atleast_1d¶

probnum.utils.atleast_1d(*rvs)[source]¶

Convert arrays or random variables to arrays or random variables with at least one dimension.

Scalar inputs are converted to 1-dimensional arrays, whilst higher-dimensional inputs are preserved. Sparse arrays are not transformed.

Parameters:	rvs (array-like or RandomVariable) – One or more input random variables or arrays.
Returns:	res – An array / random variable or list of arrays / random variables, each with `a.ndim >= 1`.
Return type:	array-like or list