diff --git a/src/inputHandling.c b/src/inputHandling.c
index 8479485..b147ae1 100644
--- a/src/inputHandling.c
+++ b/src/inputHandling.c
@@ -7,8 +7,8 @@
 char data[1000];
 void deleteWhitespace(char* a, int length);
 op readFunction(char* data, int length);
-char* getnumbers(char* data, int length, calc_op* structure_ref);
-void printstruct(calc_op* formula);
+char* getNumbers(char* data, int length, calc_op* structure_ref);
+void showStruct(calc_op* formula);
 
 
 void input(char* a, int length) {
@@ -17,8 +17,8 @@ void input(char* a, int length) {
     memcpy(data,a,length);
     temp.formel = a;
     temp.funktionstyp = readFunction(data, 10);
-    if (getnumbers(data,length, &temp) == NULL){
-        printstruct(&temp);
+    if (getNumbers(data, length, &temp) == NULL){
+        showStruct(&temp);
     } else {
         printf("Formular %s not supported", temp.formel);
     }
@@ -51,7 +51,7 @@ op readFunction(char* data, int length){
 }
 
 //Zahlen auslesen (+)
-char* getnumbers(char* data, int length, calc_op* structure_ref){ //input sind: string, länge vom String, berechnungsstruct
+char* getNumbers(char* data, int length, calc_op* structure_ref){ //input sind: string, länge vom String, berechnungsstruct
     // char tmp[length];
     char* splitPnt;
     int i = 0;
@@ -88,7 +88,7 @@ char* getnumbers(char* data, int length, calc_op* structure_ref){ //input sind:
     }
 }
 
-void printstruct(calc_op* formula){
+void showStruct(calc_op* formula){
     printf("Berechnung: %s\n", formula->formel);
     switch (formula->funktionstyp) {
         case opAdd:
diff --git a/src/inputHandling.h b/src/inputHandling.h
index 92ace40..9d91f38 100644
--- a/src/inputHandling.h
+++ b/src/inputHandling.h
@@ -16,6 +16,6 @@ double result;
 }calc_op;
 
 extern void input(char* a, int length);
-extern void printstruct(calc_op* formula);
+extern void showStruct(calc_op* formula);
 
 #endif // INPUTHANDLING_H