You take the y component, take the derivative with respect to x, take the x component, differentiate with respect to y, you should get the same answer. And that is important to know.

对y分量，关于x求导，对x分量，关于y求导，应该得到相同结果，这个知识点很重要。

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The top left corner of any component is represented by x and y values.

任何组件的左上角都由 x 和 y 值表示。

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Since exp(i*pi)=-1, CPhase(pi,x) will flip the sign of the |1> component.

由于 exp(i*pi)=-1， CPhase(pi,x) 会对 |1> 分量的符号取反。

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This 1366 x 768 resolution set with "satisfactory" 800:1 contrast ratio features an "adequate" set of connectors including 3 x SCART (with RGB), DVI, component, and D-sub for computers.

ENGADGET: B&O BeoVision 7-40 reviewed

And you can bet that a key component of marketing The Wolverine will be Hugh Jackman and company apologizing for everything that went wrong with X-Men Origins: Wolverine, likely without actually offering any concrete details of what actually went wrong.

FORBES: Why I'm Glad Todd Phillips Is Defending 'The Hangover 2'