Path Integral

Path integral may refer to:

  • Line integral, the integral of a function along a curve
  • Functional integration, the integral of a functional over a space of curves
  • Path integral formulation of quantum mechanics using functional integration, due to Richard Feynman

Famous quotes containing the words path and/or integral:

    “They should own who can administer, not they who hoard and conceal; not they who, the greater proprietors they are, are only the greater beggars, but they whose work carves out work for more, opens a path for all.”
    —Ralph Waldo Emerson (1803–1882)

    “Make the most of your regrets; never smother your sorrow, but tend and cherish it till it come to have a separate and integral interest. To regret deeply is to live afresh.”
    —Henry David Thoreau (1817–1862)