Class: Multiplicative

Inherits:

Object

• Object
• Multiplicative

Extended by:

Fr::Monoid

Defined in:

lib/fr/monoid/numeric.rb

Class Method Summary

• .plus(a, b) ⇒ Object

  Numeric a => a -> a -> a.

• .zero ⇒ Object

  Numeric a => a.

Methods included from Fr::Monoid

filter, guard, sum

Class Method Details

.plus(a, b) ⇒ Object

Numeric a => a -> a -> a

# File 'lib/fr/monoid/numeric.rb', line 27

def plus(a, b)
  a * b
end

.zero ⇒ Object

Numeric a => a

# File 'lib/fr/monoid/numeric.rb', line 22

def zero
  1
end