The theory of groups is an extensive subject upon which there is much to be said. There are many kinds of groups, and whatever classification may be adopted we will always find new groups which will not fit it.


Annual Report of the Board of Regents of the Smithsonian Institution, 1909, The Future of Mathematics (p. 137)

Henri Poincaré Quotes

The theory of groups is an extensive subject upon which there is much to be said. There are many kinds of groups, and whatever classification may be...

The theory of groups is an extensive subject upon which there is much to be said. There are many kinds of groups, and whatever classification may be...

The theory of groups is an extensive subject upon which there is much to be said. There are many kinds of groups, and whatever classification may be...

The theory of groups is an extensive subject upon which there is much to be said. There are many kinds of groups, and whatever classification may be...