\hypertarget{interfacemom__eos__linear_1_1calculate__density__derivs__linear}{}\section{mom\+\_\+eos\+\_\+linear\+:\+:calculate\+\_\+density\+\_\+derivs\+\_\+linear Interface Reference} \label{interfacemom__eos__linear_1_1calculate__density__derivs__linear}\index{mom\+\_\+eos\+\_\+linear\+::calculate\+\_\+density\+\_\+derivs\+\_\+linear@{mom\+\_\+eos\+\_\+linear\+::calculate\+\_\+density\+\_\+derivs\+\_\+linear}} \subsection{Detailed Description} For a given thermodynamic state, return the derivatives of density with temperature and salinity using the simple linear equation of state. Definition at line 40 of file M\+O\+M\+\_\+\+E\+O\+S\+\_\+linear.\+F90. \subsection*{Private functions} \begin{DoxyCompactItemize} \item subroutine \hyperlink{interfacemom__eos__linear_1_1calculate__density__derivs__linear_ae0e388dcf3724a78cf81c5f08e420bfa}{calculate\+\_\+density\+\_\+derivs\+\_\+scalar\+\_\+linear} (T, S, pressure, drho\+\_\+d\+T\+\_\+out, drho\+\_\+d\+S\+\_\+out, Rho\+\_\+\+T0\+\_\+\+S0, d\+Rho\+\_\+dT, d\+Rho\+\_\+dS) \begin{DoxyCompactList}\small\item\em This subroutine calculates the partial derivatives of density $\ast$ with potential temperature and salinity for a single point. \end{DoxyCompactList}\item subroutine \hyperlink{interfacemom__eos__linear_1_1calculate__density__derivs__linear_a006f0049f8c51618ca5ee954186f2f95}{calculate\+\_\+density\+\_\+derivs\+\_\+array\+\_\+linear} (T, S, pressure, drho\+\_\+d\+T\+\_\+out, drho\+\_\+d\+S\+\_\+out, Rho\+\_\+\+T0\+\_\+\+S0, d\+Rho\+\_\+dT, d\+Rho\+\_\+dS, start, npts) \begin{DoxyCompactList}\small\item\em This subroutine calculates the partial derivatives of density $\ast$ with potential temperature and salinity. \end{DoxyCompactList}\end{DoxyCompactItemize} \subsection{Detailed Description} For a given thermodynamic state, return the derivatives of density with temperature and salinity using the simple linear equation of state. Definition at line 40 of file M\+O\+M\+\_\+\+E\+O\+S\+\_\+linear.\+F90. \subsection{Functions and subroutines} \mbox{\Hypertarget{interfacemom__eos__linear_1_1calculate__density__derivs__linear_a006f0049f8c51618ca5ee954186f2f95}\label{interfacemom__eos__linear_1_1calculate__density__derivs__linear_a006f0049f8c51618ca5ee954186f2f95}} \index{mom\+\_\+eos\+\_\+linear\+::calculate\+\_\+density\+\_\+derivs\+\_\+linear@{mom\+\_\+eos\+\_\+linear\+::calculate\+\_\+density\+\_\+derivs\+\_\+linear}!calculate\+\_\+density\+\_\+derivs\+\_\+array\+\_\+linear@{calculate\+\_\+density\+\_\+derivs\+\_\+array\+\_\+linear}} \index{calculate\+\_\+density\+\_\+derivs\+\_\+array\+\_\+linear@{calculate\+\_\+density\+\_\+derivs\+\_\+array\+\_\+linear}!mom\+\_\+eos\+\_\+linear\+::calculate\+\_\+density\+\_\+derivs\+\_\+linear@{mom\+\_\+eos\+\_\+linear\+::calculate\+\_\+density\+\_\+derivs\+\_\+linear}} \subsubsection{\texorpdfstring{calculate\+\_\+density\+\_\+derivs\+\_\+array\+\_\+linear()}{calculate\_density\_derivs\_array\_linear()}} {\footnotesize\ttfamily