Expression 2: "a" equals left parenthesis, 1 , 0 , 0 , right parenthesis "t"a=1,0,0t
2
Expression 3: "b" equals left parenthesis, cos left parenthesis, alpha , right parenthesis , sin left parenthesis, alpha , right parenthesis , 0 , right parenthesis "t"b=cosα,sinα,0t
3
Expression 4: "c" equals left parenthesis, cos left parenthesis, alpha , right parenthesis , StartFraction, cos left parenthesis, alpha , right parenthesis minus left parenthesis, cos left parenthesis, alpha , right parenthesis , right parenthesis squared Over sin left parenthesis, alpha , right parenthesis , EndFraction , StartRoot, 1 minus cos left parenthesis, alpha , right parenthesis squared minus left parenthesis, StartFraction, cos left parenthesis, alpha , right parenthesis minus cos left parenthesis, alpha , right parenthesis squared Over sin left parenthesis, alpha , right parenthesis , EndFraction , right parenthesis squared , EndRoot , right parenthesis "t"c=cosα,cosα−cosα2sinα,1−cosα2−cosα−cosα2sinα2t
