The "notational second derivative" is true only when the function 𝑓(𝑥) is of a very specific form 
pic.twitter.com/ZFTgHFcqxp
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how does
@InertialObservr do it
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if you know TeX it should be easy to figure out!
End of conversation
New conversation -
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I mean, it dreams of it in his head and then boom, he has the picture
Thanks. Twitter will use this to make your timeline better. UndoUndo
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