Class: Plurimath::Math::Function::Sum

Inherits:
TernaryFunction show all
Defined in:
lib/plurimath/math/function/sum.rb

Instance Attribute Summary

Attributes inherited from TernaryFunction

#parameter_one, #parameter_three, #parameter_two

Instance Method Summary collapse

Methods inherited from TernaryFunction

#==, #class_name, #initialize

Methods inherited from Core

#class_name, #empty_tag, #insert_t_tag, #nary_attr_value, #omml_parameter, #tag_name, #validate_function_formula

Constructor Details

This class inherits a constructor from Plurimath::Math::Function::TernaryFunction

Instance Method Details

#to_asciimath ⇒ Object 



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# File 'lib/plurimath/math/function/sum.rb', line 9

def to_asciimath
  first_value = "_#{wrapped(parameter_one)}" if parameter_one
  second_value = "^#{wrapped(parameter_two)}" if parameter_two
  "sum#{first_value}#{second_value} #{parameter_three&.to_asciimath}".strip
end

#to_html ⇒ Object 



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# File 'lib/plurimath/math/function/sum.rb', line 51

def to_html
  first_value = "<sub>#{parameter_one.to_html}</sub>" if parameter_one
  second_value = "<sup>#{parameter_two.to_html}</sup>" if parameter_two
  "<i>&sum;</i>#{first_value}#{second_value}"
end

#to_latex ⇒ Object 



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# File 'lib/plurimath/math/function/sum.rb', line 15

def to_latex
  first_value = "_{#{parameter_one.to_latex}}" if parameter_one
  second_value = "^{#{parameter_two.to_latex}}" if parameter_two
  "\\sum#{first_value}#{second_value} #{parameter_three&.to_latex}".strip
end

#to_mathml_without_math_tag ⇒ Object 



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# File 'lib/plurimath/math/function/sum.rb', line 21

def to_mathml_without_math_tag
  first_value = Utility.ox_element("mo") << invert_unicode_symbols.to_s
  if parameter_one || parameter_two
    value_array = []
    value_array << parameter_one&.to_mathml_without_math_tag
    value_array << parameter_two&.to_mathml_without_math_tag
    tag_name = if parameter_two && parameter_one
                 "underover"
               else
                 parameter_one ? "under" : "over"
               end
    munderover_tag = Utility.ox_element("m#{tag_name}")
    Utility.update_nodes(
      munderover_tag,
      value_array.insert(0, first_value),
    )
    return munderover_tag if parameter_three.nil?

    Utility.update_nodes(
      Utility.ox_element("mrow"),
      [
        munderover_tag,
        parameter_three&.to_mathml_without_math_tag,
      ].flatten.compact,
    )
  else
    first_value
  end
end

#to_omml_without_math_tag ⇒ Object 



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# File 'lib/plurimath/math/function/sum.rb', line 57

def to_omml_without_math_tag
  if all_values_exist?
    nary = Utility.ox_element("nary", namespace: "m")
    Utility.update_nodes(
      nary,
      [
        narypr("∑"),
        omml_parameter(parameter_one, tag_name: "sub"),
        omml_parameter(parameter_two, tag_name: "sup"),
        omml_parameter(parameter_three, tag_name: "e"),
      ],
    )
    [nary]
  else
    r_tag = Utility.ox_element("r", namespace: "m")
    t_tag = Utility.ox_element("t", namespace: "m")
    r_tag << (t_tag << "&#x2211;")
    [r_tag]
  end
end