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298 lines
7.6 KiB
298 lines
7.6 KiB
6 months ago
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from collections.abc import Iterable
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from typing import (
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Literal as L,
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overload,
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TypeVar,
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Any,
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SupportsIndex,
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SupportsInt,
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NamedTuple,
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Generic,
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)
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from numpy import (
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generic,
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floating,
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complexfloating,
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int32,
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float64,
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complex128,
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)
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from numpy.linalg import LinAlgError as LinAlgError
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from numpy._typing import (
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NDArray,
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ArrayLike,
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_ArrayLikeInt_co,
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_ArrayLikeFloat_co,
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_ArrayLikeComplex_co,
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_ArrayLikeTD64_co,
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_ArrayLikeObject_co,
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)
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_T = TypeVar("_T")
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_ArrayType = TypeVar("_ArrayType", bound=NDArray[Any])
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_SCT = TypeVar("_SCT", bound=generic, covariant=True)
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_SCT2 = TypeVar("_SCT2", bound=generic, covariant=True)
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_2Tuple = tuple[_T, _T]
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_ModeKind = L["reduced", "complete", "r", "raw"]
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__all__: list[str]
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class EigResult(NamedTuple):
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eigenvalues: NDArray[Any]
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eigenvectors: NDArray[Any]
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class EighResult(NamedTuple):
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eigenvalues: NDArray[Any]
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eigenvectors: NDArray[Any]
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class QRResult(NamedTuple):
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Q: NDArray[Any]
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R: NDArray[Any]
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class SlogdetResult(NamedTuple):
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# TODO: `sign` and `logabsdet` are scalars for input 2D arrays and
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# a `(x.ndim - 2)`` dimensionl arrays otherwise
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sign: Any
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logabsdet: Any
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class SVDResult(NamedTuple):
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U: NDArray[Any]
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S: NDArray[Any]
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Vh: NDArray[Any]
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@overload
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def tensorsolve(
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a: _ArrayLikeInt_co,
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b: _ArrayLikeInt_co,
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axes: None | Iterable[int] =...,
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) -> NDArray[float64]: ...
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@overload
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def tensorsolve(
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a: _ArrayLikeFloat_co,
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b: _ArrayLikeFloat_co,
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axes: None | Iterable[int] =...,
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) -> NDArray[floating[Any]]: ...
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@overload
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def tensorsolve(
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a: _ArrayLikeComplex_co,
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b: _ArrayLikeComplex_co,
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axes: None | Iterable[int] =...,
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) -> NDArray[complexfloating[Any, Any]]: ...
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@overload
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def solve(
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a: _ArrayLikeInt_co,
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b: _ArrayLikeInt_co,
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) -> NDArray[float64]: ...
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@overload
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def solve(
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a: _ArrayLikeFloat_co,
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b: _ArrayLikeFloat_co,
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) -> NDArray[floating[Any]]: ...
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@overload
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def solve(
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a: _ArrayLikeComplex_co,
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b: _ArrayLikeComplex_co,
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) -> NDArray[complexfloating[Any, Any]]: ...
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@overload
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def tensorinv(
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a: _ArrayLikeInt_co,
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ind: int = ...,
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) -> NDArray[float64]: ...
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@overload
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def tensorinv(
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a: _ArrayLikeFloat_co,
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ind: int = ...,
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) -> NDArray[floating[Any]]: ...
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@overload
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def tensorinv(
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a: _ArrayLikeComplex_co,
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ind: int = ...,
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) -> NDArray[complexfloating[Any, Any]]: ...
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@overload
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def inv(a: _ArrayLikeInt_co) -> NDArray[float64]: ...
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@overload
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def inv(a: _ArrayLikeFloat_co) -> NDArray[floating[Any]]: ...
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@overload
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def inv(a: _ArrayLikeComplex_co) -> NDArray[complexfloating[Any, Any]]: ...
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# TODO: The supported input and output dtypes are dependent on the value of `n`.
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# For example: `n < 0` always casts integer types to float64
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def matrix_power(
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a: _ArrayLikeComplex_co | _ArrayLikeObject_co,
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n: SupportsIndex,
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) -> NDArray[Any]: ...
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@overload
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def cholesky(a: _ArrayLikeInt_co) -> NDArray[float64]: ...
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@overload
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def cholesky(a: _ArrayLikeFloat_co) -> NDArray[floating[Any]]: ...
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@overload
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def cholesky(a: _ArrayLikeComplex_co) -> NDArray[complexfloating[Any, Any]]: ...
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@overload
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def qr(a: _ArrayLikeInt_co, mode: _ModeKind = ...) -> QRResult: ...
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@overload
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def qr(a: _ArrayLikeFloat_co, mode: _ModeKind = ...) -> QRResult: ...
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@overload
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def qr(a: _ArrayLikeComplex_co, mode: _ModeKind = ...) -> QRResult: ...
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@overload
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def eigvals(a: _ArrayLikeInt_co) -> NDArray[float64] | NDArray[complex128]: ...
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@overload
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def eigvals(a: _ArrayLikeFloat_co) -> NDArray[floating[Any]] | NDArray[complexfloating[Any, Any]]: ...
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@overload
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def eigvals(a: _ArrayLikeComplex_co) -> NDArray[complexfloating[Any, Any]]: ...
