LaTex编程笔记---(4): 在Python中写Latex (5/15/2020)

sig1_formula = r' \sigma_1^{´}=\sigma_3^{´}                    \sigma_{ci} \times (m_b \times                   \frac{\sigma_3^{´}}{\sigma_{ci}}   s)^a'  

tau_formula = r'\tau^{´} = (\sigma_1^{´} - \sigma_3^{´})                \frac{\sqrt{d\sigma_1^{´}/d\sigma_3^{´}}}                {d\sigma_1^{´}/d\sigma_3^{´}   1}'

sig1_formula_mohr = r'\sigma_1^{´}                  =\frac{2c \times \cos{\phi}}                  {1-\sin{\phi}} \frac{1 \sin{\phi}}                  {1-\sin{\phi}} \times \sigma_3'