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:

    “So long as you are praised think only that you are not yet on your own path but on that of another.”
    —Friedrich Nietzsche (1844–1900)

    “An island always pleases my imagination, even the smallest, as a small continent and integral portion of the globe. I have a fancy for building my hut on one. Even a bare, grassy isle, which I can see entirely over at a glance, has some undefined and mysterious charm for me.”
    —Henry David Thoreau (1817–1862)