Viana was vice-president of the International Mathematical Union in 2011 2014, and president of the Brazilian Mathematical Society ( 2013 2015 ).
22.
He won the International Mathematical Union's Fields Medal in 1974 and in 2010 was awarded the United States National Medal of Science.
23.
At the 1950 ICM the participants voted to reconstitute the International Mathematical Union ( IMU ), which was formally established in 1951.
24.
In 1990 he became the first and so far the only physicist to be awarded a Fields Medal by the International Mathematical Union.
25.
The society is also a member of the International Mathematical Union ( IMU ) and the International Council for Industrial and Applied Mathematics ( ICIAM ).
26.
He chaired the Canadian HPC consortium, now Compute Canada and the International Mathematical Union's Committee on Electronic Information and Communications ( 2002 & ndash; 2008 ).
27.
Rolf Nevanlinna served as President of the International Mathematical Union, IMU, from 1959 to 1963 and as President of the International Congress of Mathematicians, ICM, in 1962.
28.
In 2006, the International Mathematical Union decided at the 25th International Congress of Mathematicians in Madrid, Spain to use a new logo based on the Borromean rings.
29.
In 1948, he re-established the German Mathematical Society, and was the chairman until 1952, when he became vice-president of the International Mathematical Union, which he remained until 1954.
30.
He was elected Fellow and Councillor of the Royal Society of New Zealand, President of the New Zealand Mathematical Society, and represented New Zealand to the International Mathematical Union.