1 files changed, 0 insertions, 20 deletions
diff --git a/tensorflow/core/ops/math_grad.cc b/tensorflow/core/ops/math_grad.cc
index 9a58a31757..a530d286f7 100644
--- a/tensorflow/core/ops/math_grad.cc
+++ b/tensorflow/core/ops/math_grad.cc
@@ -155,26 +155,6 @@ Status Log1pGrad(const AttrSlice& attrs, FunctionDef* g) {
 }
 REGISTER_OP_GRADIENT("Log1p", Log1pGrad);
 
-Status SinhGrad(const AttrSlice& attrs, FunctionDef* g) {
-  // clang-format off
-  return GradForUnaryCwise(g, {
-      {{"cosh"}, "Cosh", {"x"}, {}, {"dy"}},
-      {{"dx"}, "Mul", {"dy", "cosh"}},  // dy * cosh(x)
-  });
-  // clang-format on
-}
-REGISTER_OP_GRADIENT("Sinh", SinhGrad);
-
-Status CoshGrad(const AttrSlice& attrs, FunctionDef* g) {
-  // clang-format off
-  return GradForUnaryCwise(g, {
-      {{"sinh"}, "Sinh", {"x"}, {}, {"dy"}},
-      {{"dx"}, "Mul", {"dy", "sinh"}},  // dy * sinh(x)
-  });
-  // clang-format on
-}
-REGISTER_OP_GRADIENT("Cosh", CoshGrad);
-
 Status TanhGrad(const AttrSlice& attrs, FunctionDef* g) {
   // clang-format off
   return GradForUnaryCwise(g, {