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Learn why the Excel AGGREGATE function fails with arrays and how to fix value errors using helper columns or dynamic LAMBDA and BYROW formulas.

From simple lists to dynamic spill ranges and cascading menus, Excel drop-downs offer flexible control over data entry.

Excel remains one of the most important tools in data analysis. Yet most analysts use only a small fraction of its capabilities. Mastering the right functions can speed up reporting, improve accuracy, ...

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Abstract: Control barrier functions (CBFs) have become popular as a safety filter to guarantee the safety of nonlinear dynamical systems for arbitrary inputs. However, it is difficult to construct ...

Abstract: State and input constraints are ubiquitous in control system design. One recently developed tool to deal with these constraints is control barrier functions (CBF) which transform state ...