def arcsin(a):
'''Inverse sine of input'''
return _maths.arcsin(a)
def arcsin(a):
"""Inverse sine of input"""
return _maths.arcsin(a)
def arcsin(a):
'''Inverse sine of input'''
return _maths.arcsin(a)
def arcsin(a):
"""Inverse sine of input"""
return _maths.arcsin(a)
