Microsoft's spreadsheet program can do way more than you might imagine. These are the hacks and tricks you need to know.

Learn how GROUPBY passes both subset and full arrays into LAMBDA in Excel, letting you compute percent shares fast and explain results clearly.

Excel still trips over dates, ghost links, and undo history. These six fixes would save hours for everyday users.

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Grok 4.2 trails Gemini 3.0 and Opus 4.5 in code quality but wins on speed, helping devs ship dashboards and small games ...

Abstract: Constrained multi-objective optimization problems (CMOPs) generally contain multiple constraints, which not only form multiple discrete feasible regions but also reduce the size of optimal ...

My graduate studies included learning about constraint-based optimization algorithms (such as linear programming) and ...

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Abstract: Nowadays, problems such as greenhouse effect and air pollution become increasingly prominent. The power generation process should pay attention to the fuel cost and reduce the pollution to ...

Optimization problems often involve situations in which the user's goal is to minimize and/or maximize not a single objective function, but several, usually conflicting, functions simultaneously. Such ...