Microscopic black holes have long hovered at the edge of theory, forming only in exquisitely balanced states. Now physicists ...

You’re falling into a black hole. Somehow, you’ve managed to protect yourself from the spaghettification that’s happening to every object around you as the black hole’s powerful gravity pulls on the ...

We spend a lot of time thinking about the difficult people in our lives—the friend who can't take feedback, the partner who always has to be right, the coworker who turns everything into a fight. But ...

Present address, Department of Mathematics, Yale University, New Haven, Conn. This paper was written under the sponsorship of the Office of Ordnance Research, U.S. Army, under contract ...

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Abstract: The paper considers the Cauchy problem and boundary value problems for multicomponent cross-diffusion systems, since studying the global solvability of the Cauchy problem and boundary value ...

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Word problems try and tell students a story about the math problem in front of them. They are a useful way to connect abstract numbers to concrete situations, so students can learn early on to apply ...

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