Hidden Label: left parenthesis, cos "a" , sin "a" , right parenthesis for "a" equals left bracket, 0 , StartFraction, tau Over "s" , EndFraction ... tau , right bracketcosa,sinafora=0,τs...τ
Label
equals=
left parenthesis, 1 , 0 , right parenthesis1,0
left parenthesis, 0 , 1 , right parenthesis0,1
left parenthesis, negative 1 , 0 , right parenthesis−1,0
left parenthesis, 0 , negative 1 , right parenthesis0,−1