Minor fix

research.html

@@ -100,7 +100,7 @@ <h1>Research</h1>
 
                     <h3>Research interests</h3>
 
-                    <p>My general research interests lie in <a href="https://en.wikipedia.org/wiki/Numerical_methods_for_partial_differential_equations">numerical methods for PDEs</a> and <a href="https://en.wikipedia.org/wiki/Integral_equation">integral equations</a>, <a href="https://en.wikipedia.org/wiki/Inverse_problem">inverse problems</a>, <a href="https://en.wikipedia.org/wiki/Approximation_theory">approximation theory</a>, and <a href="https://en.wikipedia.org/wiki/Machine_learning">machine learning</a>. More generally, my background is in <a href="https://en.wikipedia.org/wiki/Numerical_analysis">numerical analysis</a> and <a href="https://en.wikipedia.org/wiki/Computational_science">scientific computing</a>. I highlight, here, my contributions to the following four topics:</p>
+                    <p>My general research interests lie in <a href="https://en.wikipedia.org/wiki/Numerical_methods_for_partial_differential_equations">numerical methods for PDEs</a> and <a href="https://en.wikipedia.org/wiki/Integral_equation">integral equations</a>, <a href="https://en.wikipedia.org/wiki/Inverse_problem">inverse problems</a>, <a href="https://en.wikipedia.org/wiki/Approximation_theory">approximation theory</a>, and <a href="https://en.wikipedia.org/wiki/Machine_learning">machine learning</a>. More generally, my background is in <a href="https://en.wikipedia.org/wiki/Numerical_analysis">numerical analysis</a> and <a href="https://en.wikipedia.org/wiki/Computational_science">scientific computing</a>. I highlight below my contributions to the following four topics:</p>
 
                     <ul>
                     <li><a href="#section1">Inverse acoustic scattering;</a></li>