Tietze may refer to:
Bernstein is a common surname in the German language, meaning "amber". The name is used by both Germans and Jews, although it is most common among people of Ashkenazi Jewish heritage. The German pronunciation is [ˈbɛʁnʃtaɪn](listen), but in English it is pronounced either as or.
Fischer is a German occupational surname, meaning fisherman. The name Fischer is the fourth most common German surname. The English version is Fisher.
Heinrich Friedrich may refer to:
Bauer is a German surname meaning "peasant" or "farmer".
Bloch is a surname of German origin. Notable people with this surname include:
Oppenheimer is a surname. Notable people with the surname include:
Kraus is a German surname meaning "curly". Notable people with the surname include:
Heinrich Franz Friedrich Tietze was an Austrian mathematician, famous for the Tietze extension theorem on functions from topological spaces to the real numbers. He also developed the Tietze transformations for group presentations, and was the first to pose the group isomorphism problem. Tietze's graph is also named after him; it describes the boundaries of a subdivision of the Möbius strip into six mutually-adjacent regions, found by Tietze as part of an extension of the four color theorem to non-orientable surfaces.
Schmidt is a common German occupational surname derived from the German word "Schmied" meaning "blacksmith" and/or "metalworker". This surname is the German equivalent of "Smith" in the English-speaking world.
Hartmann is a Germanic surname. It is less frequently used as a male given name. The name originates from the Germanic word, "hart", which translates in English to "hardy", "hard", or "tough" and "Mann", a suffix meaning "man", "person", or "husband". The name Hartman, distinguished by ending with a single "n", is generally the result of the anglicisation of names that occurred with the emigration of persons from German-speaking to anglophone nations in the 18th, 19th and early 20th century. Below is a list of notable individuals and fictional characters with the surname or given name of Hartmann.
Pohl is a German surname of several possible origins.
Wegner is a surname, and may refer to:
Seitz is a surname. Those bearing it include:
Scholz is a German surname. It is the Silesian version of the name Schultheiss.
Weiss or Weiß, also written Weis or Weisz, pronounced like "vice", is a German and Jewish surname, meaning 'white' in both German and Yiddish. It comes from Middle High German wîz and Old High German (h)wīz.
Beck is a surname of Germanic and Hebrew descent, meaning "brook", "stream" or "martyr" (Hebrew) and is fairly common in English and Slavic speaking countries, Germany and Denmark. The German name can also be a variant of Becker, which is an occupational surname meaning "baker". In Hebrew, it exists as an abbreviated form of B'nei Kiddoshim. In some Slavic countries such as the former Yugoslavia and Russia it is spelled as Bek.
Herzog is a German-language surname. Notable people with the surname include:
Wahler is a German surname. Notable people with the surname include:
Witt is a surname. People with this surname include:
Erica Tietze-Conrat (née Erika Conrat, also known as Erica Tietze; born June 20, 1883 – died December 12, 1958) was an Austrian-born American art historian, one of the first women to study art history, a strong supporter of contemporary art in Vienna and an art historian specializing in Renaissance art and the Venetian school drawings.