Cheng, R. , Liu, J. , Hao, L. and Wu, D. (2026) On the Application of the Infinitesimal Method to Two Categories of Problems in College Physics. Open Journal of Social Sciences, 14, 378-389. doi: ...

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Find out how and why mathematics is used in microeconomics, its limitations, and the math skills that economics students need.

Since her early teens, Emma Cleary suffered light-headedness, extreme tiredness and was cruelly nicknamed ‘Casper’ by classmates referring to her ghost-like appearance. ‘I kept going back to the ...

We walk through an optimization problem step by step, clearly explaining how to identify variables, set up the correct function, apply derivatives, and find maximum or minimum values. Each step is ...

Abstract: Several real-world applications introduce derivativefree optimization problems, called variable dimension problems, where the problem's dimension is not known in advance. Despite their ...

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Abstract: Dynamic environments pose great challenges for expensive optimization problems, as the objective functions of these problems change over time and thus require remarkable computational ...

Stress and anxiety are a normal part of modern life, but the way each person responds to it—and how it affects them—is highly individual. Now, new research suggests that there's an easy lifestyle ...

Little Problems: A Cozy Detective Game is quite possibly the most self-explanatory title ever. It’s a detective game with a laid-back, low-stakes cases involving ordinary problems everyone faces. Help ...

We’d all like to be innovative, but few people have creativity switches they can turn on at will. (I definitely don’t.) We’re a lot better at convergent thinking, using knowledge and experience to ...