2009-05-29, 02:49 PM
Well, ehm
The opposite of 520-570 nanometres is from 1 metres/520 nanometres to 1 metres/580 nanometres. Is that wrong to assume so?
What's the opposite of 1? Is it -1, or is it the square root of -1?
The opposite of 520-570 nanometres is from 1 metres/520 nanometres to 1 metres/580 nanometres. Is that wrong to assume so?
What's the opposite of 1? Is it -1, or is it the square root of -1?

