cavis/libnd4j/include/ops/declarable/helpers/sqrtm.h

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Shyrma sqrtm (#429) * - start working on implementation of sqrtm op Signed-off-by: Yurii <iuriish@yahoo.com> * - improving householder procedure Signed-off-by: Yurii <iuriish@yahoo.com> * - further polishing householder stuff Signed-off-by: Yurii <iuriish@yahoo.com> * - polishing hh pivoting qr procedure Signed-off-by: Yurii <iuriish@yahoo.com> * - polishing BiDiagonalUp procedure Signed-off-by: Yurii <iuriish@yahoo.com> * - polishing householder sequence class Signed-off-by: Yurii <iuriish@yahoo.com> * - polishing jacobi svd class Signed-off-by: Yurii <iuriish@yahoo.com> * - polishing svd stuff 1 Signed-off-by: Yurii <iuriish@yahoo.com> * - polishing svd stuff 2 Signed-off-by: Yurii <iuriish@yahoo.com> * - implementation and testing class which performs Hessenberg decomposition of square matrix Signed-off-by: Yurii <iuriish@yahoo.com> * - add static method to JacobiSVD class which makes the continuous Givens rotation generation algorithm Signed-off-by: Yurii <iuriish@yahoo.com> * - implementation and testing auxiliary methods of Schur decomp class Signed-off-by: Yurii <iuriish@yahoo.com> * some references here and there Signed-off-by: raver119 <raver119@gmail.com> * - trying figure out difference between eigen and our Schur alg Signed-off-by: Yurii <iuriish@yahoo.com> * - testing fixing bugs in Schur decomposition op Signed-off-by: Yurii <iuriish@yahoo.com> * - start to implement class which performs calculation of eigen values and vectors Signed-off-by: Yurii <iuriish@yahoo.com> * - add to EigenValsAndVecs method which calculates complex eigen vectors Signed-off-by: Yurii <iuriish@yahoo.com> * - testing and fixing bugs in EigenValsAndVecs class Signed-off-by: Yurii <iuriish@yahoo.com> * - implementation and testing triangularSolver class Signed-off-by: Yurii <iuriish@yahoo.com> * Added a 2D routine for triangular systems solve. Signed-off-by: shugeo <sgazeos@gmail.com> * Refactored triangularSolve2D routine and tests. Signed-off-by: shugeo <sgazeos@gmail.com> * Refactored another test for triangularSolve2D. Signed-off-by: shugeo <sgazeos@gmail.com> * Refactored test for triangularSolve for vector-bar case. Signed-off-by: shugeo <sgazeos@gmail.com> * Refactored triangularSolve2D routine and tests. Signed-off-by: shugeo <sgazeos@gmail.com> * - implementation of FullPivLU class Signed-off-by: Yurii <iuriish@yahoo.com> * - fix bugs in FullPivLU::solve method Signed-off-by: Yurii <iuriish@yahoo.com> * - correct permutation vector in FullPivLU::solve Signed-off-by: Yurii <iuriish@yahoo.com> * - correct include headers Signed-off-by: Yurii <iuriish@yahoo.com> * - implementation of Sqrtm class Signed-off-by: Yurii <iuriish@yahoo.com> * - testing and fixing bugs in Sqrtm class Signed-off-by: Yurii <iuriish@yahoo.com> * - include sqrtm classes to cuda folder, investigate in what places synchronization doesn't work Signed-off-by: Yurii <iuriish@yahoo.com> * Added implementation for cuda triangularSolve2D and also refactored triangularSolve2D for cpu. Signed-off-by: shugeo <sgazeos@gmail.com> * Eliminated waste implementations. Signed-off-by: shugeo <sgazeos@gmail.com> * - make offset calculation faster in t<> methods Signed-off-by: Yurii <iuriish@yahoo.com> * - rename refference T& NDArray::t<> method Signed-off-by: Yurii <iuriish@yahoo.com> * - further work on cuda sqrtm Signed-off-by: Yurii <iuriish@yahoo.com> * - provide correct synchronization to device in Sqrtm class Signed-off-by: Yurii <iuriish@yahoo.com> * - add tests for sqrtm op Signed-off-by: Yurii <iuriish@yahoo.com> * - correct fails which appeared while testing on jenkins Signed-off-by: Yurii <iuriish@yahoo.com> * - trying to find out mistake in svd::deflation method Signed-off-by: Yurii <iuriish@yahoo.com> * Revert "- trying to find out mistake in svd::deflation method" This reverts commit 19d37baddbc509028e4bc67bc932fe7449becdb6. * Revert "- trying to find out mistake in svd::deflation method" This reverts commit 19d37baddbc509028e4bc67bc932fe7449becdb6. Signed-off-by: Yurii <iuriish@yahoo.com> * - change call semantic of r<> and t<> methods Signed-off-by: Yurii <iuriish@yahoo.com> * - ged rid of ambiguity in * operator overloads for windows buikd Signed-off-by: Yurii <iuriish@yahoo.com> * - get rid of ambiguity in * operator overloads for windows build 2 Signed-off-by: Yurii <iuriish@yahoo.com> * - get rid of ambiguity in * operator overloads for windows build 3 Signed-off-by: Yurii <iuriish@yahoo.com> * - resolve conflicts with master Signed-off-by: Yurii <iuriish@yahoo.com> * cmakelists updated Signed-off-by: raver119@gmail.com <raver119@gmail.com> * - minor fix in merge cpu helper - make use of reference getter Signed-off-by: Yurii <iuriish@yahoo.com> Co-authored-by: raver119 <raver119@gmail.com> Co-authored-by: shugeo <sgazeos@gmail.com>
2020-05-14 17:06:13 +02:00
/*******************************************************************************
* Copyright (c) 2020 Konduit K.K.
*
* This program and the accompanying materials are made available under the
* terms of the Apache License, Version 2.0 which is available at
* https://www.apache.org/licenses/LICENSE-2.0.
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
* SPDX-License-Identifier: Apache-2.0
******************************************************************************/
//
// @author Yurii Shyrma (iuriish@yahoo.com)
//
#ifndef LIBND4J_SQRTM_HELPER_H
#define LIBND4J_SQRTM_HELPER_H
#include <ops/declarable/helpers/helpers.h>
#include "array/NDArray.h"
namespace sd {
namespace ops {
namespace helpers {
//////////////////////////////////////////////////////////////////////////
void sqrtm(sd::LaunchContext* context, const NDArray* x, NDArray* z);
}
}
}
#endif //LIBND4J_SQRTM_HELPER_H