Math Is Fun Forum

Dragonshade

Member

Registered: 2008-01-16

Posts: 147

What is this notation

I read this in one of my book

Let gamma be a curve of class larger than 2, with arc length s as parameter.......

the equation of the osulating plane is

What is this notation  with the brackets , [ ...., ....., ....]=0 ? Anyone have any ideas?
Thanks in advance

bobbym

bumpkin

From: Bumpkinland

Registered: 2009-04-12

Posts: 109,606

Re: What is this notation

Hi Dragonshade;

Vector equation, maybe.

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In mathematics, you don't understand things. You just get used to them.
If it ain't broke, fix it until it is.
Always satisfy the Prime Directive of getting the right answer above all else.

Dragonshade

Member

Registered: 2008-01-16

Posts: 147

Re: What is this notation

hey, I just found it. Its scalar tripple product [A,B,C] = A dot (B cross C). Ah, learned it before but didnt use that notation much, forgot hahah
thanks anyway : )

Sarah12

Guest

Re: What is this notation

Well thats kind of hard,but you will get it!!!!.:D