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documentclass{article}

usepackage{mathtools, diffcoeff}

DeclarePairedDelimiterabs{lvert}{rvert}



begin{document}



[

abs*{diffp[k_1,k_2,l]{u_0}

           {x_1, x_2, t}} leq C

]



end{document} 

documentclass{article}

usepackage{mathtools, diffcoeff}

DeclarePairedDelimiterabs{lvert}{rvert}



begin{document}



[

abs*{diffp[k_1,k_2,l]{u_0}

           {x_1, x_2, t}} leq C

]



end{document} 

documentclass{article}

usepackage{mathtools, diffcoeff}

DeclarePairedDelimiterabs{lvert}{rvert}



begin{document}



[

abs*{diffp[k_1,k_2,l]{u_0}

           {x_1, x_2, t}} leq C

]



end{document} 

documentclass{article}

usepackage{mathtools, diffcoeff}

DeclarePairedDelimiterabs{lvert}{rvert}



begin{document}



[

abs*{diffp[k_1,k_2,l]{u_0}

           {x_1, x_2, t}} leq C

]



end{document} 

add a comment | 

[leftlvertfrac{partial^{k+l}u_0}

{{partial x_1}^{k_1}{partial x_2}^{k_2}partial t^l}rightrvert

leq C]

[leftlvertfrac{partial^{k+l}u_0}

{{partial x_1}^{k_1}{partial x_2}^{k_2}partial t^l}rightrvert

leq C]

[leftlvertfrac{partial^{k+l}u_0}

{{partial x_1}^{k_1}{partial x_2}^{k_2}partial t^l}rightrvert

leq C]

[leftlvertfrac{partial^{k+l}u_0}

{{partial x_1}^{k_1}{partial x_2}^{k_2}partial t^l}rightrvert

leq C]

add a comment | 

documentclass{article}

usepackage{mathtools}

DeclarePairedDelimiterabs{lvert}{rvert}



begin{document}

[

abs*{frac{partial^{k+l}u_0}

           {partial x_1^{k_1}partial x_2^{k_2}partial t^l}} leq C

]

end{document}

documentclass{article}

usepackage{mathtools}

DeclarePairedDelimiterabs{lvert}{rvert}



begin{document}

[

abs*{frac{partial^{k+l}u_0}

           {partial x_1^{k_1}partial x_2^{k_2}partial t^l}} leq C

]

end{document}

documentclass{article}

usepackage{mathtools}

DeclarePairedDelimiterabs{lvert}{rvert}



begin{document}

[

abs*{frac{partial^{k+l}u_0}

           {partial x_1^{k_1}partial x_2^{k_2}partial t^l}} leq C

]

end{document}

documentclass{article}

usepackage{mathtools}

DeclarePairedDelimiterabs{lvert}{rvert}



begin{document}

[

abs*{frac{partial^{k+l}u_0}

           {partial x_1^{k_1}partial x_2^{k_2}partial t^l}} leq C

]

end{document}

add a comment | 

documentclass{report}

usepackage{amsmath}



begin{document}

[ Bigglvert 

   frac{partial^{k+l}u_0}

        {partial^{k_1}{x_1}, 

         partial^{k_2}{x_2}, 

         partial^{l}{t}} 

   Biggrvert leq C, 

]

end{document}

documentclass{report}

usepackage{amsmath}



begin{document}

[ Bigglvert 

   frac{partial^{k+l}u_0}

        {partial^{k_1}{x_1}, 

         partial^{k_2}{x_2}, 

         partial^{l}{t}} 

   Biggrvert leq C, 

]

end{document}

documentclass{report}

usepackage{amsmath}



begin{document}

[ Bigglvert 

   frac{partial^{k+l}u_0}

        {partial^{k_1}{x_1}, 

         partial^{k_2}{x_2}, 

         partial^{l}{t}} 

   Biggrvert leq C, 

]

end{document}

documentclass{report}

usepackage{amsmath}



begin{document}

[ Bigglvert 

   frac{partial^{k+l}u_0}

        {partial^{k_1}{x_1}, 

         partial^{k_2}{x_2}, 

         partial^{l}{t}} 

   Biggrvert leq C, 

]

end{document}

add a comment | 

documentclass{article}



begin{document}

$ left | frac{partial^{k+1}u_0}{{partial x_1}^{k_1} {partial x_2}^{k_2} partial t^l} right | leq C $

end{document}

documentclass{article}



begin{document}

$ left | frac{partial^{k+1}u_0}{{partial x_1}^{k_1} {partial x_2}^{k_2} partial t^l} right | leq C $

end{document}

documentclass{article}



begin{document}

$ left | frac{partial^{k+1}u_0}{{partial x_1}^{k_1} {partial x_2}^{k_2} partial t^l} right | leq C $

end{document}

documentclass{article}



begin{document}

$ left | frac{partial^{k+1}u_0}{{partial x_1}^{k_1} {partial x_2}^{k_2} partial t^l} right | leq C $

end{document}

add a comment |