Questions tagged [mapping]

In Sorting according to more than one key in pgfplotstable, I added the column Kind by hand. I need to define mapping between the column Mtx and the column Kind in latex code or in another raw text file. That is, A will map to LP, C will map to OPT,…

i need write this map with this align. i've tried this but is wrong \begin{align*} \psi\colon A&\longrightarrow& B(D) \\ T&\longmapsto&\hat{T} \\ && \hat{T}\colon D &\longrightarrow \mathbb{C} \\ S &&&\longmapsto …