3 files changed, 12 insertions, 11 deletions
diff --git a/src/auxiliaryFunctions/sign/dsigns.c b/src/auxiliaryFunctions/sign/dsigns.c
index 0715d537..66bd2669 100644
--- a/src/auxiliaryFunctions/sign/dsigns.c
+++ b/src/auxiliaryFunctions/sign/dsigns.c
@@ -12,13 +12,13 @@
 
 #include "sign.h"
 
-int dsigns(double num) {
+double dsigns(double num) {
   if (num > 0) {
-    return 1;
+    return 1.0;
   }
   if (num < 0) {
-    return -1;
+    return -1.0;
   }
   /* num == 0 */
-  return 0;
+  return 0.0;
 }
diff --git a/src/auxiliaryFunctions/sign/ssigns.c b/src/auxiliaryFunctions/sign/ssigns.c
index f79d1a1a..8be78cce 100644
--- a/src/auxiliaryFunctions/sign/ssigns.c
+++ b/src/auxiliaryFunctions/sign/ssigns.c
@@ -12,13 +12,13 @@
 
 #include "sign.h"
 
-int ssigns(float num) {
+float ssigns(float num) {
   if (num > 0) {
-    return 1;
+    return 1.0f;
   }
   if (num < 0) {
-    return -1;
+    return -1.0f;
   }
   /* num == 0 */
-  return 0;
+  return 0.0f;
 }
diff --git a/src/auxiliaryFunctions/sign/testSign.c b/src/auxiliaryFunctions/sign/testSign.c
index b3d77d72..4c646d7f 100644
--- a/src/auxiliaryFunctions/sign/testSign.c
+++ b/src/auxiliaryFunctions/sign/testSign.c
@@ -18,9 +18,9 @@
 
 int ssignsTest() {
 
-  float positive = 0.123;
-  float negative = -0.123;
-  float zero = 0;
+  float positive = 0.123f;
+  float negative = -0.123f;
+  float zero = 0.0f;
 
   printf(">> Float \n");
   assert(ssigns(positive) == 1);
@@ -71,6 +71,7 @@ int zsignsTest() {
   assert(zreals(sign_i) == 0);
   assert(zimags(sign_i) == 1);
   /* sign(1+%i) = (1+%i) / sqrt(2) */
+
   assert(zreals(sign_oneAndI) == sqrt(2) / 2);
   assert(zimags(sign_oneAndI) == 1 / sqrt(2));