessa. In

and in

Bologna Bologna (, , ; egl, label= Emilian, Bulåggna ; lat, Bononia) is the capital and largest city of the Emilia-Romagna region in Northern Italy. It is the seventh most populous city in Italy with about 400,000 inhabitants and 150 different nat ...

he studied

philosophy Philosophy (from , ) is the systematized study of general and fundamental questions, such as those about existence, reason, knowledge, values, mind, and language. Such questions are often posed as problems to be studied or resolved. Some ...

theology Theology is the systematic study of the nature of the divine and, more broadly, of religious belief. It is taught as an academic discipline, typically in universities and seminaries. It occupies itself with the unique content of analyzing the ...

law Law is a set of rules that are created and are enforceable by social or governmental institutions to regulate behavior,Robertson, ''Crimes against humanity'', 90. with its precise definition a matter of longstanding debate. It has been vario ...

and

mathematics Mathematics is an area of knowledge that includes the topics of numbers, formulas and related structures, shapes and the spaces in which they are contained, and quantities and their changes. These topics are represented in modern mathematics ...

. His mathematics professor in Rome was

Bonaventura Cavalieri Bonaventura Francesco Cavalieri ( la, Bonaventura Cavalerius; 1598 – 30 November 1647) was an Italian mathematician and a Jesuate. He is known for his work on the problems of optics and motion, work on indivisibles, the precursors of infi ...

and in

his mathematics professor was

Benedetto Castelli Benedetto Castelli (1578 – 9 April 1643), born Antonio Castelli, was an Italian mathematician. Benedetto was his name in religion on entering the Benedictine Order in 1595. Life Born in Brescia, Castelli studied at the University of Padua and l ...

. He became a priest in 1643, the year he returned home and soon became abbot of the Benedictine abbey of St. Cosmas and Damian on the island of

Pašman Pašman () is an Adriatic island off the coast of northern Dalmatia in Croatia with an area of 60.11 km2, located to the south of Zadar, surrounded by the islands of Ugljan to the northwest, Iž to the west, and Dugi Otok and Žut to the ...

, canon of cathedral choir in

and

n deputy Archbishop. After a private trip to

he remained there until his death as the official diplomatic representative of the Republic of Ragusa to the Holy See. Since 1682 he was the head of the

Vatican Library The Vatican Apostolic Library ( la, Bibliotheca Apostolica Vaticana, it, Biblioteca Apostolica Vaticana), more commonly known as the Vatican Library or informally as the Vat, is the library of the Holy See, located in Vatican City. Formally es ...

. Gradić was a

polymath A polymath ( el, πολυμαθής, , "having learned much"; la, homo universalis, "universal human") is an individual whose knowledge spans a substantial number of subjects, known to draw on complex bodies of knowledge to solve specific pro ...

. He cooperated with the historian

Joannes Lucius Johannes Lucius ( hr, Ivan Lučić; it, Giovanni Lucio; September 1604 – 11 January 1679) was a Dalmatian historian, whose greatest work is ''De regno Dalmatiae et Croatiae'' ("On the Kingdom of Dalmatia and Croatia"), which includes valua ...

in defending the honor and reputation of their native country of unjust attacks of some Italian and French writers, translated classical authors, wrote a biography of the

n writer Junije Palmotić and a poem about the

earthquake An earthquake (also known as a quake, tremor or temblor) is the shaking of the surface of the Earth resulting from a sudden release of energy in the Earth's lithosphere that creates seismic waves. Earthquakes can range in intensity, from ...

. In the literary and scientific circle of

pope Alexander VII Pope Alexander VII ( it, Alessandro VII; 13 February 159922 May 1667), born Fabio Chigi, was head of the Catholic Church and ruler of the Papal States from 7 April 1655 to his death in May 1667. He began his career as a vice- papal legate, an ...

and Queen

Christina of Sweden Christina ( sv, Kristina, 18 December ( New Style) 1626 – 19 April 1689), a member of the House of Vasa, was Queen of Sweden in her own right from 1632 until her abdication in 1654. She succeeded her father Gustavus Adolphus upon his death ...

Gradić discussed scientific and philosophical issues. His philosophical works are written in the spirit of

Aristotelianism Aristotelianism ( ) is a philosophical tradition inspired by the work of Aristotle, usually characterized by deductive logic and an analytic inductive method in the study of natural philosophy and metaphysics. It covers the treatment of the socia ...

and

scholasticism Scholasticism was a medieval school of philosophy that employed a critical organic method of philosophical analysis predicated upon the Aristotelian 10 Categories. Christian scholasticism emerged within the monastic schools that translate ...

