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Diffstat (limited to 'Doc/library/math.rst')
| -rw-r--r-- | Doc/library/math.rst | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/Doc/library/math.rst b/Doc/library/math.rst index e60d029..76226c2 100644 --- a/Doc/library/math.rst +++ b/Doc/library/math.rst @@ -330,6 +330,18 @@ Trigonometric functions Return the cosine of *x* radians. +.. function:: dist(p, q) + + Return the Euclidean distance between two points *p* and *q*, each + given as a tuple of coordinates. The two tuples must be the same size. + + Roughly equivalent to:: + + sqrt(sum((px - qx) ** 2.0 for px, qx in zip(p, q))) + + .. versionadded:: 3.8 + + .. function:: hypot(*coordinates) Return the Euclidean norm, ``sqrt(sum(x**2 for x in coordinates))``. |