Answers for "reference an equation latex"

latex labels

ch:		chapter
sec:	section
subsec:	subsection
fig:	figure
tab:	table
eq:		equation
lst:	code listing
itm:	enumerated list item
alg:	algorithm
app:	appendix subsection

equation latex

The mass-energy equivalence is described by the famous equation

[E=mc^2]

discovered in 1905 by Albert Einstein. 
In natural units ($c$ = 1), the formula expresses the identity

begin{equation}
E=m
end{equation}