This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.

** 

        # Integer.**

(from ruby core)
---
    self ** numeric -> numeric_result

---

Raises `self` to the power of `numeric`:

    2 ** 3              # => 8
    2 ** -3             # => (1/8)
    -2 ** 3             # => -8
    -2 ** -3            # => (-1/8)
    2 ** 3.3            # => 9.849155306759329
    2 ** Rational(3, 1) # => (8/1)
    2 ** Complex(3, 0)  # => (8+0i)

This is MURDOC! A Ruby documentation browser inspired by Smalltalk-80. It allows you to learn about Ruby by browsing through its class hierarchies, and see any of its methods.