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Channel: PTC Community: Message List - Derivative of Undefined Function
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Derivative of Undefined Function

I'd like to do calculus on some functions without defining them.  When I do this, I don't always get the correct answers.  What's the correct way to do this?

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Re: Derivative of Undefined Function

This looks like a bug which is already present in Mathcad, too. BTW, if you want to avoid the red errors, which stem from the numeric processor, you can add the function name f as argument of your...

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Image may be NSFW.
Clik here to view.

Derivative of Undefined Function

I'd like to do calculus on some functions without defining them.  When I do this, I don't always get the correct answers.  What's the correct way to do this?

View Article

Image may be NSFW.
Clik here to view.

Re: Derivative of Undefined Function

This looks like a bug which is already present in Mathcad, too. BTW, if you want to avoid the red errors, which stem from the numeric processor, you can add the function name f as argument of your...

View Article
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