Re: Complex numbers. Help!

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From: Reg Edwards
Date: Tue, 30 Jun 1998 00:00

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j can also be considered as an operator on a vector.

Multiplication by j rotates by 90 degrees.

Multiplying twice by j rotates by 180 degrees  -  ie, in the opposite
direction and hence the change in sign.  ( j squared  =  -1)

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From: "Reg Edwards" <g4fgq.regp@btinternet.com>
Subject: Re: Complex numbers. Help!
Date: 1998/06/30
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