Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial

Ruby Ruby Modules Ruby Core Modules Math

Trey Tomlin
Trey Tomlin
7,931 Points
Posted by Trey Tomlin
Trey Tomlin
7,931 Points

Task 3/3 Not working, HELP module Math puts Math::E = @e puts Math::PI = @pi puts Math::sqrt(9) = @sqrt end

module Math puts Math::E = @e puts Math::PI = @pi puts Math::sqrt(9) = @sqrt end

math.rb 
@pi = nil
@e  = nil
@sqrt = nil

module Math
  puts Math::E = @e
  puts Math::PI = @pi
  puts Math::sqrt(9) = @sqrt
end

1 Answer

Jay McGavren
STAFF
Jay McGavren
Treehouse Teacher
Jay McGavren
Jay McGavren
Treehouse Teacher

Your code above actually runs within the Math module. (It's also trying to assign new values to constants, which isn't allowed.) The challenge just wants you to access constants from the Math module and assign them to local variables. I've made a small change to the challenge wording that hopefully makes this clearer.

The solution to Task 1 would look like this:

@e = Math::E