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69 lines
1.7 KiB
Python
69 lines
1.7 KiB
Python
.Float: ClassType
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.Float.
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'''
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the real part of a complex number
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'''
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'''japanese
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複素数の実部
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'''
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Real: Float
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'''
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the imaginary part of a complex number
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'''
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'''japanese
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複素数の虚部
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'''
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Imag: Float
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'''
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Return a hexadecimal representation of a floating-point number.
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'''
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'''erg
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assert (100.0).hex() == "0x1.9000000000000p+6"
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assert (12.34).hex() == "0x1.8ae147ae147aep+3"
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'''
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hex: (self: .Float) -> Str
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'''
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Return integer ratio.
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Return a pair of integers, whose ratio is exactly equal to the original float
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and with a positive denominator.
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Raise `OverflowError` on infinities and a `ValueError` on NaNs.
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'''
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'''erg
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assert (10.0).as_integer_ratio() == (10, 1)
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assert (0.0).as_integer_ratio() == (0, 1)
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assert (-.25).as_integer_ratio() == (-1, 4)
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'''
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as_integer_ratio: (self: .Float) -> (Int, Int)
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'''
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Return `self`, the complex conjugate of any float.
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'''
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'''erg
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assert (1.0).conjugate() == 1.0
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'''
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conjugate: (self: .Float) -> .Float
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'''
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Create a floating-point number from a hexadecimal string.
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'''
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'''erg
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assert Float.fromhex("0x1.ffffp10") == 2047.984375
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assert Float.fromhex("-0x1p-1074") == -5e-324
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'''
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fromhex: (string: Str) -> .Float
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'''
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Return a hexadecimal representation of a floating-point number.
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'''
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'''erg
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assert (-0.1).hex() == "-0x1.999999999999ap-4"
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assert 3.14159.hex() == "0x1.921f9f01b866ep+1"
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'''
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hex: (self: .Float) -> Str
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'''
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Return `True` if the float is an integer.
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'''
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'''erg
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assert (1.0).is_integer()
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assert not (1.1).is_integer()
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'''
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is_integer: (self: .Float) -> Bool
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