square root of -1

quizzelsnatch

Senior member
Nov 12, 2004
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what's the character that represents the square root of negative one? like... the greek one, it's sort of like an i but not really.
 

TechnoKid

Diamond Member
Feb 12, 2001
5,575
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i thought you couldn't take the roots of negative numbers unless you start using imaginary numbers.
 

MikeMike

Lifer
Feb 6, 2000
45,885
66
91
Originally posted by: TechnoKid
i thought you couldn't take the roots of negative numbers unless you start using imaginary numbers.

did you read the thread?

MIKE
 

dighn

Lifer
Aug 12, 2001
22,820
4
81
Originally posted by: TechnoKid
i thought you couldn't take the roots of negative numbers unless you start using imaginary numbers.

he didn't say anything about taking the roots...
 

TechnoKid

Diamond Member
Feb 12, 2001
5,575
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Originally posted by: nourdmrolNMT1
Originally posted by: TechnoKid
i thought you couldn't take the roots of negative numbers unless you start using imaginary numbers.

did you read the thread?

MIKE

i'm the second reply posted at the same time of the first one. and yes i did read the thread, and yes i knew they were imaginary numbers as i said in my post.
 

Nebor

Lifer
Jun 24, 2003
29,582
12
76
Originally posted by: TechnoKid
i thought you couldn't take the roots of negative numbers unless you start using imaginary numbers.

Exactly. The symbol is i. Although technically, the square root of -1 can be either i or -i.
 

Stojakapimp

Platinum Member
Jun 28, 2002
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it's usually either i or j. But it can be anything...it's not like it'll change the fact that you're calling it a complex number
 

TechnoKid

Diamond Member
Feb 12, 2001
5,575
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Originally posted by: dighn
Originally posted by: TechnoKid
i thought you couldn't take the roots of negative numbers unless you start using imaginary numbers.

he didn't say anything about taking the roots...

he said "...square root of negative one..." (emphasis mine)
 

dighn

Lifer
Aug 12, 2001
22,820
4
81
Originally posted by: TechnoKid
Originally posted by: dighn
Originally posted by: TechnoKid
i thought you couldn't take the roots of negative numbers unless you start using imaginary numbers.

he didn't say anything about taking the roots...

he said "...square root of negative one..." (emphasis mine)

reading comprehension much?

what's the character that represents the square root of negative one?
 
Aug 10, 2001
10,420
2
0
Originally posted by: Nebor
Originally posted by: TechnoKid
i thought you couldn't take the roots of negative numbers unless you start using imaginary numbers.

Exactly. The symbol is i. Although technically, the square root of -1 can be either i or -i.

i^3=-i
 

Heisenberg

Lifer
Dec 21, 2001
10,621
1
0
Originally posted by: dighn
Originally posted by: TechnoKid
Originally posted by: dighn
Originally posted by: TechnoKid
i thought you couldn't take the roots of negative numbers unless you start using imaginary numbers.

he didn't say anything about taking the roots...

he said "...square root of negative one..." (emphasis mine)

reading comprehension much?

what's the character that represents the square root of negative one?
Nerd fight! Nerd fight!



:p
 

TheLonelyPhoenix

Diamond Member
Feb 15, 2004
5,594
1
0
Originally posted by: Heisenberg
Originally posted by: dighn
Originally posted by: TechnoKid
Originally posted by: dighn
Originally posted by: TechnoKid
i thought you couldn't take the roots of negative numbers unless you start using imaginary numbers.

he didn't say anything about taking the roots...

he said "...square root of negative one..." (emphasis mine)

reading comprehension much?

what's the character that represents the square root of negative one?
Nerd fight! Nerd fight!



:p

0.999999... = 1!!! BRING IT, BITCH!! :p
 

Chronoshock

Diamond Member
Jul 6, 2004
4,860
1
81
Originally posted by: TheLonelyPhoenix
Originally posted by: Heisenberg
Originally posted by: dighn
Originally posted by: TechnoKid
Originally posted by: dighn
Originally posted by: TechnoKid
i thought you couldn't take the roots of negative numbers unless you start using imaginary numbers.

he didn't say anything about taking the roots...

he said "...square root of negative one..." (emphasis mine)

reading comprehension much?

what's the character that represents the square root of negative one?
Nerd fight! Nerd fight!



:p

0.999999... = 1!!! BRING IT, BITCH!! :p


Well my eigenfunction has a bigger lambda than yours does! So there :p