jax.numpy.tril¶

jax.numpy.tril(m, k=0)[source]¶

Lower triangle of an array.

LAX-backend implementation of tril().

Original docstring below.

Return a copy of an array with elements above the k-th diagonal zeroed. For arrays with ndim exceeding 2, tril will apply to the final two axes.

Parameters

m (array_like, shape (..., M, N)) – Input array.
k (int, optional) – Diagonal above which to zero elements. k = 0 (the default) is the main diagonal, k < 0 is below it and k > 0 is above.

Returns

tril – Lower triangle of m, of same shape and data-type as m.

Return type

ndarray, shape (…, M, N)