introduction: INTRODUCTION
introduction_iev: INTRODUCTION<br/>Principles and rules followed
foreword: FOREWORD
IEC: INTERNATIONAL ELECTROTECHNICAL COMMISSION
formula: Equation
inequality: Inequality
section_iev: Section
term_def_boilerplate: |
      <p>ISO and IEC maintain terminological databases for use in
      standardization at the following addresses:</p>

      <ul>
      <li> <p>IEC Electropedia: available at
      <link target="http://www.electropedia.org"/>
      </p> </li>
      <li> <p>ISO Online browsing platform: available at
        <link target="http://www.iso.org/obp"/></p> </li>
      </ul>