(adsbygoogle = window.adsbygoogle || []).push({}); Help me to show this inequality ????

Hi,

I have to show this inequality

| ||x||-||y|| | <= ||x-y||

I have tried to use the Couchy-Schwarz inequality but I didn't get anything.

Could anyone help me solving this.

Thanks a lot.

florent

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# Homework Help: Help me to show this inequality ?

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