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

+@

        # BigDecimal.+@

(from ruby core)
---
    +big_decimal -> self

---

Returns `self`:

    +BigDecimal(5)  # => 0.5e1
    +BigDecimal(-5) # => -0.5e1



      

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.