
In February 1981, the classification of the finite simple groups (Dl)* was completed, t. * representing one of the most remarkable achievements in the history or mathematics. Involving the combined efforts of several hundred mathematicians from around the world over a period...

In February 1981, the classification of the finite simple groups (Dl)* was completed, t. * representing one of the most remarkable achievements in the history or mathematics. Involving the combined efforts of several hundred mathematicians from around the world over a period...