diff --git a/src/c/funktionen.c b/src/c/funktionen.c
index b069db3..64a3479 100644
--- a/src/c/funktionen.c
+++ b/src/c/funktionen.c
@@ -132,3 +132,14 @@ float radiansToDegrees(float x) {
 	return x * (180 / M_PI);
 }
 
+// Function to calculate the base 10 logarithm of a number and add 1
+float logarithmPlusOne(float x) {
+	if (x > 0) {
+		return log10(x) + 1;
+	}
+	else {
+		printf("Error: Invalid input for logarithm + 1!\n");
+		return 0;
+	}
+}
+