### Some articles on *angular, direction, angular direction*:

Eigentone - Mode Numbers

... Using polar coordinates, we have a radial coordinate and an

... Using polar coordinates, we have a radial coordinate and an

**angular**coordinate ... would encounter a full wave, so the mode number in the radial**direction**is 2 ... The other**direction**is trickier, because only half of the disk is considered due to the antisymmetric (also called skew-symmetry) nature of a disk's vibration in the**angular direction**...### Famous quotes containing the word direction:

“Our vices always lie in the *direction* of our virtues, and in their best estate are but plausible imitations of the latter.”

—Henry David Thoreau (1817–1862)

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