COO.log1p¶

COO.log1p(out=None)[source]¶

Return the natural logarithm of one plus the input array, element-wise.

Calculates log(1 + x).

See also

scipy.sparse.coo_matrix.log1p(): SciPy sparse equivalent function
numpy.log1p: NumPy equivalent ufunc.
COO.elemwise: Apply an arbitrary element-wise function to one or two arguments.

Notes

The out parameter is provided just for compatibility with Numpy and isn’t actually supported.