subroutine mom\+\_\+eos\+\_\+linear\+::calculate\+\_\+density\+\_\+derivs\+\_\+linear\+::calculate\+\_\+density\+\_\+derivs\+\_\+array\+\_\+linear (\begin{DoxyParamCaption}\item[{real, dimension(\+:), intent(in)}]{T, }\item[{real, dimension(\+:), intent(in)}]{S, }\item[{real, dimension(\+:), intent(in)}]{pressure, }\item[{real, dimension(\+:), intent(out)}]{drho\+\_\+d\+T\+\_\+out, }\item[{real, dimension(\+:), intent(out)}]{drho\+\_\+d\+S\+\_\+out, }\item[{real, intent(in)}]{Rho\+\_\+\+T0\+\_\+\+S0, }\item[{real, intent(in)}]{d\+Rho\+\_\+dT, }\item[{real, intent(in)}]{d\+Rho\+\_\+dS, }\item[{integer, intent(in)}]{start, }\item[{integer, intent(in)}]{npts }\end{DoxyParamCaption})\hspace{0.3cm}{\ttfamily [private]}} This subroutine calculates the partial derivatives of density $\ast$ with potential temperature and salinity. \begin{DoxyParams}[1]{Parameters} \mbox{\tt in} & {\em t} & Potential temperature relative to the surface \mbox{[}degC\mbox{]}.\\ \hline \mbox{\tt in} & {\em s} & Salinity \mbox{[}P\+SU\mbox{]}.\\ \hline \mbox{\tt in} & {\em pressure} & Pressure \mbox{[}Pa\mbox{]}.\\ \hline \mbox{\tt out} & {\em drho\+\_\+dt\+\_\+out} & The partial derivative of density with potential temperature \mbox{[}kg m-\/3 deg\+C-\/1\mbox{]}.\\ \hline \mbox{\tt out} & {\em drho\+\_\+ds\+\_\+out} & The partial derivative of density with salinity \mbox{[}kg m-\/3 ppt-\/1\mbox{]}.\\ \hline \mbox{\tt in} & {\em rho\+\_\+t0\+\_\+s0} & The density at T=0, S=0 \mbox{[}kg m-\/3\mbox{]}.\\ \hline \mbox{\tt in} & {\em drho\+\_\+dt} & The derivative of density with temperature \mbox{[}kg m-\/3 deg\+C-\/1\mbox{]}.\\ \hline \mbox{\tt in} & {\em drho\+\_\+ds} & The derivative of density with salinity \mbox{[}kg m-\/3 ppt-\/1\mbox{]}.\\ \hline \mbox{\tt in} & {\em start} & The starting point in the arrays.\\ \hline \mbox{\tt in} & {\em npts} & The number of values to calculate. \\ \hline \end{DoxyParams} Definition at line 165 of file M\+O\+M\+\_\+\+E\+O\+S\+\_\+linear.\+F90. \begin{DoxyCode} 165 \textcolor{keywordtype}{real}, \textcolor{keywordtype}{intent(in)}, \textcolor{keywordtype}{dimension(:)} :: t\textcolor{comment}{ !< Potential temperature relative to the surface} 166 \textcolor{comment}{ !! [degC].} 167 \textcolor{keywordtype}{real}, \textcolor{keywordtype}{intent(in)}, \textcolor{keywordtype}{dimension(:)} :: s\textcolor{comment}{ !< Salinity [PSU].} 168 \textcolor{keywordtype}{real}, \textcolor{keywordtype}{intent(in)}, \textcolor{keywordtype}{dimension(:)} :: pressure\textcolor{comment}{ !< Pressure [Pa].} 169 \textcolor{keywordtype}{real}, \textcolor{keywordtype}{intent(out)}, \textcolor{keywordtype}{dimension(:)} :: drho\_dt\_out\textcolor{comment}{ !