grain ~master (2021-05-15T05:53:16Z)

Sum.backward

grain functions reduction Sum
Undocumented in source. Be warned that the author may not have intended to support it.
  1. auto backward(Variable!(T, 0, HostStorage) y)
    struct Sum(string mode = "fast", T, size_t dim)
    auto
    backward
    (
    Variable!(T, 0, HostStorage) y
    )
  2. auto backward(Variable!(T, 0, DeviceStorage) y)

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