$\frac{-(\mathrm{i\_Na}+\mathrm{i\_Ca}+\mathrm{i\_to}+\mathrm{i\_K}+\mathrm{i\_K1}+\mathrm{i\_b\_Na}+\mathrm{i\_b\_Ca}+\mathrm{i\_NaCa}+\mathrm{i\_NaK})+(\mathrm{rho\_x}S)^{-1}\mathrm{V\_x2}+(\mathrm{rho\_y}S)^{-1}\mathrm{V\_y2}}{\mathrm{Cm}}$ $\mathrm{alpha\_m}(1-m)-\mathrm{beta\_m}m$ $\frac{0.32(V+47.13)}{1-e^{-0.1(V+47.13)}}$ $0.08e^{\frac{-V}{11}}$ $\frac{\mathrm{v\_infinity}-v}{\mathrm{tau\_v}}$ $0.5(1-\tanh (7.74+V\times 0.12))$ $0.25+2.24\frac{1-\tanh (7.74+V\times 0.12)}{1-\tanh (0.07(V+92.4))}$ $\mathrm{g\_Na}m^{3}v^2(V-\mathrm{E\_Na})$ $\frac{RT}{F}\ln \left(\frac{\mathrm{Na\_e}}{\mathrm{Na\_i}}\right)$ $\frac{\mathrm{alpha\_d}}{\mathrm{alpha\_d}+\mathrm{beta\_d}}$ $\frac{14.98e^{-0.5\left(\frac{V-22.36}{16.68}\right)^2}}{16.68\sqrt{2\pi }}$ $0.1471-\frac{5.3e^{-0.5\left(\frac{V-6.27}{14.93}\right)^2}}{14.93\sqrt{2\pi }}$ $\mathrm{alpha\_f}(1-f)-\mathrm{beta\_f}f$ $\frac{6.87E-3}{1+e^{\frac{-(6.1546-V)}{6.12}}}$ $\frac{0.069e^{-11(V+9.825)}+0.011}{1+e^{-0.278(V+9.825)}}+5.75E-4$ $\frac{1}{1+\frac{\mathrm{Ca\_i}}{0.0006}}$ $\mathrm{g\_Ca}\mathrm{d\_infinity}f\mathrm{f\_Ca}(V-\mathrm{E\_Ca})$ $\frac{RT}{2F}\ln \left(\frac{\mathrm{Ca\_e}}{\mathrm{Ca\_i}}\right)$ $\frac{\mathrm{alpha\_r}}{\mathrm{alpha\_r}+\mathrm{beta\_r}}$ $\frac{0.5266e^{-0.0166(V-42.2912)}}{1+e^{-0.0943(V-42.2912)}}$ $\frac{5.186E-5V+0.5149e^{-0.1344(V-5.0027)}}{1+e^{-0.1348(V-5.186E-5)}}$ $\mathrm{alpha\_to}(1-\mathrm{to})-\mathrm{beta\_to}\mathrm{to}$ $\frac{5.612E-5V+0.0721e^{-0.173(V+34.2531)}}{1+e^{-0.1732(V+34.2531)}}$ $\frac{1.215E-4V+0.0767e^{1.66E-9(V+34.0235)}}{1+e^{-0.1604(V+34.0235)}}$ $\frac{\mathrm{alpha\_to}(V-\mathrm{V\_shift})}{\mathrm{alpha\_to}(V-\mathrm{V\_shift})+\mathrm{beta\_to}(V-\mathrm{V\_shift})}$ $\frac{1}{p\mathrm{alpha\_to}V+p\mathrm{beta\_to}V}$ $\mathrm{g\_to}\mathrm{r\_infinity}\mathrm{to}(V-\mathrm{E\_to})$ $\frac{RT}{F}\ln \left(\frac{0.043\mathrm{Na\_e}+\mathrm{K\_e}}{0.043\mathrm{Na\_i}+\mathrm{K\_i}}\right)$ $\frac{\mathrm{X\_infinity}-X}{\mathrm{tau\_X}}$ $\frac{0.988}{1+e^{-0.861-V\times 0.062}}$ $240e^{\frac{-(25.5+V)^2}{156}}+182(1+\tanh (0.154+0.0116V))+\mathrm{tau\_X\_a}$ $40(1-\tanh (160+2V))$ $\mathrm{g\_K}X^2(V-\mathrm{E\_K})$ $\frac{RT}{F}\ln \left(\frac{\mathrm{K\_e}}{\mathrm{K\_i}}\right)$ $\frac{\mathrm{alpha\_K1}}{\mathrm{alpha\_K1}+\mathrm{beta\_K1}}$ $\frac{0.1}{1+e^{0.06(V-\mathrm{E\_K}+200)}}$ $\frac{3e^{2E-4(V+100+-\mathrm{E\_K})}+e^{0.1(V-10+\mathrm{E\_K})}}{1+e^{-0.5(V-\mathrm{E\_K})}}$ $\mathrm{g\_K1}\mathrm{K1\_infinity}(V-\mathrm{E\_K})$ $\mathrm{g\_b\_Ca}(V-\mathrm{E\_Ca})$ $\mathrm{g\_b\_Na}(V-\mathrm{E\_Na})$ $\mathrm{g\_NaK}\mathrm{f\_NaK}\mathrm{f\_NaK\_a}$ $\frac{1}{1+0.1245e^{-0.0037V}+0.0365\mathrm{sigma}e^{-0.037V}}$ $\frac{1}{1+\left(\frac{10}{\mathrm{Na\_i}}\right)^{1.5}}\frac{\mathrm{K\_e}}{\mathrm{K\_e}+1.5}$ $0.1428(e^{\frac{\mathrm{Na\_e}}{67.3}}-1)$ $\mathrm{g\_NaCa}\mathrm{f\_NaCa}$ $(87.5^3+\mathrm{Na\_e}^3)^{-1}(1.38+\mathrm{Ca\_e})^{-1}(1+0.1e^{-0.024V})^{-1}(\mathrm{Na\_i}^3\mathrm{Ca\_e}e^{0.013V}-\mathrm{Na\_e}^3\mathrm{Ca\_i}e^{-0.024V})$