Free Abelian Groups

Famous quotes containing the words free and/or groups:

    A majority, held in restraint by constitutional checks, and limitations, and always changing easily, with deliberate changes of popular opinions and sentiments, is the only true sovereign of a free people.
    Abraham Lincoln (1809–1865)

    Trees appeared in groups and singly, revolving coolly and blandly, displaying the latest fashions. The blue dampness of a ravine. A memory of love, disguised as a meadow. Wispy clouds—the greyhounds of heaven.
    Vladimir Nabokov (1899–1977)