diff --git a/src/arith/mod.rs b/src/arith/mod.rs
index 32e291dd9..a3f194ce8 100644
--- a/src/arith/mod.rs
+++ b/src/arith/mod.rs
@@ -180,12 +180,12 @@ macro_rules! binary_func {
         ///
         /// This is an element wise binary operation.
         #[allow(unused_mut)]
-        pub fn $fn_name(lhs: &Array, rhs: &Array) -> Array {
+        pub fn $fn_name(lhs: &Array, rhs: &Array, batch: bool) -> Array {
             unsafe {
                 let mut temp: i64 = 0;
                 let err_val = $ffi_fn(&mut temp as MutAfArray,
                                       lhs.get() as AfArray, rhs.get() as AfArray,
-                                      0);
+                                      batch as c_int);
                 HANDLE_ERROR(AfError::from(err_val));
                 Array::from(temp)
             }
@@ -217,6 +217,8 @@ macro_rules! convertable_type_def {
     )
 }
 
+convertable_type_def!(Complex<f64>);
+convertable_type_def!(Complex<f32>);
 convertable_type_def!(u64);
 convertable_type_def!(i64);
 convertable_type_def!(f64);
@@ -350,19 +352,13 @@ pub fn clamp<T, U> (input: &Array, arg1: &T, arg2: &U, batch: bool) -> Array
 }
 
 macro_rules! arith_scalar_func {
-    ($rust_type: ty, $op_name:ident, $fn_name: ident, $ffi_fn: ident) => (
+    ($rust_type: ty, $op_name:ident, $fn_name: ident) => (
         impl<'f> $op_name<$rust_type> for &'f Array {
             type Output = Array;
 
             fn $fn_name(self, rhs: $rust_type) -> Array {
-                let cnst_arr = constant(rhs, self.dims());
-                unsafe {
-                    let mut temp: i64 = 0;
-                    let err_val = $ffi_fn(&mut temp as MutAfArray, self.get() as AfArray,
-                                          cnst_arr.get() as AfArray, 0);
-                    HANDLE_ERROR(AfError::from(err_val));
-                    Array::from(temp)
-                }
+                let temp = rhs.clone();
+                $fn_name(self, &temp, false)
             }
         }
 
@@ -370,14 +366,8 @@ macro_rules! arith_scalar_func {
             type Output = Array;
 
             fn $fn_name(self, rhs: $rust_type) -> Array {
-                let cnst_arr = constant(rhs, self.dims());
-                unsafe {
-                    let mut temp: i64 = 0;
-                    let err_val = $ffi_fn(&mut temp as MutAfArray, self.get() as AfArray,
-                                          cnst_arr.get() as AfArray, 0);
-                    HANDLE_ERROR(AfError::from(err_val));
-                    Array::from(temp)
-                }
+                let temp = rhs.clone();
+                $fn_name(&self, &temp, false)
             }
         }
     )
@@ -385,10 +375,10 @@ macro_rules! arith_scalar_func {
 
 macro_rules! arith_scalar_spec {
     ($ty_name:ty) => (
-        arith_scalar_func!($ty_name, Add, add, af_add);
-        arith_scalar_func!($ty_name, Sub, sub, af_sub);
-        arith_scalar_func!($ty_name, Mul, mul, af_mul);
-        arith_scalar_func!($ty_name, Div, div, af_div);
+        arith_scalar_func!($ty_name, Add, add);
+        arith_scalar_func!($ty_name, Sub, sub);
+        arith_scalar_func!($ty_name, Mul, mul);
+        arith_scalar_func!($ty_name, Div, div);
     )
 }
 
@@ -403,33 +393,51 @@ arith_scalar_spec!(i32);
 arith_scalar_spec!(u8);
 
 macro_rules! arith_func {
-    ($op_name:ident, $fn_name:ident, $ffi_fn: ident) => (
+    ($op_name:ident, $fn_name:ident, $delegate:ident) => (
         impl $op_name<Array> for Array {
             type Output = Array;
 
             fn $fn_name(self, rhs: Array) -> Array {
-                unsafe {
-                    let mut temp: i64 = 0;
-                    let err_val = $ffi_fn(&mut temp as MutAfArray,
-                                          self.get() as AfArray, rhs.get() as AfArray, 0);
-                    HANDLE_ERROR(AfError::from(err_val));
-                    Array::from(temp)
-                }
+                $delegate(&self, &rhs, false)
+            }
+        }
+
+        impl<'a> $op_name<&'a Array> for Array {
+            type Output = Array;
+
+            fn $fn_name(self, rhs: &'a Array) -> Array {
+                $delegate(&self, rhs, false)
+            }
+        }
+
+        impl<'a> $op_name<Array> for &'a Array {
+            type Output = Array;
+
+            fn $fn_name(self, rhs: Array) -> Array {
+                $delegate(self, &rhs, false)
+            }
+        }
+
+        impl<'a, 'b> $op_name<&'a Array> for &'b Array {
+            type Output = Array;
+
+            fn $fn_name(self, rhs: &'a Array) -> Array {
+                $delegate(self, rhs, false)
             }
         }
     )
 }
 
-arith_func!(Add, add, af_add);
-arith_func!(Sub, sub, af_sub);
-arith_func!(Mul, mul, af_mul);
-arith_func!(Div, div, af_div);
-arith_func!(Rem, rem, af_rem);
-arith_func!(BitAnd, bitand, af_bitand);
-arith_func!(BitOr, bitor, af_bitor);
-arith_func!(BitXor, bitxor, af_bitxor);
-arith_func!(Shl, shl, af_bitshiftl);
-arith_func!(Shr, shr, af_bitshiftr);
+arith_func!(Add   , add   , add   );
+arith_func!(Sub   , sub   , sub   );
+arith_func!(Mul   , mul   , mul   );
+arith_func!(Div   , div   , div   );
+arith_func!(Rem   , rem   , rem   );
+arith_func!(Shl   , shl   , shiftl);
+arith_func!(Shr   , shr   , shiftr);
+arith_func!(BitAnd, bitand, bitand);
+arith_func!(BitOr , bitor , bitor );
+arith_func!(BitXor, bitxor, bitxor);
 
 #[cfg(op_assign)]
 mod op_assign {
@@ -477,7 +485,7 @@ macro_rules! bit_assign_func {
                 let mut idxrs = Indexer::new();
                 idxrs.set_index(&Seq::<f32>::default(), 0, Some(false));
                 idxrs.set_index(&Seq::<f32>::default(), 1, Some(false));
-                let tmp = assign_gen(self as &Array, &idxrs, & $func(self as &Array, &rhs));
+                let tmp = assign_gen(self as &Array, &idxrs, & $func(self as &Array, &rhs, false));
                 mem::replace(self, tmp);
             }
         }