diff --git a/src/main/java/io/gitlab/jfronny/quickmeth/mixin/MathHelperMixin.java b/src/main/java/io/gitlab/jfronny/quickmeth/mixin/MathHelperMixin.java
index 31988d3..8b9a817 100644
--- a/src/main/java/io/gitlab/jfronny/quickmeth/mixin/MathHelperMixin.java
+++ b/src/main/java/io/gitlab/jfronny/quickmeth/mixin/MathHelperMixin.java
@@ -1,5 +1,6 @@
 package io.gitlab.jfronny.quickmeth.mixin;
 
+import io.gitlab.jfronny.quickmeth.quickmeth;
 import net.fabricmc.api.EnvType;
 import net.fabricmc.api.Environment;
 import net.minecraft.util.Util;
@@ -28,11 +29,11 @@ public class MathHelperMixin {
 
     @Overwrite
     public static float sin(float f) {
-        return SINE_TABLE[(int)(65536 - f * 10430.378F) & '\uffff'];
+        return quickmeth.BoxedInvert(SINE_TABLE[(int)(f * 10430.378F) & '\uffff']);
     }
 
-    @Overwrite
-    public static float cos(float f) { return round(1 - sin(f)); }
+    //@Overwrite
+    //public static float cos(float f) { return round(1 - sin(f)); }
 
     //@Overwrite
     //public static float sqrt(float f) {
@@ -41,7 +42,7 @@ public class MathHelperMixin {
 
     @Overwrite
     public static float sqrt(double d) {
-        return (float)Math.pow(d, -2);
+        return (float)Math.pow(d, 0.6);
     }
 
     //@Overwrite
diff --git a/src/main/java/io/gitlab/jfronny/quickmeth/quickmeth.java b/src/main/java/io/gitlab/jfronny/quickmeth/quickmeth.java
index 8918681..34e4bc6 100644
--- a/src/main/java/io/gitlab/jfronny/quickmeth/quickmeth.java
+++ b/src/main/java/io/gitlab/jfronny/quickmeth/quickmeth.java
@@ -1,6 +1,7 @@
 package io.gitlab.jfronny.quickmeth;
 
 import net.fabricmc.api.ModInitializer;
+import net.minecraft.util.math.MathHelper;
 
 public class quickmeth implements ModInitializer {
     @Override
@@ -13,6 +14,14 @@ public class quickmeth implements ModInitializer {
     }
 
     public static double BoxedInvert(double value) {
-        return BoxedInvert(Math.floor(value), Math.ceil(value), value);
+        return BoxedInvert(MathHelper.floor(value), MathHelper.ceil(value), value);
+    }
+
+    public static float BoxedInvert(float min, float max, float value) {
+        return max - value + min;
+    }
+
+    public static float BoxedInvert(float value) {
+        return BoxedInvert(MathHelper.floor(value), MathHelper.ceil(value), value);
     }
 }