Services & Resources / Wolfram Forums / MathGroup Archive
-----

MathGroup Archive 2007

[Date Index] [Thread Index] [Author Index]

Search the Archive

Re: Choosing preferred functions for Trig Simplification?

  • To: mathgroup at smc.vnet.net
  • Subject: [mg83292] Re: Choosing preferred functions for Trig Simplification?
  • From: Szabolcs Horvát <szhorvat at gmail.com>
  • Date: Sat, 17 Nov 2007 05:13:18 -0500 (EST)
  • References: <fhegov$m8b$1@smc.vnet.net> <fhh79i$8l2$1@smc.vnet.net>

AES wrote:
> 
>       n1 Csc[ theta2 ]  =  n2 Csc[ theta1 ]
> 
> instead of  
> 
>       n1 Sin[ theta1 ] = n2 Sin[ theta2 ]
> 

According to
<http://enterprise.maa.org/scripts/WA.EXE?A2=ind9712&L=math-history-list&T=0&F=&S=&P=19830>,
Snellius had originally used the cosecant form. ;-)

Szabolcs


  • Prev by Date: Re: Get list of function variables?
  • Next by Date: Re: SoundNote does not accept "H"
  • Previous by thread: Re: Choosing preferred functions for Trig Simplification?
  • Next by thread: Message: "Numerical interation converging too slowly"