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@overload
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def eigvalsh(a: _ArrayLikeInt_co, UPLO: L["L", "U", "l", "u"] = ...) -> NDArray[float64]: ...
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@overload
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def eigvalsh(a: _ArrayLikeComplex_co, UPLO: L["L", "U", "l", "u"] = ...) -> NDArray[floating[Any]]: ...
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@overload
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def eig(a: _ArrayLikeInt_co) -> EigResult: ...
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@overload
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def eig(a: _ArrayLikeFloat_co) -> EigResult: ...
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@overload
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def eig(a: _ArrayLikeComplex_co) -> EigResult: ...
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@overload
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def eigh(
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a: _ArrayLikeInt_co,
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UPLO: L["L", "U", "l", "u"] = ...,
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) -> EighResult: ...
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@overload
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def eigh(
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a: _ArrayLikeFloat_co,
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UPLO: L["L", "U", "l", "u"] = ...,
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) -> EighResult: ...
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@overload
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def eigh(
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a: _ArrayLikeComplex_co,
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UPLO: L["L", "U", "l", "u"] = ...,
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) -> EighResult: ...
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@overload
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def svd(
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a: _ArrayLikeInt_co,
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full_matrices: bool = ...,
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compute_uv: L[True] = ...,
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hermitian: bool = ...,
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) -> SVDResult: ...
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@overload
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def svd(
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a: _ArrayLikeFloat_co,
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full_matrices: bool = ...,
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compute_uv: L[True] = ...,
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hermitian: bool = ...,
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) -> SVDResult: ...
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@overload
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def svd(
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a: _ArrayLikeComplex_co,
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full_matrices: bool = ...,
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compute_uv: L[True] = ...,
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hermitian: bool = ...,
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) -> SVDResult: ...
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@overload
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def svd(
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a: _ArrayLikeInt_co,
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full_matrices: bool = ...,
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compute_uv: L[False] = ...,
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hermitian: bool = ...,
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) -> NDArray[float64]: ...
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@overload
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def svd(
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a: _ArrayLikeComplex_co,
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full_matrices: bool = ...,
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compute_uv: L[False] = ...,
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hermitian: bool = ...,
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) -> NDArray[floating[Any]]: ...
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# TODO: Returns a scalar for 2D arrays and
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# a `(x.ndim - 2)`` dimensionl array otherwise
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def cond(x: _ArrayLikeComplex_co, p: None | float | L["fro", "nuc"] = ...) -> Any: ...
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# TODO: Returns `int` for <2D arrays and `intp` otherwise
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def matrix_rank(
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A: _ArrayLikeComplex_co,
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tol: None | _ArrayLikeFloat_co = ...,
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hermitian: bool = ...,
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) -> Any: ...
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@overload
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def pinv(
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a: _ArrayLikeInt_co,
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rcond: _ArrayLikeFloat_co = ...,
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hermitian: bool = ...,
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) -> NDArray[float64]: ...
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@overload
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def pinv(
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a: _ArrayLikeFloat_co,
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rcond: _ArrayLikeFloat_co = ...,
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hermitian: bool = ...,
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) -> NDArray[floating[Any]]: ...
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@overload
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def pinv(
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a: _ArrayLikeComplex_co,
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rcond: _ArrayLikeFloat_co = ...,
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hermitian: bool = ...,
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) -> NDArray[complexfloating[Any, Any]]: ...
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# TODO: Returns a 2-tuple of scalars for 2D arrays and
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# a 2-tuple of `(a.ndim - 2)`` dimensionl arrays otherwise
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def slogdet(a: _ArrayLikeComplex_co) -> SlogdetResult: ...
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# TODO: Returns a 2-tuple of scalars for 2D arrays and
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# a 2-tuple of `(a.ndim - 2)`` dimensionl arrays otherwise
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def det(a: _ArrayLikeComplex_co) -> Any: ...
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@overload
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def lstsq(a: _ArrayLikeInt_co, b: _ArrayLikeInt_co, rcond: None | float = ...) -> tuple[
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NDArray[float64],
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NDArray[float64],
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int32,
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NDArray[float64],
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]: ...
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@overload
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def lstsq(a: _ArrayLikeFloat_co, b: _ArrayLikeFloat_co, rcond: None | float = ...) -> tuple[
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NDArray[floating[Any]],
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NDArray[floating[Any]],
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int32,
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NDArray[floating[Any]],
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]: ...
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@overload
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def lstsq(a: _ArrayLikeComplex_co, b: _ArrayLikeComplex_co, rcond: None | float = ...) -> tuple[
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NDArray[complexfloating[Any, Any]],
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NDArray[floating[Any]],
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int32,
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NDArray[floating[Any]],
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]: ...
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@overload
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def norm(
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x: ArrayLike,
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ord: None | float | L["fro", "nuc"] = ...,
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axis: None = ...,
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keepdims: bool = ...,
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) -> floating[Any]: ...
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@overload
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def norm(
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x: ArrayLike,
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ord: None | float | L["fro", "nuc"] = ...,
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axis: SupportsInt | SupportsIndex | tuple[int, ...] = ...,
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keepdims: bool = ...,
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) -> Any: ...
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# TODO: Returns a scalar or array
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def multi_dot(
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arrays: Iterable[_ArrayLikeComplex_co | _ArrayLikeObject_co | _ArrayLikeTD64_co],
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*,
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out: None | NDArray[Any] = ...,
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) -> Any: ...
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