from numpy.typing import NDArray
from typing import Any
def bandwidth(a: NDArray[Any]) -> tuple[int, int]: ...
def issymmetric(
a: NDArray[Any],
atol: None | float = ...,
rtol: None | float = ...,
) -> bool: ...
def ishermitian(
a: NDArray[Any],
atol: None | float = ...,
rtol: None | float = ...,
) -> bool: ...