Answers for "latex matrix multiplication"

matrix latex

begin{bmatrix}
1 & 2 & 3 \
a & b & c \
a & b & c \
end{bmatrix}

matrix latex

begin{equation*}
A_{m,n} = 
begin{pmatrix}
a_{1,1} & a_{1,2} & cdots & a_{1,n} \
a_{2,1} & a_{2,2} & cdots & a_{2,n} \
vdots  & vdots  & ddots & vdots  \
a_{m,1} & a_{m,2} & cdots & a_{m,n} 
end{pmatrix}
end{equation*}