Spectral Theory of Ordinary Differential Equations/weyl-titchmarsh-kodaira Theory

Famous quotes containing the words spectral, theory, ordinary and/or differential:

    How does one kill fear, I wonder? How do you shoot a spectre through the heart, slash off its spectral head, take it by its spectral throat?
    Joseph Conrad (1857–1924)

    The human species, according to the best theory I can form of it, is composed of two distinct races, the men who borrow and the men who lend.
    Charles Lamb (1775–1834)

    Why does he not know how to select servants? The ordinary procedure of the nineteenth century is that when a powerful and noble personage encounters a man of feeling, he kills, exiles, imprisons or so humiliates him that the other, like a fool, dies of grief.
    Stendhal [Marie Henri Beyle] (1783–1842)

    But how is one to make a scientist understand that there is something unalterably deranged about differential calculus, quantum theory, or the obscene and so inanely liturgical ordeals of the precession of the equinoxes.
    Antonin Artaud (1896–1948)