Polarization identity (original) (raw)

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En matematiko, polariza idento estas idento kun eroj de vektora spaco super la reelaj nombroj kies normo estas difinita per ĝia . Tiam por ĉiuj eroj de la spaco (vektoroj) x kaj y ||x + y||2 = ||x||2 + ||y||2 + 2 (1) Ĉi tiu idento estas analoga al la formulo por la kvadrato de dutermo: (x + y)2 = x2 + y2 + 2xy (2)

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dbo:abstract En matematiko, polariza idento estas idento kun eroj de vektora spaco super la reelaj nombroj kies normo estas difinita per ĝia . Tiam por ĉiuj eroj de la spaco (vektoroj) x kaj y | x + y
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rdfs:comment En matematiko, polariza idento estas idento kun eroj de vektora spaco super la reelaj nombroj kies normo estas difinita per ĝia . Tiam por ĉiuj eroj de la spaco (vektoroj) x kaj y | x + y
rdfs:label Polarisationsformel (de) Polariza idento (eo) Identidad de polarización (es) Identité de polarisation (fr) 極化恒等式 (ja) Polarization identity (en) Tożsamość polaryzacyjna (pl) Identidade de polarização (pt) Polarisationsidentiteten (sv) Поляризаційна тотожність (uk) 极化恒等式 (zh)
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