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Re: Examples using Trig option
*To*: mathgroup at smc.vnet.net
*Subject*: [mg35251] Re: [mg35237] Examples using Trig option
*From*: Andrzej Kozlowski <andrzej at platon.c.u-tokyo.ac.jp>
*Date*: Fri, 5 Jul 2002 02:18:47 -0400 (EDT)
*Sender*: owner-wri-mathgroup at wolfram.com
Since you do not need an example for each case I will provide just one:
In[11]:=
Expand[Sin[2x]]
Out[11]=
Sin[2*x]
In[12]:=
Expand[Sin[2x],Trig->True]
Out[12]=
2*Cos[x]*Sin[x]
Andrzej Kozlowski
Toyama International University
JAPAN
http://platon.c.u-tokyo.ac.jp/andrzej/
On Wednesday, July 3, 2002, at 06:14 PM, Ersek, Ted R wrote:
> Hello mathgroup,
>
> The usage message for Trig says:
>
> Trig is an option for algebraic manipulation functions which specifies
> whether trigonometric functions should be treated as rational functions
> of
> exponentials.
> ---------
>
> The built-in functions that have the Trig option are:
> Apart, ApartSquareFree, Cancel, Coefficient, CoefficientList, Collect,
> Denominator, Expand, ExpandAll, ExpandDenominator, ExpandNumerator,
> Exponent, Factor, FactorList, FactorSquareFree, FactorSquareFreeList,
> FactorTerms, FactorTermsList, FullSimplify, Numerator, PolynomialGCD,
> PolynomialLCM, PolynomialMod, Resultant, Simplify, Together.
>
>
> After searching all available documentation I can't find a single
> example of
> where
> f[expr, Trig->True] would give a different result than
> f[expr, Trig->False], and I can't come up with one on my own. Can you
> give
> some examples. An example for each function above is not necessary.
>
> ---------
> Thanks,
> Ted Ersek
> Get Mathematica tips, tricks from
> http://www.verbeia.com/mathematica/tips/Tricks.html
>
>
>
>
>
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