- Look up
ryser in Wiktionary, the free dictionary.
Ryser is a surname.
Notable people with the
surname include: Dany
Ryser (born 1957),
Swiss football...
-
Valentina Ryser (born 22
March 2001) is a
Swiss tennis player. She has a career-high WTA
singles ranking of No. 213,
achieved on 17
March 2025. She also...
- The Bruck–
Ryser–Chowla
theorem is a
result on the
combinatorics of
block designs that
implies nonexistence of
certain kinds of design. It
states that...
-
Fritz Ryser (26 May 1873 – 13
February 1916) was a
Swiss cyclist. He won the UCI Motor-paced
World Championships in 1908 and
finished in
third place in...
-
Franziska Ryser (born 22
September 1991) is a
Swiss politician who is a
member of the
Green Party of Switzerland.
Ryser has
served as a
member of the...
- The Gale–
Ryser theorem is a
result in
graph theory and
combinatorial matrix theory, two
branches of combinatorics. It
provides one of two
known approaches...
-
namesake of the Bruck–
Ryser–Chowla theorem,
Ryser's formula for the com****tion of the
permanent of a matrix, and
Ryser's conjecture.
Ryser was born to the...
- Dany
Ryser (born 25
April 1957) is a
Swiss football manager. He is
currently in
charge of the
Switzerland national under-17
football team. In 2009, he...
- (r-1)\cdot \nu (H)} (more
unsolved problems in mathematics) In
graph theory,
Ryser's conjecture is a
conjecture relating the
maximum matching size and the minimum...
- ISBN 978-0-8247-1788-9
Ryser, H.J. (1957). "Combinatorial
properties of
matrices of
zeroes and ones".
Canadian Journal of Mathematics. 9: 371–7.
Ryser, H.J. (1960)...
