Hipparchus

Hipparchus

male
Hipparchus (Greek ; ca. 190 BC - ca. 120 BC) was a Greek astronomer, geographer, and mathematician of the Hellenistic period. Hipparchus was born...
Georg Hartmann

Georg Hartmann

male
Georg Hartmann (sometimes spelled Hartman; 1489, Eggolsheim near Forchheim, Bavaria - April 9 1564, Nuremberg) was a German engineer, instrument...
Adelard Of Bath

Adelard Of Bath

male, deceased (1152)
Adelard of Bath (Latin: Adelardus Bathensis) (c. 1080 - c. 1152) was a 12th century English scholar. He is known both for his original works and...
Arzachel

Arzachel

male, deceased (1087)
Al-Zarqali, was a leading Arab mathematician and the foremost astronomer of his time. He flourished in Toledo in Castile, now Spain. Arzachel...
Gemma Frisius

Gemma Frisius

male, deceased (1555)
Gemma Frisius (or Reiner Gemma, December 9, 1508 - May 25, 1555) was a mathematician, cartographer and instrument maker. He created important...
Martin Behaim

Martin Behaim

male, deceased (1507)
Martin Behaim, or "Behem", was a navigator and geographer of great pretensions. Behaim was born at Nuremberg, according to one tradition, about...
Hypatia Of Alexandria

Hypatia Of Alexandria

female, deceased (415)
Hypatia of Alexandria was a Greek Neoplatonist philosopher, the first notable woman in mathematics, and also taught in the fields of astronomy and...
John Hadley

John Hadley

male, deceased (1744)
John Hadley (April 16, 1682 Bloomsbury, London - February 14, 1744, East Barnet, Hertfordshire) English inventor of the sextant, around 1730. The...

Lewis Evans

male, deceased (1930)
Lewis Evans (1853-1930), English businessman and scientific instrument collector. Lewis Evans was the son of Sir John Evans, an archaeologist, and...

Sharaf Al-Dīn Al-Tūsī

male, deceased (1213)
"'"' (1135 - 1213) was a Persian mathematician of the Islamic Golden Age (during the Middle Ages). Tusi taught various mathematical topics...