Skip to main content
`Ctrl`+`K`

# pandas.Series.is_monotonic_decreasing

property Series.is_monotonic_decreasing

  Return True if values in the object are monotonically decreasing.

  This property checks whether each element is less than or equal to the previous element. Equal consecutive values are considered monotonically decreasing.

  Returns:
    bool

  See also

  `Series.is_monotonic_increasing`

    Return boolean if values in the object are monotonically increasing.

  Examples

      >>> s = pd.Series([3, 2, 2, 1])
      >>> s.is_monotonic_decreasing
      True

      >>> s = pd.Series([1, 2, 3])
      >>> s.is_monotonic_decreasing
      False