### Home Classes Methods

### In Files

- lib/compass/sass_extensions/functions/math.rb

### Methods

- #cos
- #e
- #logarithm
- #pi
- #pow
- #sin
- #sqrt
- #square_root
- #tan

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No matching classes.

# Compass::SassExtensions::Functions::Math

### Public Instance Methods

cos(number) click to toggle source

    # File lib/compass/sass_extensions/functions/math.rb, line 13
    def cos(number)
      trig(:cos, number)
    end

e() click to toggle source

    # File lib/compass/sass_extensions/functions/math.rb, line 23
    def e()
      Sass::Script::Number.new(Math::E)
    end

logarithm(number, base = e ) click to toggle source

    # File lib/compass/sass_extensions/functions/math.rb, line 28
    def logarithm(number, base = e )
      assert_type number, :Number
      assert_type base, :Number
      raise Sass::SyntaxError, "base to logarithm must be unitless." unless base.unitless?

      result = Math.log(number.value, base.value) rescue Math.log(number.value) / Math.log(base.value)
      Sass::Script::Number.new(result, number.numerator_units, number.denominator_units)
    end

pi() click to toggle source

    # File lib/compass/sass_extensions/functions/math.rb, line 3
    def pi()
      Sass::Script::Number.new(Math::PI)
    end

pow(number, exponent) click to toggle source

    # File lib/compass/sass_extensions/functions/math.rb, line 47
    def pow(number, exponent)
      assert_type number, :Number
      assert_type exponent, :Number
      raise Sass::SyntaxError, "exponent to pow must be unitless." unless exponent.unitless?
      Sass::Script::Number.new(number.value**exponent.value, number.numerator_units, number.denominator_units)
    end

sin(number) click to toggle source

    # File lib/compass/sass_extensions/functions/math.rb, line 8
    def sin(number)
      trig(:sin, number)
    end

sqrt(number) click to toggle source

    # File lib/compass/sass_extensions/functions/math.rb, line 39
    def sqrt(number)
      numeric_transformation(number) { |n| Math.sqrt(n) }
    end

Also aliased as: square_root
square_root(number) click to toggle source
Alias for: sqrt
tan(number) click to toggle source

    # File lib/compass/sass_extensions/functions/math.rb, line 18
    def tan(number)
      trig(:tan, number)
    end

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