access2rohit commented on a change in pull request #18782:
URL: https://github.com/apache/incubator-mxnet/pull/18782#discussion_r460135738
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File path: tests/nightly/test_large_array.py
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@@ -1791,6 +1792,29 @@ def test_sparse_dot():
assert out.shape == (2, 2)
+def test_linalg_operators():
+ def check_syrk_batch():
+ # test both forward and backward
+ # batch syrk will be applied to the last two dimensions
+ A = nd.zeros((2, LARGE_SQ_X, LARGE_SQ_X))
+ for i in range(LARGE_SQ_X):
+ A[0,i,i] = 1
+ A[1,i,i] = 0.1
+ A.attach_grad()
+ with mx.autograd.record():
+ out = nd.linalg.syrk(A, alpha=2, transpose=False)
+ for i in range(LARGE_SQ_X):
Review comment:
You can check in 2 places in (0,y,y) and (1,y,y). No need to check in
70000 locations
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