Added function references in README

README.md

@@ -11,3 +11,64 @@ A simple plugin for the Godot game engine which implements additional mathematic
 ## Usage
 
 All added mathematical functions are staticly available through the helper class "Math". That means that no class instanciation is nessesary.
+
+
+```gdscript
+# Checks if a value is positive or not.
+static func isPositive(value: float) -> bool:
+```
+
+```gdscript
+# Checks if a value is negative or not.
+static func isNegative(value: float) -> bool:
+```
+
+```gdscript
+# Calculates the logarithm of a certain specified base.
+static func logWithBase(value: float, base: float) -> float:
+```
+
+```gdscript
+# Shorthand function for calculating the natural logarithm.
+static func logE(value: float) -> float:
+```
+
+```gdscript
+# Calculates the n-th root of a certain value.
+static func nthRoot(order: int, radicant: float) -> float:
+```
+
+```gdscript
+# Rounds values to a certain digit.
+static func round_to_dec(num: float, digit: int) -> float:
+```
+
+```gdscript
+# Rounds the values of a Vector2 to a certain digit.
+static func roundVector2ToDec(vector: Vector2, digit: int) -> Vector2:
+```
+
+```gdscript
+# Rounds the values of a Vector3 to a certain digit.
+static func roundVector3ToDec(vector: Vector3, digit: int) -> Vector3:
+```
+
+```gdscript
+# Checks if two values are equal until a certain specified digit.
+static func equalToDigit(num1: float, num2: float, rounding_digit: int) -> bool:
+```
+
+```gdscript
+# Checks if the values inside two Vector2 objects are equal until a certain specified digit.
+static func vector2EqualToDigit(num1: Vector2, num2: Vector2, rounding_digit: int) -> bool:
+```
+
+```gdscript
+# Checks if the values inside two Vector3 objects are equal until a certain specified digit.
+static func vector3EqualToDigit(num1: Vector3, num2: Vector3, rounding_digit: int) -> bool:
+```
+
+```gdscript
+# Calculates the factorial of a given number.
+static func fact(num: int) -> int:
+```