\addvspace {10\p@ } \addvspace {10\p@ } \addvspace {10\p@ } \addvspace {10\p@ } \contentsline {figure}{\numberline {4.1}{\ignorespaces Intersection of the Monge cone at $t=1$ $s$ for the Shallow Water equations in combination with: (\textbf {a}) a fixed bed, (\textbf {b}-\textbf {c}) the \citet {Exner20} equation, (\textbf {d}-\textbf {e}) the \citet {Hirano71} equation considering 2 sediment size fractions in aggradational conditions, (\textbf {f}-\textbf {g}) the \citet {Hirano71} equation considering 2 sediment size fractions in degradational conditions, and (\textbf {h}-\textbf {i}) the \citet {Hirano71} equation considering 3 sediment size fractions in aggradational conditions.\relax }}{16}{figure.caption.3} \contentsline {figure}{\numberline {4.2}{\ignorespaces Pannerdensch Kop bifurcation (\copyright Google Earth).\relax }}{21}{figure.caption.4} \addvspace {10\p@ } \addvspace {10\p@ } \addvspace {10\p@ } \addvspace {10\p@ }