Electric devices use electric to function

AC or DC

someone use active current or Direct current

u wanna play fortnite

add ? e on ps4 vjosh_yt

i think it because equal matrices have equal dimensions, only square matrices can be symmetric. for all indices and . every square diagonal matrix is symmetric, since all off-diagonal elements are zero. in linear algebra, a real symmetric matrix represents a self-adjoint operator over a real inner product space.