From 20c0d62f833946847c29831126e86aba7c5784ba Mon Sep 17 00:00:00 2001
From: Khaled <fdai7719@fhfddvz1.rz.hs-fulda.de>
Date: Sun, 4 Feb 2024 20:53:48 +0100
Subject: [PATCH] arcCosine Funktion

---
 src/c/funktionen.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/c/funktionen.c b/src/c/funktionen.c
index 1908340..ccb752f 100644
--- a/src/c/funktionen.c
+++ b/src/c/funktionen.c
@@ -105,3 +105,15 @@ float arcSine(float x) {
 		return 0;
 	}
 }
+
+// Function to calculate the arc cosine of a value and return the result in radians
+float arcCosine(float x) {
+	if (x >= -1 && x <= 1) {
+		return acos(x);
+	}
+	else {
+		printf("Error: Invalid input for arc cosine!\n");
+		return 0;
+	}
+}
+