7-22  㡣
⣺Enterȷϡ
q = 
[ 3, 4, 9, 6]
[ x, y, z, w]
[ a, b, c, d]
>> q'
ans = 
[       3, conj(x), conj(a)]
[       4, conj(y), conj(b)]
[       9, conj(z), conj(c)]
[       6, conj(w), conj(d)]
>> 
