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Although Ugee is among the cheaper brands, I can verify that the quality is pretty good for the price I paid (£37.49, or about $49.00). I've used it a lot for a year now and it is just as good as it was when I first bought it -- no scratches or dysfunctional buttons.

**LearnMathsFree: Videos on various topics.New: Integration Problem | Adding FractionsPopular: Continued Fractions | Metric Spaces | Duality**

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**bobbym****bumpkin**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 109,606

Hi;

Unfortunately, it is a UK company that does not ship to the US. But that is okay because I do not have the money right now anyway.

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**** Always satisfy the Prime Directive of getting the right answer above all else.**

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**LearnMathsFree: Videos on various topics.New: Integration Problem | Adding FractionsPopular: Continued Fractions | Metric Spaces | Duality**

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**bobbym****bumpkin**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 109,606

Hi;

Nice video. Well done.

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**** Always satisfy the Prime Directive of getting the right answer above all else.**

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Thank you, I am glad you liked it. I am a little busy with exams at the moment, but once they are over, I will try to upload content on a more regular basis.

**LearnMathsFree: Videos on various topics.New: Integration Problem | Adding FractionsPopular: Continued Fractions | Metric Spaces | Duality**

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**bobbym****bumpkin**- From: Bumpkinland
- Registered: 2009-04-12
- Posts: 109,606

You will do well on your exams. Keep the vids coming.

**In mathematics, you don't understand things. You just get used to them.****If it ain't broke, fix it until it is.**** Always satisfy the Prime Directive of getting the right answer above all else.**

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In the latest video, we look at the following integral, and explore an interesting way of solving it:

New: Integration Problem | Adding Fractions

Popular: Continued Fractions | Metric Spaces | Duality

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In this video, we work through a double integral requiring a change in the order of integration: https://www.youtube.com/watch?v=rimzV7VKfs8

The example we work through is

New: Integration Problem | Adding Fractions

Popular: Continued Fractions | Metric Spaces | Duality

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