* János Bolyai's system of non-Euclidean geometry is first published.

Gauss mentioned to Bolyai's father, when shown the younger Bolyai's work, that he had developed such a geometry several years before, though he did not publish.

In contrast to Bolyai's work, Lobachevsky's work contained only hyperbolic geometry.

Bolyai's main interests were the foundations of geometry and the parallel axiom.

Bolyai's work was published in 1832 as an appendix to a mathematics textbook by his father.

This son was called John ( János in Hungarian ).

Ioannus Corvinus ( Hungarian: János Hunyadi ; Romanian: Ioan de Hunedoara ), the son of Vajk, spent his childhood here.

After Matthias died, Hunedoara passed to his son, John ( Hungarian: János ; Romanian: Ioan ), but he too died young.

Kádár was born out of wedlock as János József Czermanek as the son of the soldier János Krezinger and Borbála Czermanek.

In this crusade, the main role was to be played by Matthias Corvinus, son of John Hunyadi ( János Hunyadi ), the King of Hungary.

** Nicholas I's first son John Garay ( Ivan Gorjanski, Garai János ; 1371 – 1429 ) was the governor of Temesiensis and Pozsega banates.

* László Arany – poet ( son of János Arany )

Farkas Bolyai ( February 9, 1775 – November 20, 1856, also known as Wolfgang Bolyai in Germany ) was a Hungarian mathematician, mainly known for his work in geometry, and of his son János Bolyai.

It was there he met and married Zsuzsanna Benkő and where their son János Bolyai – later an even more famous mathematician than his father – was born in 1802.

Her real birth date can be calculated by virtue of a letter of King Sigismund to Kéméndi Petew fia János ( John, son of Peter Kemendi ), Lord-lieutenant of Zala County dated 26 April 1410 ( sabbato post festum s. Georgii ) at Végles, Hungary ( now Vígľaš, Slovakia ) and sealed with Queen Barbara's seal, who also stayed there and in which the king informs him about his daughter's birth alias circa festum beati Francisci confessoris.

Bolyai was born in the Transylvanian town of Kolozsvár ( Klausenburg ), then part of the Habsburg Empire ( now Cluj-Napoca in Romania ), the son of Zsuzsanna Benkő and the well-known mathematician Farkas Bolyai.

This meant that Bolyai was now treated as a member of one of the leading families in the country, and he became not only a tutor but a real friend to the count's son.

Thus we have the story of his riding across a stick ( horse made of stick ) with his children and upon being discovered by a friend desiring that he not mention till he himself were the father of children ; and because of the affection of his son Archidamus ' for Cleonymus, he saved Sphodrias, Cleonymus ' father, from execution for his incursion into the Piraeus, and dishonorable retreat, in 378 BC.

When Aedon discovered this was indeed her sister, she chopped up Polytekhnos ' son and fed him to Polytekhnos.

Press reports at the time when these documents were discovered alleged that Nadia Manfredi was Puccini's granddaughter, by a son, Antonio Manfredi, born to Giulia.

Amalric was succeeded by his young son, Baldwin IV, who was discovered at a very young age to be a leper.

Woody Gelman discovered many of the original strips at a cartoon studio where McCay's son worked in 1966.

Gold was perhaps not the only metallic source of Midas ' riches: " King Midas, a Phrygian, son of Cybele, first discovered black and white lead ".

A conspiracy against Pius IV, headed by Benedetto Accolti the Younger, the son of a cardinal, was discovered and crushed in 1565.

Having discovered the entrance, Solomon found an idol inside that had in its mouth a silver tablet saying in Greek ( a language not thought by modern scholars to have existed 1000 years before the time of Solomon ) that the statue was of Shaddad, the son of ' Ad, and that it had reigned over a million cities, rode on a million horses, had under it a million vassals and slew a million warriors, yet it could not resist the angel of death.

Sicily rebels against King Charles, the son is recognised by the mother, marries the master's daughter, and, his brother being discovered, is reinstated in great honor.

According to the Book of Mormon, the Book of Ether was taken from a set of twenty-four plates written by Ether and discovered by the people of Limhi during the time of King Mosiah ( son of King Benjamin ).

This section features letters both written by the editors and sent in by readers often with ridiculous names, usually in the form of obviously fictitious anecdotes ( one reader claimed that by defecating on the high seas, he was able to expel a single unbroken " monster " turd ; however, nobody wanted to grant him research funds for further attempts ) or various observations, such as the " children say the funniest things " type ( one issue featured numerous variations of a reader's young son making a reference to masturbation during bathtime, such as " playing with pork sword "; in this case, when the reader entered the bathroom, she discovered her son had indeed fashioned a sword out of pork sausages ).

William became tutor to the king's son, the future King Baldwin IV, whom William discovered to be a leper.

In 1874, Muybridge discovered that his young wife Flora's friend, a drama critic known as Major Harry Larkyns, might have fathered their seven-month-old son Florado.

Relations were not helped when King William discovered that Robert's mother, Queen Matilda, was secretly sending her son money.

In 1980, physicist Luis Alvarez ; his son, geologist Walter Alvarez ; and nuclear chemists Frank Asaro and Helen V. Michael from the University of California, Berkeley discovered unusually high concentrations of iridium in a specific layer of rock strata in the Earth's crust.

The names of all four satellites of Uranus then known were suggested by Herschel's son John in 1852, at the request of William Lassell, who had discovered the other two moons, Ariel and Umbriel, the year before.

In the Books of Kings Achbor, son of Michaiah, is one of Josiah's officers, and one of the five men sent to the prophetess Huldah to inquire regarding the book of the law newly discovered in the Temple in Jerusalem ( 2 Kings 22: 12, 14 ).

However, when a young man ( the original woman's son ) had discovered that his fiance was this clone, he killed the clone, and then publicly killed his mother, and also attempted his own suicide before being stopped.

The most striking lines, however, state that in this play Oedipus was blinded by Laius ' attendants, and that this happened before his identity as Laius ' son had been discovered, therefore marking important differences with the Sophoclean treatment of the myth, which is now regarded as the ' standard ' version.

When the son also disappeared, the rest of the villagers ventured into the forest seeking the two but discovered only two large lemurs sitting in the trees: the first indri.

Their son Lycophron discovered that his father was the murderer, so Periander exiled him from Corinth and forbade any of his subjects to shelter him.

In 1966 Woody Gelman discovered many of the original Little Nemo strips at a cartoon studio where Bob McCay, Winsor's son, had worked.

The druids discovered that this was Bé Chuille's fault, and declared that the famine could be ended by the sacrifice of the son of a sinless couple in front of Tara.

He first dissuaded his son from the study of non-Euclidean geometry, but by 1830 he became enthusiastic enough to persuade his son to publish his way-breaking thoughts.