Turns out half my old formulas were just dynamic arrays in disguise, written the long way.

LAMBDA lets you turn repeated Excel logic into reusable functions that update automatically across your entire workbook.

Daniel Jassy, CFA, is an Investopedia Academy instructor and the founder of SPYderCRusher Research. He contributes to Excel and Algorithmic Trading. Return on investment (ROI) measures the amount of ...

Ricky O'Donnell has covered basketball at all levels for more than a decade at SB Nation. He’s currently the Associate Director of Programming. Yaxel Lendeborg set a personal goal when Michigan ...

Anna Gragert (she/her/hers) was previously the lifestyle editor at HelloGiggles, the deputy editor at So Yummy and the senior lifestyle editor at Hunker. Over the past 12 years, Anna has also written ...

Basal metabolic rate (BMR) is the minimum number of calories your body burns at rest for basic functions like breathing, circulation, and cell production. You can estimate it using the Harris-Benedict ...

Caroline Banton has 6+ years of experience as a writer of business and finance articles. She also writes biographies for Story Terrace. Vikki Velasquez is a researcher and writer who has managed, ...

Excel wants to help you when writing formulas, so it’s always looking at what you type and interpreting it. But if you need to write a fraction or something with slashes or symbols so it’s readable ...

Abstract: This paper presents the implementation of closedform formulas to determine the number of elements needed for the design of a cylindrical wraparound array. It is demonstrated that these ...