udieren. 
                    
                    
                </aside>
            </section>


            <section class="center">
                <blockquote>
                    <p>"Abstraction should follow experience, </br> not precede it."</p>
                    <p> Michael Atiyah</p>
                </blockquote>



                <aside class="notes">

                </aside>

            </section>

            <section>
                <h1>Design Patterns</h1>

                <blockquot