diff --git a/smnp.math.md b/smnp.math.md
index 2d060ea..f0c3b8e 100644
--- a/smnp.math.md
+++ b/smnp.math.md
@@ -1,10 +1,11 @@
 # Functions
 ## random
 ```
-random(min: int, max: int)
-random(min: float, max: float)
+random(min: int, max: int)     #1
+random(min: float, max: float) #2
+random()                       #3
 ```
-Returns a random number from a given range _exclusively_.
+Returns a random number from a given range _exclusively_ (`#1`, `#2`). Returns the random `float` value uniformly distributed between 0 (inclusive) and 1 (exclusive) if no argument passed (`#3`).
 
 #### Output
 * `int` if passed arguments are of `int` type
@@ -80,10 +81,4 @@ Returns a list contained of integers from `begin` (inclusive) to `end` (exclusiv
 #### Example
 ```
 println(range(4, 20, 2));    # [4, 6, 8, 10, 12, 14, 16, 18]
-```
-
-## random
-```
-random()
-```
-Gets the random `float` value uniformly distributed between 0 (inclusive) and 1 (exclusive).
\ No newline at end of file
+```
\ No newline at end of file