Sometimes useful: Reading two books on the same topic simultaneously. Let's you triangulate.
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Replying to @generativist
So, you find the midpoint and that helps you tell how wrong they each are?
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Replying to @david_lively
Depends. For math books it's usually not mid-point. One author may present something clearer than the other. You take best explanations!
3:49 PM - 23 Oct 2017
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