Re: Argument of wavefunction

["D.V.N.Sarma" <narayana@HD1.VSNL.NET.IN>]

On 27 Feb 2002, at 17:26, Bob Sciamanda wrote:

> Sarma,
> If you do it carefully, both function forms will show the same result. Be
> aware that eg. at t=0 and x=0 sin(kx-wt) is going negative while
> sin(wt-kx) is going positive.
That is true Bob. What I was trying to say is as far as students are
concerned they get the result directly with sin(wt-kx). This is all
because  the sin function is odd If we use either the cos function or
exponential function we do not get this problem.

regards,

Sarma.
> Bob Sciamanda (W3NLV)
> Physics, Edinboro Univ of PA (em)
> trebor@velocity.net
> http://www.velocity.net/~trebor