< The partial derivative of density with} 170 \textcolor{comment}{ !! potential temperature [kg m-3 degC-1].} 171 \textcolor{keywordtype}{real}, \textcolor{keywordtype}{intent(out)}, \textcolor{keywordtype}{dimension(:)} :: drho\_ds\_out\textcolor{comment}{ !< The partial derivative of density with} 172 \textcolor{comment}{ !! salinity [kg m-3 ppt-1].} 173 \textcolor{keywordtype}{real}, \textcolor{keywordtype}{intent(in)} :: rho\_t0\_s0\textcolor{comment}{ !< The density at T=0, S=0 [kg m-3].} 174 \textcolor{keywordtype}{real}, \textcolor{keywordtype}{intent(in)} :: drho\_dt\textcolor{comment}{ !< The derivative of density with temperature [kg m-3 degC-1].} 175 \textcolor{keywordtype}{real}, \textcolor{keywordtype}{intent(in)} :: drho\_ds\textcolor{comment}{ !< The derivative of density with salinity [kg m-3 ppt-1].} 176 \textcolor{keywordtype}{integer}, \textcolor{keywordtype}{intent(in)} :: start\textcolor{comment}{ !< The starting point in the arrays.} 177 \textcolor{keywordtype}{integer}, \textcolor{keywordtype}{intent(in)} :: npts\textcolor{comment}{ !< The number of values to calculate.} 178 \textcolor{comment}{! Local variables} 179 \textcolor{keywordtype}{integer} :: j 180 181 \textcolor{keywordflow}{do} j=start,start+npts-1 182 drho\_dt\_out(j) = drho\_dt 183 drho\_ds\_out(j) = drho\_ds 184 \textcolor{keywordflow}{ enddo} 185 \end{DoxyCode} \mbox{\Hypertarget{interfacemom__eos__linear_1_1calculate__density__derivs__linear_ae0e388dcf3724a78cf81c5f08e420bfa}\label{interfacemom__eos__linear_1_1calculate__density__derivs__linear_ae0e388dcf3724a78cf81c5f08e420bfa}} \index{mom\+\_\+eos\+\_\+linear\+::calculate\+\_\+density\+\_\+derivs\+\_\+linear@{mom\+\_\+eos\+\_\+linear\+::calculate\+\_\+density\+\_\+derivs\+\_\+linear}!calculate\+\_\+density\+\_\+derivs\+\_\+scalar\+\_\+linear@{calculate\+\_\+density\+\_\+derivs\+\_\+scalar\+\_\+linear}} \index{calculate\+\_\+density\+\_\+derivs\+\_\+scalar\+\_\+linear@{calculate\+\_\+density\+\_\+derivs\+\_\+scalar\+\_\+linear}!mom\+\_\+eos\+\_\+linear\+::calculate\+\_\+density\+\_\+derivs\+\_\+linear@{mom\+\_\+eos\+\_\+linear\+::calculate\+\_\+density\+\_\+derivs\+\_\+linear}} \subsubsection{\texorpdfstring{calculate\+\_\+density\+\_\+derivs\+\_\+scalar\+\_\+linear()}{calculate\_density\_derivs\_scalar\_linear()}} {\footnotesize\ttfamily subroutine mom\+\_\+eos\+\_\+linear\+::calculate\+\_\+density\+\_\+derivs\+\_\+linear\+::calculate\+\_\+density\+\_\+derivs\+\_\+scalar\+\_\+linear (\begin{DoxyParamCaption}\item[{real, intent(in)}]{T, }\item[{real, intent(in)}]{S, }\item[{real, intent(in)}]{pressure, }\item[{real, intent(out)}]{drho\+\_\+d\+T\+\_\+out, }\item[{real, intent(out)}]{drho\+\_\+d\+S\+\_\+out, }\item[{real, intent(in)}]{Rho\+\_\+\+T0\+\_\+\+S0, }\item[{real, intent(in)}]{d\+Rho\+\_\+dT, }\item[{real, intent(in)}]{d\+Rho\+\_\+dS }\end{DoxyParamCaption})\hspace{0.3cm}{\ttfamily [private]}} This subroutine calculates the partial derivatives of density $\ast$ with potential temperature and salinity for a single point. \begin{DoxyParams}[1]{Parameters} \mbox{\tt in} & {\em t} & Potential temperature relative to the surface \mbox{[}degC\mbox{]}.