. Gradić was a member of the Royal Academy in

Padua Padua ( ; it, Padova ; vec, Pàdova) is a city and ''comune'' in Veneto, northern Italy. Padua is on the river Bacchiglione, west of Venice. It is the capital of the province of Padua. It is also the economic and communications hub of the ...

, having correspondence with many notable Europeans. He described the disastrous earthquake in Ragusa in 1667 in

Latin Latin (, or , ) is a classical language belonging to the Italic branch of the Indo-European languages. Latin was originally a dialect spoken in the lower Tiber area (then known as Latium) around present-day Rome, but through the power of the ...

verses and organized help from all over

Europe Europe is a large peninsula conventionally considered a continent in its own right because of its great physical size and the weight of its history and traditions. Europe is also considered a Continent#Subcontinents, subcontinent of Eurasia ...

for the devastated city. Along with

, he engaged in

physics Physics is the natural science that studies matter, its fundamental constituents, its motion and behavior through space and time, and the related entities of energy and force. "Physical science is that department of knowledge which r ...

astronomy Astronomy () is a natural science that studies astronomical object, celestial objects and phenomena. It uses mathematics, physics, and chemistry in order to explain their origin and chronology of the Universe, evolution. Objects of interest ...

literature Literature is any collection of written work, but it is also used more narrowly for writings specifically considered to be an art form, especially prose fiction, drama, and poetry. In recent centuries, the definition has expanded to include ...

and

diplomacy Diplomacy comprises spoken or written communication by representatives of states (such as leaders and diplomats) intended to influence events in the international system.Ronald Peter Barston, ''Modern diplomacy'', Pearson Education, 2006, p. 1 ...

. In

, he dealt with

Galileo's paradox Galileo's paradox is a demonstration of one of the surprising properties of infinite sets. In his final scientific work, ''Two New Sciences'', Galileo Galilei made apparently contradictory statements about the positive integers. First, some numbers ...

. This work went unnoticed and was even unknown to

Roger Joseph Boscovich Roger Joseph Boscovich ( hr, Ruđer Josip Bošković; ; it, Ruggiero Giuseppe Boscovich; la, Rogerius (Iosephus) Boscovicius; sr, Руђер Јосип Бошковић; 18 May 1711 – 13 February 1787) was a physicist, astronomer, ...

who was a professor of mathematics at the Collegium Romanum where a century before Gradić had been an alumnus. In his only printed mathematical treatise ''De loco Galilaei quo punctum lineae aequale pronuntiat'' published in the collection ''Dissertationes physico-mathematicae quatuor'' he disputed the concept of indivisible and developed a series of ideas en route to infinitesimal method. He was solving many mathematical problems which are left in his own inheritance and correspondence with other mathematicians as well, including those of Ghetaldus such as the first problem from Ghetaldus' work ''Apollonius redivivus''. In scientific correspondence with

Giovanni Alfonso Borelli Giovanni Alfonso Borelli (; 28 January 1608 – 31 December 1679) was a Renaissance Italian physiologist, physicist, and mathematician. He contributed to the modern principle of scientific investigation by continuing Galileo's practice of testi ...

and

Honoré Fabri Honoré Fabri (Honoratus Fabrius; 15 April 1608 – 8 March 1688) was a French Jesuit theologian, also known as ''Coningius''. He was a mathematician, physicist and controversialist.List of notable Ragusans Here follows a list of notable Ragusans and Rectors of the Republic of Ragusa (also known as the Republic of Dubrovnik), a maritime republic centered on the city of Dubrovnik on the eastern coast of the Adriatic. Note on first and last names Ref ...

Dalmatia Dalmatia (; hr, Dalmacija ; it, Dalmazia; see #Name, names in other languages) is one of the four historical region, historical regions of Croatia, alongside Croatia proper, Slavonia, and Istria. Dalmatia is a narrow belt of the east shore of ...

* House of Gradić

References

External links

* {{DEFAULTSORT:Gradic, Stjepan 1613 births 1683 deaths Croatian philosophers Croatian scientists Croatian mathematicians Croatian translators People from the Republic of Ragusa Ragusan diplomats People from Dubrovnik 17th-century translators