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Full Version: Call Back Equation Lib Menu
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(1 minute reading text)

I was making some calculus, testing and remember some formulas, so, in HP50, I accessed EQ LIB.
My dog was barking loud and I went check what was happening.

When I came back I no longer remembered which equation I had used.
Is there something like LAST EQ LIB USED, able to return to the beginning of the operation?

I stopped here:
[Image: e1.jpg]

I need to return to
[Image: e2.jpg]

these screenshoots are merely illustrative.
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