Lucha Label

Cross referencing sections, equations and floats - Overleaf The label is set after the \section statement, i.e. the \label command should be added after the counter number for the section has been generated. This also works on chapters, subsections and subsubsections. See Sections and chapters . Open an example in Overleaf Referencing equations, figures and tables latex - How to label each equation in align environment ... - Stack ... You can label each line separately, in your case: \begin {align} \lambda_i + \mu_i = 0 \label {eq:1}\\ \mu_i \xi_i = 0 \label {eq:2}\\ \lambda_i [y_i ( w^T x_i + b) - 1 + \xi_i] = 0 \label {eq:3} \end {align} Note that this only works for AMS environments that are designed for multiple equations (as opposed to multiline single equations). Share How do I reference my LaTeX tables or equations? To reference a LaTeX table or equation in LaTeX you need to make sure that you insert a label in your table or equation and that such label has a tab: pr...