In essence we are looking for some way to average the individual unitary matrices Uₖ. But a linear combination of unitary matrices does not remain unitary.

Meanwhile, in the popular mind umming was simply a bad habit, akin to spitting or picking one’s nose.

Another reprehēſion of this colour is in reſpect of defatigation, vvhich makes perſeuerance of greater dignity than inception, for chance or inſtinct of nature may cauſe inception, but ſetled affection, or iudgement, maketh the continuance.

Because some government officials apparently talked out of turn, the Russians can now engage in ballistics blackmail with our allies.