Intersection Homology Groups

Famous quotes containing the words intersection and/or groups:

    If we are a metaphor of the universe, the human couple is the metaphor par excellence, the point of intersection of all forces and the seed of all forms. The couple is time recaptured, the return to the time before time.
    Octavio Paz (b. 1914)

    Under weak government, in a wide, thinly populated country, in the struggle against the raw natural environment and with the free play of economic forces, unified social groups become the transmitters of culture.
    Johan Huizinga (1872–1945)