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Re: Avoid the use of certain functions

• To: mathgroup at smc.vnet.net
• Subject: [mg111093] Re: Avoid the use of certain functions
• From: Andrzej Kozlowski <akoz at mimuw.edu.pl>
• Date: Tue, 20 Jul 2010 03:42:46 -0400 (EDT)

On 19 Jul 2010, at 08:10, AES wrote:

>> From: Sam Takoy [mailto:sam.takoy at yahoo.com]
>>
>> Hi,
>>
>> Is there a way to ask Mathematica to avoid expressing answers in terms
>> of certain functions. For example, I [can't?] stand Sec, Csc, Sech, and Csch
>> and would rather see Sec^-1, etc.
>
> I'm with you on this one:  always hated Sec and Csc (and never
> understood the backward naming of these functions -- why isn't Sec ==
> 1/Sin and Csc == 1/Cos?)

Have you never noticed this:

1+ Tan[x]^2====Sec[x]^2

1+Cot[x]^2====Csc[x]^2

?

Andrzej Kozlowski