import math


def      a__ (		__UpperCamelCase     ,      __UpperCamelCase				):
      return math.pow(__UpperCamelCase     ,      2				) - a


def      a__ (		__UpperCamelCase				):
      return 2 * x


def      a__ (		__UpperCamelCase				):
      SCREAMING_SNAKE_CASE_          =  2.0

      while start <= a:
            SCREAMING_SNAKE_CASE_          =  math.pow(__UpperCamelCase     ,      2				)

      return start


def      a__ (		__UpperCamelCase     ,      __UpperCamelCase = 9_9_9_9     ,      __UpperCamelCase = 0.00000000000001				):

      if a < 0:
            raise ValueError("math domain error"				)

      SCREAMING_SNAKE_CASE_          =  get_initial_point(__UpperCamelCase				)

      for _ in range(__UpperCamelCase				):
            SCREAMING_SNAKE_CASE_          =  value
            SCREAMING_SNAKE_CASE_          =  value - fx(__UpperCamelCase     ,      __UpperCamelCase				) / fx_derivative(__UpperCamelCase				)
            if abs(prev_value - value				) < tolerance:
                  return value

      return value


if __name__ == "__main__":
      from doctest import testmod

      testmod()



from typing import TYPE_CHECKING

from ...utils import OptionalDependencyNotAvailable, _LazyModule, is_sentencepiece_available


A     :  Dict					     =       {}

try:
      if not is_sentencepiece_available():
            raise OptionalDependencyNotAvailable()
except OptionalDependencyNotAvailable:
      pass
else:
      A     :  Optional[Any]					     =       ["BartphoTokenizer"]

if TYPE_CHECKING:
      try:
            if not is_sentencepiece_available():
                  raise OptionalDependencyNotAvailable()
      except OptionalDependencyNotAvailable:
            pass
      else:
            from .tokenization_bartpho import BartphoTokenizer

else:
      import sys

      A     :  Optional[int]					     =       _LazyModule(__name__, globals()["__file__"], _import_structure, module_spec=__spec__)


