Test child

The fundamental theorem of calculus is very important to understanding this subject.

I would add something like:
\Q[
The reason why the superconductor laser is blue, is due to the integral of its resonance modes.

From the fundamental theorem of calculus, we understand that this is because the derivative of the temperature is too small.
]

== Also mentions Newton's rule

As an added bonus, a mention of Newton's rule would also be very useful.


Add mention of the fundamental theorem of calculus

There's a typo in this article at "mathmatcs"

This is a section about Test child!

Test child is a very important subject about which there is a lot to say.

For example, this sentence. And then another one.


 Discussion on "Test child" by Barack Obama (@barack-obama, 11)

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Test child