About Thomas Jech
Born 1944. Thomas Jech is a Czech mathematician, university teacher and logician.
Thomas J. Jech (, ; born 29 January 1944 in Prague) is a mathematician specializing in set theory who was at Penn State for more than 25 years.
Life He was educated at Charles University (his advisor was Petr Vopěnka) and from 2000 is at the Institute of Mathematics of the Academy of Sciences of the Czech Republic.
Work Jech's research also includes mathematical logic, algebra, analysis, topology, and measure theory.
Jech gave the first published proof of the consistency of the existence of a Suslin line. With Karel Prikry, he introduced the notion of precipitous ideal. He gave several models where the axiom of choice failed, for example one with ω1 measurable. The concept of a Jech–Kunen tree is named after him and Kenneth Kunen.
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Important facts
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Frequently asked questions
Who is Thomas Jech?
Czech mathematician
When was Thomas Jech born?
Thomas Jech was born on 29 January 1944 in Prague.
What is Thomas Jech's occupation?
Thomas Jech is a mathematician, university teacher and logician.
What nationality is Thomas Jech?
Thomas Jech is Czech.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Thomas Jech. https://biography.guide/thomas-jech/
MLA: "Thomas Jech." Biography.guide, https://biography.guide/thomas-jech/.
Chicago: "Thomas Jech." Biography.guide. https://biography.guide/thomas-jech/.
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