Is sparse tensor multiplication implemented in TensorFlow?

Question

Multiplication of sparse tensors with themselves or with dense tensors does not seem to work in TensorFlow. The following example

Answer 1

Recently, tf.sparse_tensor_dense_matmul(...) was added that allows multiplying a sparse matrix by a dense matrix.

https://www.tensorflow.org/versions/r0.9/api_docs/python/sparse_ops.html#sparse_tensor_dense_matmul

https://github.com/tensorflow/tensorflow/issues/1241