### 3. `myexamplelib/__init__.py`


"""
myexamplelib: A small example library with basic math utilities
and a toy sparse matrix implementation in COO format.
"""

from bnusys.basics import add, subtract, mean
from bnusys.sparse import SparseCOOMatrix

__all__ = ["add", "subtract", "mean", "SparseCOOMatrix"]

__version__ = "0.1.0"