1 files changed, 67 insertions, 0 deletions
diff --git a/src/armadillo/include/armadillo_bits/fn_roots.hpp b/src/armadillo/include/armadillo_bits/fn_roots.hpp
new file mode 100644
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--- /dev/null
+++ b/src/armadillo/include/armadillo_bits/fn_roots.hpp
@@ -0,0 +1,67 @@
+// SPDX-License-Identifier: Apache-2.0
+// 
+// Copyright 2008-2016 Conrad Sanderson (http://conradsanderson.id.au)
+// Copyright 2008-2016 National ICT Australia (NICTA)
+// 
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+// http://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.
+// ------------------------------------------------------------------------
+
+
+//! \addtogroup fn_roots
+//! @{
+
+
+
+template<typename T1>
+arma_warn_unused
+inline
+typename
+enable_if2
+  <
+  is_supported_blas_type<typename T1::elem_type>::value,
+  const mtOp<std::complex<typename T1::pod_type>, T1, op_roots>
+  >::result
+roots(const Base<typename T1::elem_type, T1>& X)
+  {
+  arma_extra_debug_sigprint();
+  
+  return mtOp<std::complex<typename T1::pod_type>, T1, op_roots>(X.get_ref());
+  }
+
+
+
+template<typename T1>
+inline
+typename
+enable_if2
+  <
+  is_supported_blas_type<typename T1::elem_type>::value,
+  bool
+  >::result
+roots(Mat< std::complex<typename T1::pod_type> >& out, const Base<typename T1::elem_type, T1>& X)
+  {
+  arma_extra_debug_sigprint();
+  
+  const bool status = op_roots::apply_direct(out, X.get_ref());
+  
+  if(status == false)
+    {
+    out.soft_reset();
+    arma_debug_warn_level(3, "roots(): eigen decomposition failed");
+    }
+  
+  return status;
+  }
+
+
+
+//! @}