Bernard Bolzano
a Bohemian mathematician, logician, philosopher, theologian and Catholic priest of Italian extraction, also known for his liberal views.

For much more information, also see

From: Wikipedia
Born
Bernardus Placidus Johann Nepomuk Gonzal Bolzano 5 October 1781 Prague, Kingdom of Bohemia
From: Wikipedia
Died
18 December 1848 (aged 67) Prague, Kingdom of Bohemia
From: Wikipedia
Institutions
University of Prague (1805–1819)
From: Wikipedia
Academic advisors
Franz Josef Gerstner
From: Open Science FrameworkOSF
adultbasic
Czech
From: Wikipedia
Church
Catholic Church
From: Wikipedia
Education
University of Prague ( PhD, 1804)
From: Open Science FrameworkOSF
era
1800+
From: Wikipedia
Era
19th-century philosophy
From: Wikipedia
Main interests
Logic, epistemology, theology
From: Wikipedia
Notable ideas
Logical objectivism Bolzano's theorem (the first purely analytic proof of the intermediate value theorem ) Bolzano–Weierstrass theorem (ε, δ)-definition of limit Least-upper-bound property
From: Wikipedia
Notable students
Robert von Zimmermann
From: Wikipedia
Ordained
1805
From: Wikipedia
Region
Western philosophy
From: Wikipedia
Religion
Christianity
From: Wikipedia
School
Logical objectivism Utilitarianism Classical liberalism
From: Wikipedia
Thesis
Betrachtungen über einige Gegenstände der Elementargeometrie (Considerations on Some Objects of Elementary Geometry) (1804)