added JavaDocs to the FloatMath class

Projekte/common/src/main/java/pp/util/FloatMath.java

@@ -163,18 +163,45 @@ public static float atan2(float fY, float fX) {
         return (float) Math.atan2(fY, fX);
     }
 
+    /**
+     * A direct call to Math.sinh.
+     *
+     * @param x The value for which to compute the hyperbolic sine
+     * @return Math.sinh(x)
+     * @see Math#sinh(double)
+     */
     public static float sinh(float x) {
         return (float) Math.sinh(x);
     }
 
+    /**
+     * A direct call to Math.cosh.
+     *
+     * @param x The value for which to compute the hyperbolic cosine
+     * @return Math.cosh(x)
+     * @see Math#cosh(double)
+     */
     public static float cosh(float x) {
         return (float) Math.cosh(x);
     }
 
+    /**
+     * A direct call to Math.tanh.
+     *
+     * @param x The value for which to compute the hyperbolic tangent
+     * @return Math.tanh(x)
+     * @see Math#tanh(double)
+     */
     public static float tanh(float x) {
         return (float) Math.tanh(x);
     }
 
+    /**
+     * Returns the hyperbolic cotangent of a value.
+     * @param x The value for which to compute the hyperbolic cotangent.
+     * @return The hyperbolic cotangent of x.
+     * @see Math#tanh(double)
+     */
     public static float coth(float x) {
         return (float) (1d / Math.tanh(x));
     }
@@ -239,6 +266,14 @@ public static float exp(float fValue) {
         return (float) Math.exp(fValue);
     }
 
+    /**
+     * Returns e^fValue - 1.
+     * This is equivalent to calling Math.expm1.
+     *
+     * @param fValue The exponent to raise e to, minus 1.
+     * @return The result of e^fValue - 1.
+     * @see Math#expm1(double)
+     */
     public static float expm1(float fValue) {
         return (float) Math.expm1(fValue);
     }