\\ \hline \mbox{\tt in} & {\em s} & Salinity \mbox{[}P\+SU\mbox{]}.\\ \hline \mbox{\tt in} & {\em pressure} & pressure \mbox{[}Pa\mbox{]}.\\ \hline \mbox{\tt out} & {\em drho\+\_\+dt\+\_\+out} & The partial derivative of density with potential temperature \mbox{[}kg m-\/3 deg\+C-\/1\mbox{]}.\\ \hline \mbox{\tt out} & {\em drho\+\_\+ds\+\_\+out} & The partial derivative of density with salinity \mbox{[}kg m-\/3 ppt-\/1\mbox{]}.\\ \hline \mbox{\tt in} & {\em rho\+\_\+t0\+\_\+s0} & The density at T=0, S=0 \mbox{[}kg m-\/3\mbox{]}.\\ \hline \mbox{\tt in} & {\em drho\+\_\+dt} & The derivatives of density with temperature \mbox{[}kg m-\/3 deg\+C-\/1\mbox{]}.\\ \hline \mbox{\tt in} & {\em drho\+\_\+ds} & The derivatives of density with salinity \mbox{[}kg m-\/3 ppt-\/1\mbox{]}. \\ \hline \end{DoxyParams} Definition at line 192 of file M\+O\+M\+\_\+\+E\+O\+S\+\_\+linear.\+F90. \begin{DoxyCode} 192 \textcolor{keywordtype}{real}, \textcolor{keywordtype}{intent(in)} :: t\textcolor{comment}{ !< Potential temperature relative to the surface} 193 \textcolor{comment}{ !! [degC].} 194 \textcolor{keywordtype}{real}, \textcolor{keywordtype}{intent(in)} :: s\textcolor{comment}{ !< Salinity [PSU].} 195 \textcolor{keywordtype}{real}, \textcolor{keywordtype}{intent(in)} :: pressure\textcolor{comment}{ !< pressure [Pa].} 196 \textcolor{keywordtype}{real}, \textcolor{keywordtype}{intent(out)} :: drho\_dt\_out\textcolor{comment}{ !< The partial derivative of density with} 197 \textcolor{comment}{ !! potential temperature [kg m-3 degC-1].} 198 \textcolor{keywordtype}{real}, \textcolor{keywordtype}{intent(out)} :: drho\_ds\_out\textcolor{comment}{ !< The partial derivative of density with} 199 \textcolor{comment}{ !! salinity [kg m-3 ppt-1].} 200 \textcolor{keywordtype}{real}, \textcolor{keywordtype}{intent(in)} :: rho\_t0\_s0\textcolor{comment}{ !< The density at T=0, S=0 [kg m-3].} 201 \textcolor{keywordtype}{real}, \textcolor{keywordtype}{intent(in)} :: drho\_dt\textcolor{comment}{ !< The derivatives of density with temperature [kg m-3 degC-1].} 202 \textcolor{keywordtype}{real}, \textcolor{keywordtype}{intent(in)} :: drho\_ds\textcolor{comment}{ !< The derivatives of density with salinity [kg m-3 ppt-1].} 203 drho\_dt\_out = drho\_dt 204 drho\_ds\_out = drho\_ds 205 \end{DoxyCode} The documentation for this interface was generated from the following file\+:\begin{DoxyCompactItemize} \item /home/cermak/src/\+M\+O\+M6.\+devrob/src/equation\+\_\+of\+\_\+state/M\+O\+M\+\_\+\+E\+O\+S\+\_\+linear.\+F90\end{DoxyCompactItemize}