[Tensor] Add gaussian error function to tensor
authorSeungbaek Hong <sb92.hong@samsung.com>
Tue, 16 May 2023 02:12:24 +0000 (11:12 +0900)
committerJijoong Moon <jijoong.moon@samsung.com>
Thu, 18 May 2023 02:00:52 +0000 (11:00 +0900)
commit8857798b6679b924ccad0d7a8383164a0c41a7e1
tree88ee8db9cc04e050e04321563449db058e23ad18
parent9518a7390f5381d2f8f3e5e1bf414ae08c1d8659
[Tensor] Add gaussian error function to tensor

Added gaussian error function(erf) to tensor.
(for support gelu activation function)

It is already implemented in cmath standard library,
So I just wrap that function for our tensor operation.

**Self evaluation:**
1. Build test:  [X]Passed [ ]Failed [ ]Skipped
2. Run test:  [X]Passed [ ]Failed [ ]Skipped

Signed-off-by: Seungbaek Hong <sb92.hong@samsung.com>
nntrainer/tensor/tensor.cpp
nntrainer/tensor/tensor.h
test/unittest/unittest_nntrainer_tensor.cpp